SEC Info℠  
    Home      Search      My Interests      Help      Sign In      Please Sign In

AtriCure, Inc. – ‘10-K’ for 12/31/19 – ‘EX-101.PRE’

On:  Monday, 2/24/20, at 4:16pm ET   ·   For:  12/31/19   ·   Accession #:  1323885-20-9   ·   File #:  0-51470

Previous ‘10-K’:  ‘10-K’ on 3/1/19 for 12/31/18   ·   Next:  ‘10-K’ on 2/26/21 for 12/31/20   ·   Latest:  ‘10-K’ on 2/16/24 for 12/31/23   ·   8 References:   

Find Words in Filings emoji
 		  in    Show  and   ↓Hints

  As Of               Filer                 Filing    For·On·As Docs:Size

 2/24/20  AtriCure, Inc.                    10-K       12/31/19  109:23M

Annual Report   —   Form 10-K   —   Sect. 13 / 15(d) – SEA’34
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   1.96M 
 2: EX-4.1      Instrument Defining the Rights of Security Holders  HTML     48K 
 3: EX-10.16    Material Contract                                   HTML     87K 
 4: EX-21       Subsidiaries List                                   HTML     29K 
 5: EX-23.1     Consent of Experts or Counsel                       HTML     32K 
 6: EX-31.1     Certification -- §302 - SOA'02                      HTML     41K 
 7: EX-31.2     Certification -- §302 - SOA'02                      HTML     41K 
 8: EX-32.1     Certification -- §906 - SOA'02                      HTML     36K 
 9: EX-32.2     Certification -- §906 - SOA'02                      HTML     36K 
86: R1          Document and Entity Information                     HTML     94K 
53: R2          Consolidated Balance Sheets                         HTML    120K 
15: R3          Consolidated Balance Sheets (Parenthetical)         HTML     43K 
76: R4          Consolidated Statements of Operations and           HTML     93K 
                Comprehensive Loss                                               
89: R5          Consolidated Statements of Stockholders' Equity     HTML     92K 
56: R6          Consolidated Statements of Cash Flows               HTML    163K 
18: R7          Consolidated Statements of Cash Flows               HTML     32K 
                (Parenthetical)                                                  
77: R8          Description of Business and Summary of Significant  HTML    155K 
                Accounting Policies                                              
84: R9          Recent Accounting Pronouncements                    HTML     39K 
36: R10         Fair Value                                          HTML    386K 
51: R11         Investments                                         HTML    139K 
105: R12         Business Combinations                               HTML    158K  
69: R13         Intangible Assets And Goodwill                      HTML    126K 
37: R14         Inventories                                         HTML     58K 
52: R15         Property and Equipment                              HTML    104K 
106: R16         Accrued Liabilities                                 HTML     74K  
70: R17         Indebtedness                                        HTML     61K 
38: R18         Leases                                              HTML    170K 
49: R19         Commitments and Contingencies                       HTML     42K 
87: R20         Revenue                                             HTML     43K 
74: R21         Income Taxes                                        HTML    399K 
16: R22         Concentrations                                      HTML     37K 
54: R23         Employee Benefit Plans                              HTML     38K 
88: R24         Equity Compensation Plans                           HTML    763K 
75: R25         Segment and Geographic Information                  HTML    181K 
17: R26         Selected Quarterly Financial Data                   HTML    159K 
55: R27         Schedule II - Valuation And Qualifying Accounts     HTML    168K 
85: R28         Description of Business and Summary of Significant  HTML    214K 
                Accounting Policies (Policies)                                   
78: R29         Description of Business and Summary of Significant  HTML    116K 
                Accounting Policies (Tables)                                     
73: R30         Fair Value (Tables)                                 HTML    369K 
108: R31         Investments (Tables)                                HTML    136K  
48: R32         Business Combinations (Tables)                      HTML    137K 
35: R33         Intangible Assets And Goodwill (Tables)             HTML    126K 
72: R34         Inventories (Tables)                                HTML     59K 
107: R35         Property and Equipment (Tables)                     HTML     99K  
47: R36         Accrued Liabilities (Tables)                        HTML     72K 
34: R37         Indebtedness (Tables)                               HTML     49K 
71: R38         Leases (Tables)                                     HTML    163K 
109: R39         Income Taxes (Tables)                               HTML    382K  
81: R40         Equity Compensation Plans (Tables)                  HTML    741K 
91: R41         Segment and Geographic Information (Tables)         HTML    179K 
61: R42         Selected Quarterly Financial Data (Tables)          HTML    158K 
25: R43         Description of Business and Summary of Significant  HTML     40K 
                Accounting Policies (Narrative) (Details)                        
80: R44         Description of Business and Summary of Significant  HTML     48K 
                Accounting Policies (Accumulated Other                           
                Comprehensive Income (Loss)) (Details)                           
90: R45         Fair Value (Narrative) (Details)                    HTML     81K 
60: R46         Fair Value (Financial Assets and Liabilities        HTML     66K 
                Measured at Fair Value on a Recurring Basis)                     
                (Details)                                                        
24: R47         Fair Value (Level 3 Fair Value Measurements Using   HTML     48K 
                Significant Other Unobservable Inputs for                        
                Acquisition-Related Contingent Consideration                     
                (Recurring)) (Details)                                           
79: R48         Fair Value (Level 3 Fair Value Measurements Using   HTML     43K 
                Significant Other Unobservable Inputs for                        
                Acquisition-Related Contingent Consideration)                    
                (Details)                                                        
92: R49         Investments (Narrative) (Details)                   HTML     33K 
97: R50         Investments (Summary Of Short-term Investments)     HTML     50K 
                (Details)                                                        
62: R51         Business Combinations (Narrative) (Details)         HTML    122K 
32: R52         Business Combinations (Schedule of Components of    HTML     42K 
                Aggregate Purchase Price) (Details)                              
45: R53         Business Combinations (Summary Of Estimated Fair    HTML     67K 
                Values Of Assets Acquired And Liabilities Assumed)               
                (Details)                                                        
98: R54         Business Combinations (Valuation of Intangible      HTML     41K 
                Assets Acquired and Related Amortization Periods)                
                (Details)                                                        
63: R55         Business Combination (Pro-forma Acquisition         HTML     38K 
                Information) (Details)                                           
33: R56         Intangible Assets And Goodwill (Narrative)          HTML     44K 
                (Details)                                                        
46: R57         Intangible Assets And Goodwill (Company's           HTML     46K 
                Intangible Assets) (Details)                                     
96: R58         Intangible Assets And Goodwill (Future              HTML     46K 
                Amortization Expense Related to Intangible Assets                
                with Definite Lives) (Details)                                   
64: R59         Intangible Assets and Goodwill (Summary Of          HTML     35K 
                Company's Goodwill) (Details)                                    
19: R60         Inventories (Summary Of Inventories) (Details)      HTML     42K 
58: R61         Property and Equipment (Narrative) (Details)        HTML     40K 
93: R62         Property and Equipment (Summary Of Property And     HTML     75K 
                Equipment) (Details)                                             
82: R63         Accrued Liabilities (Accrued Liabilities)           HTML     53K 
                (Details)                                                        
22: R64         Indebtedness (Narrative) (Details)                  HTML     74K 
59: R65         Indebtedness (Future Maturities On Debt) (Details)  HTML     47K 
94: R66         Leases (Narrative) (Details)                        HTML     69K 
83: R67         Leases (Summary Of Components Of Lease Expense)     HTML     40K 
                (Details)                                                        
23: R68         Leases (Summary Of Supplemental Cash Flow           HTML     44K 
                Information Related To Leases) (Details)                         
57: R69         Leases (Summary Of Supplemental Balance Sheet       HTML     61K 
                Information Related To Leases) (Details)                         
42: R70         Leases (Schedule Of Maturities Of Lease             HTML     64K 
                Liabilities) (Details)                                           
31: R71         Commitments and Contingencies (Narrative)           HTML     40K 
                (Details)                                                        
68: R72         Revenue (Narrative) (Details)                       HTML     39K 
103: R73         Income Taxes (Narrative) (Details)                  HTML    104K  
39: R74         Income Taxes (Summary Of Company's Provision for    HTML     64K 
                Income Taxes) (Details)                                          
28: R75         Income Taxes (Summary Of Detail Of Deferred Tax     HTML     70K 
                Assets And Liabilities) (Details)                                
65: R76         Income Taxes (Summary Of Difference Between         HTML    100K 
                Effective Income Tax Rates And Federal Statutory                 
                Rate) (Details)                                                  
99: R77         Income Taxes (Summary Of Reconciliation Of Change   HTML     45K 
                In Federal And State Unrecognized Tax Benefits)                  
                (Details)                                                        
44: R78         Concentrations (Narrative) (Details)                HTML     43K 
27: R79         Employee Benefit Plans (Narrative) (Details)        HTML     42K 
41: R80         Equity Compensation Plans (Narrative) (Details)     HTML    148K 
30: R81         Equity Compensation Plans (Activity Under Stock     HTML    123K 
                Based Compensation Plans) (Details)                              
67: R82         Equity Compensation Plans (Share-Based              HTML     51K 
                Compensation Expense Related to Employee                         
                Share-Based Compensation) (Details)                              
102: R83         Equity Compensation Plans (Assumptions Used for     HTML     51K  
                Determining Fair Value of Options) (Details)                     
40: R84         Equity Compensation Plans (Weighted Average         HTML     42K 
                Estimated Grant Date Fair Value Per Share of Stock               
                Options, Restricted Stock Granted, And Performance               
                Awards) (Details)                                                
29: R85         Equity Compensation Plans (Estimated Grant Date     HTML     52K 
                Fair Value Per Share of Performance Options                      
                Granted) (Details)                                               
66: R86         Segment and Geographic Information (Narrative)      HTML     32K 
                (Details)                                                        
101: R87         Segment and Geographic Information (Revenue by      HTML     56K  
                Geographic Area) (Details)                                       
43: R88         Segment and Geographic Information (Revenue by      HTML     68K 
                Product Type) (Details)                                          
26: R89         Selected Quarterly Financial Data (Schedule Of      HTML     48K 
                Quarterly Financial Information) (Details)                       
20: R90         Schedule II (Schedule Of Valuation And Qualifying   HTML     51K 
                Accounts) (Details)                                              
95: XML         IDEA XML File -- Filing Summary                      XML    207K 
104: XML         XBRL Instance -- atrc-20191231x10k_htm               XML   7.01M  
21: EXCEL       IDEA Workbook of Financial Reports                  XLSX    117K 
11: EX-101.CAL  XBRL Calculations -- atrc-20191231_cal               XML    295K 
12: EX-101.DEF  XBRL Definitions -- atrc-20191231_def                XML    793K 
13: EX-101.LAB  XBRL Labels -- atrc-20191231_lab                     XML   1.68M 
14: EX-101.PRE  XBRL Presentations -- atrc-20191231_pre              XML   1.43M 
10: EX-101.SCH  XBRL Schema -- atrc-20191231                         XSD    224K 
100: JSON        XBRL Instance as JSON Data -- MetaLinks              468±   739K  
50: ZIP         XBRL Zipped Folder -- 0001323885-20-000009-xbrl      Zip    469K

‘EX-101.PRE’   —   XBRL Presentations — atrc-20191231_pre

This Exhibit is an XBRL XML File.

                                                                                                                                                                                
<?xml version="1.0" encoding="windows-1252"?>
<!-- XBRL document created by Certent Disclosure Management 6.36.2.2 -->
<!-- Based on XBRL 2.1 -->
<!-- Created on: 2/24/2020 4:02:55 PM -->
<!-- Modified on: 2/24/2020 4:02:55 PM -->
<linkbase xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DocumentDocumentAndEntityInformation" roleURI="http://www.atricure.com/role/DocumentDocumentAndEntityInformation"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#StatementConsolidatedBalanceSheets" roleURI="http://www.atricure.com/role/StatementConsolidatedBalanceSheets"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#StatementConsolidatedBalanceSheetsParenthetical" roleURI="http://www.atricure.com/role/StatementConsolidatedBalanceSheetsParenthetical"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#StatementConsolidatedStatementsOfOperationsAndComprehensiveLoss" roleURI="http://www.atricure.com/role/StatementConsolidatedStatementsOfOperationsAndComprehensiveLoss"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#StatementConsolidatedStatementsOfStockholdersEquity" roleURI="http://www.atricure.com/role/StatementConsolidatedStatementsOfStockholdersEquity"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#StatementConsolidatedStatementsOfCashFlows" roleURI="http://www.atricure.com/role/StatementConsolidatedStatementsOfCashFlows"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#StatementConsolidatedStatementsOfCashFlowsParenthetical" roleURI="http://www.atricure.com/role/StatementConsolidatedStatementsOfCashFlowsParenthetical"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPolicies" roleURI="http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPolicies"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureRecentAccountingPronouncements" roleURI="http://www.atricure.com/role/DisclosureRecentAccountingPronouncements"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureFairValue" roleURI="http://www.atricure.com/role/DisclosureFairValue"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureInvestments" roleURI="http://www.atricure.com/role/DisclosureInvestments"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureBusinessCombinations" roleURI="http://www.atricure.com/role/DisclosureBusinessCombinations"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureIntangibleAssetsAndGoodwill" roleURI="http://www.atricure.com/role/DisclosureIntangibleAssetsAndGoodwill"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureInventories" roleURI="http://www.atricure.com/role/DisclosureInventories"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosurePropertyAndEquipment" roleURI="http://www.atricure.com/role/DisclosurePropertyAndEquipment"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureAccruedLiabilities" roleURI="http://www.atricure.com/role/DisclosureAccruedLiabilities"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureIndebtedness" roleURI="http://www.atricure.com/role/DisclosureIndebtedness"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureLeases" roleURI="http://www.atricure.com/role/DisclosureLeases"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureCommitmentsAndContingencies" roleURI="http://www.atricure.com/role/DisclosureCommitmentsAndContingencies"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureRevenue" roleURI="http://www.atricure.com/role/DisclosureRevenue"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureIncomeTaxes" roleURI="http://www.atricure.com/role/DisclosureIncomeTaxes"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureConcentrations" roleURI="http://www.atricure.com/role/DisclosureConcentrations"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureEmployeeBenefitPlans" roleURI="http://www.atricure.com/role/DisclosureEmployeeBenefitPlans"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureEquityCompensationPlans" roleURI="http://www.atricure.com/role/DisclosureEquityCompensationPlans"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureSegmentAndGeographicInformation" roleURI="http://www.atricure.com/role/DisclosureSegmentAndGeographicInformation"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureSelectedQuarterlyFinancialData" roleURI="http://www.atricure.com/role/DisclosureSelectedQuarterlyFinancialData"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureScheduleIiValuationAndQualifyingAccounts" roleURI="http://www.atricure.com/role/DisclosureScheduleIiValuationAndQualifyingAccounts"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesPolicies" roleURI="http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesPolicies"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesTables" roleURI="http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesTables"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureFairValueTables" roleURI="http://www.atricure.com/role/DisclosureFairValueTables"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureInvestmentsTables" roleURI="http://www.atricure.com/role/DisclosureInvestmentsTables"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureBusinessCombinationsTables" roleURI="http://www.atricure.com/role/DisclosureBusinessCombinationsTables"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureIntangibleAssetsAndGoodwillTables" roleURI="http://www.atricure.com/role/DisclosureIntangibleAssetsAndGoodwillTables"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureInventoriesTables" roleURI="http://www.atricure.com/role/DisclosureInventoriesTables"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosurePropertyAndEquipmentTables" roleURI="http://www.atricure.com/role/DisclosurePropertyAndEquipmentTables"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureAccruedLiabilitiesTables" roleURI="http://www.atricure.com/role/DisclosureAccruedLiabilitiesTables"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureIndebtednessTables" roleURI="http://www.atricure.com/role/DisclosureIndebtednessTables"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureLeasesTables" roleURI="http://www.atricure.com/role/DisclosureLeasesTables"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureIncomeTaxesTables" roleURI="http://www.atricure.com/role/DisclosureIncomeTaxesTables"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureEquityCompensationPlansTables" roleURI="http://www.atricure.com/role/DisclosureEquityCompensationPlansTables"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureSegmentAndGeographicInformationTables" roleURI="http://www.atricure.com/role/DisclosureSegmentAndGeographicInformationTables"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureSelectedQuarterlyFinancialDataTables" roleURI="http://www.atricure.com/role/DisclosureSelectedQuarterlyFinancialDataTables"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesNarrativeDetails" roleURI="http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesNarrativeDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesAccumulatedOtherComprehensiveIncomeLossDetails" roleURI="http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesAccumulatedOtherComprehensiveIncomeLossDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureFairValueNarrativeDetails" roleURI="http://www.atricure.com/role/DisclosureFairValueNarrativeDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureFairValueFinancialAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetails" roleURI="http://www.atricure.com/role/DisclosureFairValueFinancialAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureFairValueLevel3FairValueMeasurementsUsingSignificantOtherUnobservableInputsForAcquisitionRelatedContingentConsiderationRecurringDetails" roleURI="http://www.atricure.com/role/DisclosureFairValueLevel3FairValueMeasurementsUsingSignificantOtherUnobservableInputsForAcquisitionRelatedContingentConsiderationRecurringDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureFairValueLevel3FairValueMeasurementsUsingSignificantOtherUnobservableInputsForAcquisitionRelatedContingentConsiderationDetails" roleURI="http://www.atricure.com/role/DisclosureFairValueLevel3FairValueMeasurementsUsingSignificantOtherUnobservableInputsForAcquisitionRelatedContingentConsiderationDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureInvestmentsNarrativeDetails" roleURI="http://www.atricure.com/role/DisclosureInvestmentsNarrativeDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureInvestmentsSummaryOfShortTermInvestmentsDetails" roleURI="http://www.atricure.com/role/DisclosureInvestmentsSummaryOfShortTermInvestmentsDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureBusinessCombinationsNarrativeDetails" roleURI="http://www.atricure.com/role/DisclosureBusinessCombinationsNarrativeDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureBusinessCombinationsScheduleOfComponentsOfAggregatePurchasePriceDetails" roleURI="http://www.atricure.com/role/DisclosureBusinessCombinationsScheduleOfComponentsOfAggregatePurchasePriceDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureBusinessCombinationsSummaryOfEstimatedFairValuesOfAssetsAcquiredAndLiabilitiesAssumedDetails" roleURI="http://www.atricure.com/role/DisclosureBusinessCombinationsSummaryOfEstimatedFairValuesOfAssetsAcquiredAndLiabilitiesAssumedDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureBusinessCombinationsValuationOfIntangibleAssetsAcquiredAndRelatedAmortizationPeriodsDetails" roleURI="http://www.atricure.com/role/DisclosureBusinessCombinationsValuationOfIntangibleAssetsAcquiredAndRelatedAmortizationPeriodsDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureBusinessCombinationProFormaAcquisitionInformationDetails" roleURI="http://www.atricure.com/role/DisclosureBusinessCombinationProFormaAcquisitionInformationDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureIntangibleAssetsAndGoodwillNarrativeDetails" roleURI="http://www.atricure.com/role/DisclosureIntangibleAssetsAndGoodwillNarrativeDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureIntangibleAssetsAndGoodwillCompanySIntangibleAssetsDetails" roleURI="http://www.atricure.com/role/DisclosureIntangibleAssetsAndGoodwillCompanySIntangibleAssetsDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureIntangibleAssetsAndGoodwillFutureAmortizationExpenseRelatedToIntangibleAssetsWithDefiniteLivesDetails" roleURI="http://www.atricure.com/role/DisclosureIntangibleAssetsAndGoodwillFutureAmortizationExpenseRelatedToIntangibleAssetsWithDefiniteLivesDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureIntangibleAssetsAndGoodwillSummaryOfCompanySGoodwillDetails" roleURI="http://www.atricure.com/role/DisclosureIntangibleAssetsAndGoodwillSummaryOfCompanySGoodwillDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureInventoriesSummaryOfInventoriesDetails" roleURI="http://www.atricure.com/role/DisclosureInventoriesSummaryOfInventoriesDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosurePropertyAndEquipmentNarrativeDetails" roleURI="http://www.atricure.com/role/DisclosurePropertyAndEquipmentNarrativeDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosurePropertyAndEquipmentSummaryOfPropertyAndEquipmentDetails" roleURI="http://www.atricure.com/role/DisclosurePropertyAndEquipmentSummaryOfPropertyAndEquipmentDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureAccruedLiabilitiesAccruedLiabilitiesDetails" roleURI="http://www.atricure.com/role/DisclosureAccruedLiabilitiesAccruedLiabilitiesDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureIndebtednessNarrativeDetails" roleURI="http://www.atricure.com/role/DisclosureIndebtednessNarrativeDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureIndebtednessFutureMaturitiesOnDebtDetails" roleURI="http://www.atricure.com/role/DisclosureIndebtednessFutureMaturitiesOnDebtDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureLeasesNarrativeDetails" roleURI="http://www.atricure.com/role/DisclosureLeasesNarrativeDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureLeasesSummaryOfComponentsOfLeaseExpenseDetails" roleURI="http://www.atricure.com/role/DisclosureLeasesSummaryOfComponentsOfLeaseExpenseDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureLeasesSummaryOfSupplementalCashFlowInformationRelatedToLeasesDetails" roleURI="http://www.atricure.com/role/DisclosureLeasesSummaryOfSupplementalCashFlowInformationRelatedToLeasesDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureLeasesSummaryOfSupplementalBalanceSheetInformationRelatedToLeasesDetails" roleURI="http://www.atricure.com/role/DisclosureLeasesSummaryOfSupplementalBalanceSheetInformationRelatedToLeasesDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureLeasesScheduleOfMaturitiesOfLeaseLiabilitiesDetails" roleURI="http://www.atricure.com/role/DisclosureLeasesScheduleOfMaturitiesOfLeaseLiabilitiesDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureCommitmentsAndContingenciesNarrativeDetails" roleURI="http://www.atricure.com/role/DisclosureCommitmentsAndContingenciesNarrativeDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureRevenueNarrativeDetails" roleURI="http://www.atricure.com/role/DisclosureRevenueNarrativeDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureIncomeTaxesNarrativeDetails" roleURI="http://www.atricure.com/role/DisclosureIncomeTaxesNarrativeDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureIncomeTaxesSummaryOfCompanySProvisionForIncomeTaxesDetails" roleURI="http://www.atricure.com/role/DisclosureIncomeTaxesSummaryOfCompanySProvisionForIncomeTaxesDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureIncomeTaxesSummaryOfDetailOfDeferredTaxAssetsAndLiabilitiesDetails" roleURI="http://www.atricure.com/role/DisclosureIncomeTaxesSummaryOfDetailOfDeferredTaxAssetsAndLiabilitiesDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureIncomeTaxesSummaryOfDifferenceBetweenEffectiveIncomeTaxRatesAndFederalStatutoryRateDetails" roleURI="http://www.atricure.com/role/DisclosureIncomeTaxesSummaryOfDifferenceBetweenEffectiveIncomeTaxRatesAndFederalStatutoryRateDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureIncomeTaxesSummaryOfReconciliationOfChangeInFederalAndStateUnrecognizedTaxBenefitsDetails" roleURI="http://www.atricure.com/role/DisclosureIncomeTaxesSummaryOfReconciliationOfChangeInFederalAndStateUnrecognizedTaxBenefitsDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureConcentrationsNarrativeDetails" roleURI="http://www.atricure.com/role/DisclosureConcentrationsNarrativeDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureEmployeeBenefitPlansNarrativeDetails" roleURI="http://www.atricure.com/role/DisclosureEmployeeBenefitPlansNarrativeDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureEquityCompensationPlansNarrativeDetails" roleURI="http://www.atricure.com/role/DisclosureEquityCompensationPlansNarrativeDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureEquityCompensationPlansActivityUnderStockBasedCompensationPlansDetails" roleURI="http://www.atricure.com/role/DisclosureEquityCompensationPlansActivityUnderStockBasedCompensationPlansDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureEquityCompensationPlansShareBasedCompensationExpenseRelatedToEmployeeShareBasedCompensationDetails" roleURI="http://www.atricure.com/role/DisclosureEquityCompensationPlansShareBasedCompensationExpenseRelatedToEmployeeShareBasedCompensationDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureEquityCompensationPlansAssumptionsUsedForDeterminingFairValueOfOptionsDetails" roleURI="http://www.atricure.com/role/DisclosureEquityCompensationPlansAssumptionsUsedForDeterminingFairValueOfOptionsDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureEquityCompensationPlansWeightedAverageEstimatedGrantDateFairValuePerShareOfStockOptionsRestrictedStockGrantedAndPerformanceAwardsDetails" roleURI="http://www.atricure.com/role/DisclosureEquityCompensationPlansWeightedAverageEstimatedGrantDateFairValuePerShareOfStockOptionsRestrictedStockGrantedAndPerformanceAwardsDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureEquityCompensationPlansEstimatedGrantDateFairValuePerShareOfPerformanceOptionsGrantedDetails" roleURI="http://www.atricure.com/role/DisclosureEquityCompensationPlansEstimatedGrantDateFairValuePerShareOfPerformanceOptionsGrantedDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureSegmentAndGeographicInformationNarrativeDetails" roleURI="http://www.atricure.com/role/DisclosureSegmentAndGeographicInformationNarrativeDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureSegmentAndGeographicInformationRevenueByGeographicAreaDetails" roleURI="http://www.atricure.com/role/DisclosureSegmentAndGeographicInformationRevenueByGeographicAreaDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureSegmentAndGeographicInformationRevenueByProductTypeDetails" roleURI="http://www.atricure.com/role/DisclosureSegmentAndGeographicInformationRevenueByProductTypeDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureSelectedQuarterlyFinancialDataScheduleOfQuarterlyFinancialInformationDetails" roleURI="http://www.atricure.com/role/DisclosureSelectedQuarterlyFinancialDataScheduleOfQuarterlyFinancialInformationDetails"> </roleRef>
<roleRef xlink:type="simple" xlink:href="atrc-20191231.xsd#DisclosureScheduleIiScheduleOfValuationAndQualifyingAccountsDetails" roleURI="http://www.atricure.com/role/DisclosureScheduleIiScheduleOfValuationAndQualifyingAccountsDetails"> </roleRef>
<presentationLink xlink:role="http://www.atricure.com/role/DocumentDocumentAndEntityInformation" xlink:type="extended" xlink:title="00090 - Document - Document and Entity Information">
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_DocumentAndEntityInformationAbstract" xlink:label="atrc_DocumentAndEntityInformationAbstract"> </loc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentType" xlink:label="dei_DocumentType_637181569723136047"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_DocumentType_637181569723136047" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentAnnualReport" xlink:label="dei_DocumentAnnualReport_637181569723156470"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_DocumentAnnualReport_637181569723156470" order="2" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="dei_CurrentFiscalYearEndDate_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_CurrentFiscalYearEndDate_637181569723166471" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="dei_DocumentPeriodEndDate_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_DocumentPeriodEndDate_637181569723166471" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentTransitionReport" xlink:label="dei_DocumentTransitionReport_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_DocumentTransitionReport_637181569723166471" order="5" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityFileNumber" xlink:label="dei_EntityFileNumber_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityFileNumber_637181569723166471" order="6" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityRegistrantName" xlink:label="dei_EntityRegistrantName_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityRegistrantName_637181569723166471" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="dei_EntityIncorporationStateCountryCode_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityIncorporationStateCountryCode_637181569723166471" order="8" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityTaxIdentificationNumber" xlink:label="dei_EntityTaxIdentificationNumber_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityTaxIdentificationNumber_637181569723166471" order="9" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressAddressLine1" xlink:label="dei_EntityAddressAddressLine1_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityAddressAddressLine1_637181569723166471" order="10" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressCityOrTown" xlink:label="dei_EntityAddressCityOrTown_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityAddressCityOrTown_637181569723166471" order="11" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressStateOrProvince" xlink:label="dei_EntityAddressStateOrProvince_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityAddressStateOrProvince_637181569723166471" order="12" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressPostalZipCode" xlink:label="dei_EntityAddressPostalZipCode_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityAddressPostalZipCode_637181569723166471" order="13" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_CityAreaCode" xlink:label="dei_CityAreaCode_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_CityAreaCode_637181569723166471" order="14" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_LocalPhoneNumber" xlink:label="dei_LocalPhoneNumber_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_LocalPhoneNumber_637181569723166471" order="15" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_Security12bTitle" xlink:label="dei_Security12bTitle_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_Security12bTitle_637181569723166471" order="16" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_TradingSymbol" xlink:label="dei_TradingSymbol_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_TradingSymbol_637181569723166471" order="17" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_SecurityExchangeName" xlink:label="dei_SecurityExchangeName_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_SecurityExchangeName_637181569723166471" order="18" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityWellKnownSeasonedIssuer" xlink:label="dei_EntityWellKnownSeasonedIssuer_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityWellKnownSeasonedIssuer_637181569723166471" order="19" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityVoluntaryFilers" xlink:label="dei_EntityVoluntaryFilers_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityVoluntaryFilers_637181569723166471" order="20" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCurrentReportingStatus" xlink:label="dei_EntityCurrentReportingStatus_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityCurrentReportingStatus_637181569723166471" order="21" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityInteractiveDataCurrent" xlink:label="dei_EntityInteractiveDataCurrent_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityInteractiveDataCurrent_637181569723166471" order="22" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityFilerCategory" xlink:label="dei_EntityFilerCategory_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityFilerCategory_637181569723166471" order="23" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntitySmallBusiness" xlink:label="dei_EntitySmallBusiness_637181569723166471"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_EntitySmallBusiness_637181569723166471" order="24" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityEmergingGrowthCompany" xlink:label="dei_EntityEmergingGrowthCompany_637181569723176410"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityEmergingGrowthCompany_637181569723176410" order="25" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityShellCompany" xlink:label="dei_EntityShellCompany_637181569723176410"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityShellCompany_637181569723176410" order="26" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityPublicFloat" xlink:label="dei_EntityPublicFloat_637181569723176410"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityPublicFloat_637181569723176410" order="27" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="dei_EntityCommonStockSharesOutstanding_637181569723176410"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityCommonStockSharesOutstanding_637181569723176410" order="28" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentsIncorporatedByReferenceTextBlock" xlink:label="dei_DocumentsIncorporatedByReferenceTextBlock_637181569723176410"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_DocumentsIncorporatedByReferenceTextBlock_637181569723176410" order="29" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="dei_DocumentFiscalYearFocus_637181569723176410"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_DocumentFiscalYearFocus_637181569723176410" order="30" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="dei_DocumentFiscalPeriodFocus_637181569723176410"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_DocumentFiscalPeriodFocus_637181569723176410" order="31" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_AmendmentFlag" xlink:label="dei_AmendmentFlag_637181569723176410"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_AmendmentFlag_637181569723176410" order="32" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="dei_EntityCentralIndexKey_637181569723176410"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DocumentAndEntityInformationAbstract" xlink:to="dei_EntityCentralIndexKey_637181569723176410" order="33" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/StatementConsolidatedBalanceSheets" xlink:type="extended" xlink:title="00100 - Statement - Consolidated Balance Sheets">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="us-gaap_StatementOfFinancialPositionAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="us-gaap_AssetsCurrentAbstract_637181569723176410"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_AssetsCurrentAbstract_637181569723176410" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_637181569723176410"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AssetsCurrentAbstract_637181569723176410" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_637181569723176410" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShortTermInvestments" xlink:label="us-gaap_ShortTermInvestments_637181569723176410"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AssetsCurrentAbstract_637181569723176410" xlink:to="us-gaap_ShortTermInvestments_637181569723176410" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="us-gaap_AccountsReceivableNetCurrent_637181569723176410"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AssetsCurrentAbstract_637181569723176410" xlink:to="us-gaap_AccountsReceivableNetCurrent_637181569723176410" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryNet" xlink:label="us-gaap_InventoryNet_637181569723176410"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AssetsCurrentAbstract_637181569723176410" xlink:to="us-gaap_InventoryNet_637181569723176410" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AssetsCurrentAbstract_637181569723176410" xlink:to="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_637181569723186388" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="us-gaap_AssetsCurrent_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AssetsCurrentAbstract_637181569723176410" xlink:to="us-gaap_AssetsCurrent_637181569723186388" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_637181569723186388" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_OperatingLeaseRightOfUseAsset_637181569723186388" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermInvestments" xlink:label="us-gaap_LongTermInvestments_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_LongTermInvestments_637181569723186388" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_IntangibleAssetsNetExcludingGoodwill_637181569723186388" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Goodwill" xlink:label="us-gaap_Goodwill_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_Goodwill_637181569723186388" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="us-gaap_OtherAssetsNoncurrent_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_OtherAssetsNoncurrent_637181569723186388" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Assets" xlink:label="us-gaap_Assets_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_Assets_637181569723186388" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="us-gaap_LiabilitiesCurrentAbstract_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_LiabilitiesCurrentAbstract_637181569723186388" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="us-gaap_AccountsPayableCurrent_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesCurrentAbstract_637181569723186388" xlink:to="us-gaap_AccountsPayableCurrent_637181569723186388" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="us-gaap_AccruedLiabilitiesCurrent_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesCurrentAbstract_637181569723186388" xlink:to="us-gaap_AccruedLiabilitiesCurrent_637181569723186388" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherLiabilitiesCurrent" xlink:label="us-gaap_OtherLiabilitiesCurrent_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesCurrentAbstract_637181569723186388" xlink:to="us-gaap_OtherLiabilitiesCurrent_637181569723186388" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="us-gaap_LiabilitiesCurrent_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesCurrentAbstract_637181569723186388" xlink:to="us-gaap_LiabilitiesCurrent_637181569723186388" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="us-gaap_LongTermDebtNoncurrent_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_LongTermDebtNoncurrent_637181569723186388" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent" xlink:label="us-gaap_FinanceLeaseLiabilityNoncurrent_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_FinanceLeaseLiabilityNoncurrent_637181569723186388" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_OperatingLeaseLiabilityNoncurrent_637181569723186388" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_OtherLiabilitiesNoncurrent_637181569723186388" order="13" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Liabilities" xlink:label="us-gaap_Liabilities_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_Liabilities_637181569723186388" order="14" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="us-gaap_CommitmentsAndContingencies_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_CommitmentsAndContingencies_637181569723186388" order="15" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="us-gaap_StockholdersEquityAbstract_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_StockholdersEquityAbstract_637181569723186388" order="16" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockValue" xlink:label="us-gaap_CommonStockValue_637181569723186388"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StockholdersEquityAbstract_637181569723186388" xlink:to="us-gaap_CommonStockValue_637181569723186388" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock" xlink:label="us-gaap_AdditionalPaidInCapitalCommonStock_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StockholdersEquityAbstract_637181569723186388" xlink:to="us-gaap_AdditionalPaidInCapitalCommonStock_637181569723196366" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StockholdersEquityAbstract_637181569723186388" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_637181569723196366" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StockholdersEquityAbstract_637181569723186388" xlink:to="us-gaap_RetainedEarningsAccumulatedDeficit_637181569723196366" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="us-gaap_StockholdersEquity_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StockholdersEquityAbstract_637181569723186388" xlink:to="us-gaap_StockholdersEquity_637181569723196366" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_LiabilitiesAndStockholdersEquity_637181569723196366" order="17" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/StatementConsolidatedBalanceSheetsParenthetical" xlink:type="extended" xlink:title="00200 - Statement - Consolidated Balance Sheets (Parenthetical)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="us-gaap_StatementOfFinancialPositionAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_637181569723196366" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_CommonStockParOrStatedValuePerShare_637181569723196366" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="us-gaap_CommonStockSharesAuthorized_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_CommonStockSharesAuthorized_637181569723196366" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="us-gaap_CommonStockSharesIssued_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_CommonStockSharesIssued_637181569723196366" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="us-gaap_CommonStockSharesOutstanding_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_CommonStockSharesOutstanding_637181569723196366" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/StatementConsolidatedStatementsOfOperationsAndComprehensiveLoss" xlink:type="extended" xlink:title="00300 - Statement - Consolidated Statements of Operations and Comprehensive Loss">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="us-gaap_IncomeStatementAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract" xlink:to="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_637181569723196366" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostOfRevenue" xlink:label="us-gaap_CostOfRevenue_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract" xlink:to="us-gaap_CostOfRevenue_637181569723196366" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GrossProfit" xlink:label="us-gaap_GrossProfit_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract" xlink:to="us-gaap_GrossProfit_637181569723196366" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="us-gaap_OperatingExpensesAbstract_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract" xlink:to="us-gaap_OperatingExpensesAbstract_637181569723196366" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="us-gaap_ResearchAndDevelopmentExpense_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OperatingExpensesAbstract_637181569723196366" xlink:to="us-gaap_ResearchAndDevelopmentExpense_637181569723196366" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="us-gaap_SellingGeneralAndAdministrativeExpense_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OperatingExpensesAbstract_637181569723196366" xlink:to="us-gaap_SellingGeneralAndAdministrativeExpense_637181569723196366" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingExpenses" xlink:label="us-gaap_OperatingExpenses_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OperatingExpensesAbstract_637181569723196366" xlink:to="us-gaap_OperatingExpenses_637181569723196366" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="us-gaap_OperatingIncomeLoss_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract" xlink:to="us-gaap_OperatingIncomeLoss_637181569723196366" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpenseAbstract" xlink:label="us-gaap_OtherNonoperatingIncomeExpenseAbstract_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract" xlink:to="us-gaap_OtherNonoperatingIncomeExpenseAbstract_637181569723196366" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestExpense" xlink:label="us-gaap_InterestExpense_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OtherNonoperatingIncomeExpenseAbstract_637181569723196366" xlink:to="us-gaap_InterestExpense_637181569723196366" order="1" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentIncomeInterest" xlink:label="us-gaap_InvestmentIncomeInterest_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OtherNonoperatingIncomeExpenseAbstract_637181569723196366" xlink:to="us-gaap_InvestmentIncomeInterest_637181569723196366" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_637181569723196366"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OtherNonoperatingIncomeExpenseAbstract_637181569723196366" xlink:to="us-gaap_OtherNonoperatingIncomeExpense_637181569723196366" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_637181569723206327"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_637181569723206327" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="us-gaap_IncomeTaxExpenseBenefit_637181569723206327"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract" xlink:to="us-gaap_IncomeTaxExpenseBenefit_637181569723206327" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="us-gaap_NetIncomeLoss_637181569723206327"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract" xlink:to="us-gaap_NetIncomeLoss_637181569723206327" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EarningsPerShareBasicAndDiluted" xlink:label="us-gaap_EarningsPerShareBasicAndDiluted_637181569723206327"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract" xlink:to="us-gaap_EarningsPerShareBasicAndDiluted_637181569723206327" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted" xlink:label="us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_637181569723206327"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract" xlink:to="us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_637181569723206327" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAbstract" xlink:label="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_637181569723206327"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementAbstract" xlink:to="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_637181569723206327" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_637181569723206327"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_637181569723206327" xlink:to="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_637181569723206327" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" xlink:label="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_637181569723206327"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_637181569723206327" xlink:to="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_637181569723206327" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_637181569723206327"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_637181569723206327" xlink:to="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_637181569723206327" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="us-gaap_NetIncomeLoss_6371815697232063271"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_637181569723206327" xlink:to="us-gaap_NetIncomeLoss_6371815697232063271" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_637181569723206327"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_637181569723206327" xlink:to="us-gaap_ComprehensiveIncomeNetOfTax_637181569723206327" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/StatementConsolidatedStatementsOfStockholdersEquity" xlink:type="extended" xlink:title="00400 - Statement - Consolidated Statements of Stockholders&apos; Equity">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract_635875981558137932"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementTable" xlink:label="us-gaap_StatementTable_637181569723206327"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfStockholdersEquityAbstract_635875981558137932" xlink:to="us-gaap_StatementTable_637181569723206327" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="us-gaap_StatementEquityComponentsAxis_637181569723206327"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementTable_637181569723206327" xlink:to="us-gaap_StatementEquityComponentsAxis_637181569723206327" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockMember" xlink:label="us-gaap_CommonStockMember_637181569723206327"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementEquityComponentsAxis_637181569723206327" xlink:to="us-gaap_CommonStockMember_637181569723206327" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="us-gaap_AdditionalPaidInCapitalMember_637181569723206327"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementEquityComponentsAxis_637181569723206327" xlink:to="us-gaap_AdditionalPaidInCapitalMember_637181569723206327" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="us-gaap_RetainedEarningsMember_637181569723206327"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementEquityComponentsAxis_637181569723206327" xlink:to="us-gaap_RetainedEarningsMember_637181569723206327" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_637181569723206327"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementEquityComponentsAxis_637181569723206327" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeMember_637181569723206327" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="us-gaap_EquityComponentDomain_637181569723206327"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementEquityComponentsAxis_637181569723206327" xlink:to="us-gaap_EquityComponentDomain_637181569723206327" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_637181569723206327"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementTable_637181569723206327" xlink:to="us-gaap_StatementLineItems_637181569723206327" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="us-gaap_StockholdersEquity_637181569723215833"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_637181569723206327" xlink:to="us-gaap_StockholdersEquity_637181569723215833" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharesOutstanding" xlink:label="us-gaap_SharesOutstanding_637181569723215833"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_637181569723206327" xlink:to="us-gaap_SharesOutstanding_637181569723215833" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_637181569723215833"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_637181569723206327" xlink:to="us-gaap_StockIssuedDuringPeriodValueNewIssues_637181569723215833" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_637181569723215833"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_637181569723206327" xlink:to="us-gaap_StockIssuedDuringPeriodSharesNewIssues_637181569723215833" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueAcquisitions" xlink:label="us-gaap_StockIssuedDuringPeriodValueAcquisitions_637181569723215833"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_637181569723206327" xlink:to="us-gaap_StockIssuedDuringPeriodValueAcquisitions_637181569723215833" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesAcquisitions" xlink:label="us-gaap_StockIssuedDuringPeriodSharesAcquisitions_637181569723215833"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_637181569723206327" xlink:to="us-gaap_StockIssuedDuringPeriodSharesAcquisitions_637181569723215833" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_StockIssuedDuringPeriodValueSettlementOfContingentConsideration" xlink:label="atrc_StockIssuedDuringPeriodValueSettlementOfContingentConsideration_637181569723215833"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_637181569723206327" xlink:to="atrc_StockIssuedDuringPeriodValueSettlementOfContingentConsideration_637181569723215833" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_StockIssuedDuringPeriodSharesSettlementOfContingentConsideration" xlink:label="atrc_StockIssuedDuringPeriodSharesSettlementOfContingentConsideration_637181569723215833"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_637181569723206327" xlink:to="atrc_StockIssuedDuringPeriodSharesSettlementOfContingentConsideration_637181569723215833" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation" xlink:label="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_637181569723246058"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_637181569723206327" xlink:to="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_637181569723246058" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation" xlink:label="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_637181569723246058"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_637181569723206327" xlink:to="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_637181569723246058" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueEmployeeStockPurchasePlan" xlink:label="us-gaap_StockIssuedDuringPeriodValueEmployeeStockPurchasePlan_637181569723246058"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_637181569723206327" xlink:to="us-gaap_StockIssuedDuringPeriodValueEmployeeStockPurchasePlan_637181569723246058" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans" xlink:label="us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans_637181569723246058"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_637181569723206327" xlink:to="us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans_637181569723246058" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_637181569723246058"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_637181569723206327" xlink:to="us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_637181569723246058" order="13" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_637181569723246058"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_637181569723206327" xlink:to="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_637181569723246058" order="14" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="us-gaap_NetIncomeLoss_637181569723246058"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_637181569723206327" xlink:to="us-gaap_NetIncomeLoss_637181569723246058" order="15" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="us-gaap_StockholdersEquity_637181569723246058"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_637181569723206327" xlink:to="us-gaap_StockholdersEquity_637181569723246058" order="16" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharesOutstanding" xlink:label="us-gaap_SharesOutstanding_637181569723246058"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_637181569723206327" xlink:to="us-gaap_SharesOutstanding_637181569723246058" order="17" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="3"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/StatementConsolidatedStatementsOfCashFlows" xlink:type="extended" xlink:title="00500 - Statement - Consolidated Statements of Cash Flows">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="us-gaap_StatementOfCashFlowsAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_637181569723246058"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfCashFlowsAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_637181569723246058" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="us-gaap_NetIncomeLoss_637181569723246058"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_637181569723246058" xlink:to="us-gaap_NetIncomeLoss_637181569723246058" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_637181569723246058"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_637181569723246058" xlink:to="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_637181569723246058" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="us-gaap_ShareBasedCompensation_637181569723246058"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_637181569723246058" xlink:to="us-gaap_ShareBasedCompensation_637181569723246058" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Depreciation" xlink:label="us-gaap_Depreciation_637181569723246058"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_637181569723246058" xlink:to="us-gaap_Depreciation_637181569723246058" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="us-gaap_AmortizationOfIntangibleAssets_637181569723246058"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_637181569723246058" xlink:to="us-gaap_AmortizationOfIntangibleAssets_637181569723246058" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AmortizationOfFinancingCosts" xlink:label="us-gaap_AmortizationOfFinancingCosts_637181569723246058"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_637181569723246058" xlink:to="us-gaap_AmortizationOfFinancingCosts_637181569723246058" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_NonCashLeaseExpense" xlink:label="atrc_NonCashLeaseExpense_637181569723246058"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_637181569723246058" xlink:to="atrc_NonCashLeaseExpense_637181569723246058" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment" xlink:label="us-gaap_GainLossOnSaleOfPropertyPlantEquipment_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_637181569723246058" xlink:to="us-gaap_GainLossOnSaleOfPropertyPlantEquipment_637181569723255735" order="6" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" xlink:label="us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_637181569723246058" xlink:to="us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_637181569723255735" order="7" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments" xlink:label="us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_637181569723246058" xlink:to="us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_637181569723255735" order="8" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_ChangeInAllowanceForDoubtfulAccounts" xlink:label="atrc_ChangeInAllowanceForDoubtfulAccounts_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_637181569723246058" xlink:to="atrc_ChangeInAllowanceForDoubtfulAccounts_637181569723255735" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1" xlink:label="us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_637181569723246058" xlink:to="us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_637181569723255735" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="6"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentForContingentConsiderationLiabilityOperatingActivities" xlink:label="us-gaap_PaymentForContingentConsiderationLiabilityOperatingActivities_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_637181569723246058" xlink:to="us-gaap_PaymentForContingentConsiderationLiabilityOperatingActivities_637181569723255735" order="11" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_637181569723246058" xlink:to="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_637181569723255735" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_637181569723255735" xlink:to="us-gaap_IncreaseDecreaseInAccountsReceivable_637181569723255735" order="1" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="us-gaap_IncreaseDecreaseInInventories_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_637181569723255735" xlink:to="us-gaap_IncreaseDecreaseInInventories_637181569723255735" order="2" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOtherCurrentAssets" xlink:label="us-gaap_IncreaseDecreaseInOtherCurrentAssets_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_637181569723255735" xlink:to="us-gaap_IncreaseDecreaseInOtherCurrentAssets_637181569723255735" order="3" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayable" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_637181569723255735" xlink:to="us-gaap_IncreaseDecreaseInAccountsPayable_637181569723255735" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilities" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilities_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_637181569723255735" xlink:to="us-gaap_IncreaseDecreaseInAccruedLiabilities_637181569723255735" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet" xlink:label="us-gaap_IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_637181569723255735" xlink:to="us-gaap_IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet_637181569723255735" order="6" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_637181569723246058" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivities_637181569723255735" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfCashFlowsAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_637181569723255735" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireAvailableForSaleSecurities" xlink:label="us-gaap_PaymentsToAcquireAvailableForSaleSecurities_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_637181569723255735" xlink:to="us-gaap_PaymentsToAcquireAvailableForSaleSecurities_637181569723255735" order="1" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities" xlink:label="us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_637181569723255735" xlink:to="us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities_637181569723255735" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_637181569723255735" xlink:to="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_637181569723255735" order="3" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:label="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_637181569723255735" xlink:to="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_637181569723255735" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross" xlink:label="us-gaap_PaymentsToAcquireBusinessesGross_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_637181569723255735" xlink:to="us-gaap_PaymentsToAcquireBusinessesGross_637181569723255735" order="5" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_637181569723255735"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_637181569723255735" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivities_637181569723255735" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_637181569723265992"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfCashFlowsAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_637181569723265992" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_637181569723265992"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_637181569723265992" xlink:to="us-gaap_ProceedsFromIssuanceOfCommonStock_637181569723265992" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:label="us-gaap_ProceedsFromIssuanceOfLongTermDebt_637181569723265992"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_637181569723265992" xlink:to="us-gaap_ProceedsFromIssuanceOfLongTermDebt_637181569723265992" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_RepaymentsOfDebtAndFinanceLeaseObligation" xlink:label="atrc_RepaymentsOfDebtAndFinanceLeaseObligation_637181569723265992"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_637181569723265992" xlink:to="atrc_RepaymentsOfDebtAndFinanceLeaseObligation_637181569723265992" order="3" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDebtIssuanceCosts" xlink:label="us-gaap_PaymentsOfDebtIssuanceCosts_637181569723265992"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_637181569723265992" xlink:to="us-gaap_PaymentsOfDebtIssuanceCosts_637181569723265992" order="4" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedNetLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromStockOptionsExercised" xlink:label="us-gaap_ProceedsFromStockOptionsExercised_637181569723265992"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_637181569723265992" xlink:to="us-gaap_ProceedsFromStockOptionsExercised_637181569723265992" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation" xlink:label="us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_637181569723265992"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_637181569723265992" xlink:to="us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_637181569723265992" order="6" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans" xlink:label="us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans_637181569723265992"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_637181569723265992" xlink:to="us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans_637181569723265992" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities" xlink:label="us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities_637181569723265992"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_637181569723265992" xlink:to="us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities_637181569723265992" order="8" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_ProceedsFromEconomicIncentiveLoan" xlink:label="atrc_ProceedsFromEconomicIncentiveLoan_637181569723265992"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_637181569723265992" xlink:to="atrc_ProceedsFromEconomicIncentiveLoan_637181569723265992" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_637181569723265992"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_637181569723265992" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivities_637181569723265992" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents" xlink:label="us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_637181569723265992"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfCashFlowsAbstract" xlink:to="us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_637181569723265992" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_637181569723265992"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfCashFlowsAbstract" xlink:to="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_637181569723265992" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_637181569723276056"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfCashFlowsAbstract" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_637181569723276056" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_6371815697232760561"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfCashFlowsAbstract" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_6371815697232760561" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_637181569723276056"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfCashFlowsAbstract" xlink:to="us-gaap_SupplementalCashFlowInformationAbstract_637181569723276056" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestPaidNet" xlink:label="us-gaap_InterestPaidNet_637181569723276056"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SupplementalCashFlowInformationAbstract_637181569723276056" xlink:to="us-gaap_InterestPaidNet_637181569723276056" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxesPaid" xlink:label="us-gaap_IncomeTaxesPaid_637181569723276056"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SupplementalCashFlowInformationAbstract_637181569723276056" xlink:to="us-gaap_IncomeTaxesPaid_637181569723276056" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:label="us-gaap_NoncashInvestingAndFinancingItemsAbstract_637181569723276056"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfCashFlowsAbstract" xlink:to="us-gaap_NoncashInvestingAndFinancingItemsAbstract_637181569723276056" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessAcquisitionContingentConsideration" xlink:label="atrc_BusinessAcquisitionContingentConsideration_637181569723276056"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NoncashInvestingAndFinancingItemsAbstract_637181569723276056" xlink:to="atrc_BusinessAcquisitionContingentConsideration_637181569723276056" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssued1" xlink:label="us-gaap_StockIssued1_637181569723276056"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NoncashInvestingAndFinancingItemsAbstract_637181569723276056" xlink:to="us-gaap_StockIssued1_637181569723276056" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_ShareSettledPortionOfContingentConsideration" xlink:label="atrc_ShareSettledPortionOfContingentConsideration_637181569723276056"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NoncashInvestingAndFinancingItemsAbstract_637181569723276056" xlink:to="atrc_ShareSettledPortionOfContingentConsideration_637181569723276056" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalExpendituresIncurredButNotYetPaid" xlink:label="us-gaap_CapitalExpendituresIncurredButNotYetPaid_637181569723276056"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NoncashInvestingAndFinancingItemsAbstract_637181569723276056" xlink:to="us-gaap_CapitalExpendituresIncurredButNotYetPaid_637181569723276056" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeaseObligationsIncurred" xlink:label="us-gaap_CapitalLeaseObligationsIncurred_637181569723276056"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NoncashInvestingAndFinancingItemsAbstract_637181569723276056" xlink:to="us-gaap_CapitalLeaseObligationsIncurred_637181569723276056" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_CapitalLeaseAssetEarlyTermination" xlink:label="atrc_CapitalLeaseAssetEarlyTermination_637181569723286005"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_NoncashInvestingAndFinancingItemsAbstract_637181569723276056" xlink:to="atrc_CapitalLeaseAssetEarlyTermination_637181569723286005" order="6" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="3"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/StatementConsolidatedStatementsOfCashFlowsParenthetical" xlink:type="extended" xlink:title="00600 - Statement - Consolidated Statements of Cash Flows (Parenthetical)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="us-gaap_StatementOfCashFlowsAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfStockIssuanceCosts" xlink:label="us-gaap_PaymentsOfStockIssuanceCosts_637181569723286005"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementOfCashFlowsAbstract" xlink:to="us-gaap_PaymentsOfStockIssuanceCosts_637181569723286005" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPolicies" xlink:type="extended" xlink:title="10101 - Disclosure - Description of Business and Summary of Significant Accounting Policies">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_637181569723286005"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_637181569723286005" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureRecentAccountingPronouncements" xlink:type="extended" xlink:title="10201 - Disclosure - Recent Accounting Pronouncements">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountingChangesAndErrorCorrectionsAbstract" xlink:label="us-gaap_AccountingChangesAndErrorCorrectionsAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock" xlink:label="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_637181569723286005"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AccountingChangesAndErrorCorrectionsAbstract" xlink:to="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_637181569723286005" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureFairValue" xlink:type="extended" xlink:title="10301 - Disclosure - Fair Value">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="us-gaap_FairValueDisclosuresAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueDisclosuresTextBlock" xlink:label="us-gaap_FairValueDisclosuresTextBlock_637181569723286005"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueDisclosuresAbstract" xlink:to="us-gaap_FairValueDisclosuresTextBlock_637181569723286005" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureInvestments" xlink:type="extended" xlink:title="10401 - Disclosure - Investments">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract" xlink:label="us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_635875886690924207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock" xlink:label="us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_637181569723286005"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_635875886690924207" xlink:to="us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_637181569723286005" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureBusinessCombinations" xlink:type="extended" xlink:title="10501 - Disclosure - Business Combinations">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationsAbstract" xlink:label="us-gaap_BusinessCombinationsAbstract_635875886691354207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationDisclosureTextBlock" xlink:label="us-gaap_BusinessCombinationDisclosureTextBlock_637181569723286005"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessCombinationsAbstract_635875886691354207" xlink:to="us-gaap_BusinessCombinationDisclosureTextBlock_637181569723286005" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureIntangibleAssetsAndGoodwill" xlink:type="extended" xlink:title="10601 - Disclosure - Intangible Assets And Goodwill">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IntangibleAssetsDisclosureTextBlock" xlink:label="us-gaap_IntangibleAssetsDisclosureTextBlock_637181569723286005"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:to="us-gaap_IntangibleAssetsDisclosureTextBlock_637181569723286005" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureInventories" xlink:type="extended" xlink:title="10701 - Disclosure - Inventories">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryDisclosureAbstract" xlink:label="us-gaap_InventoryDisclosureAbstract_635875886691374207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryDisclosureTextBlock" xlink:label="us-gaap_InventoryDisclosureTextBlock_637181569723295972"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InventoryDisclosureAbstract_635875886691374207" xlink:to="us-gaap_InventoryDisclosureTextBlock_637181569723295972" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosurePropertyAndEquipment" xlink:type="extended" xlink:title="10801 - Disclosure - Property and Equipment">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract_635875886691384207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_637181569723295972"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentAbstract_635875886691384207" xlink:to="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_637181569723295972" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureAccruedLiabilities" xlink:type="extended" xlink:title="10901 - Disclosure - Accrued Liabilities">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PayablesAndAccrualsAbstract" xlink:label="us-gaap_PayablesAndAccrualsAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_637181569723295972"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PayablesAndAccrualsAbstract" xlink:to="us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_637181569723295972" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureIndebtedness" xlink:type="extended" xlink:title="11001 - Disclosure - Indebtedness">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="us-gaap_DebtDisclosureAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtDisclosureTextBlock" xlink:label="us-gaap_DebtDisclosureTextBlock_637181569723295972"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtDisclosureAbstract" xlink:to="us-gaap_DebtDisclosureTextBlock_637181569723295972" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureLeases" xlink:type="extended" xlink:title="11101 - Disclosure - Leases">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeasesAbstract" xlink:label="us-gaap_LeasesAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeasesOfLesseeDisclosureTextBlock" xlink:label="us-gaap_LeasesOfLesseeDisclosureTextBlock_637181569723295972"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_LeasesOfLesseeDisclosureTextBlock_637181569723295972" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureCommitmentsAndContingencies" xlink:type="extended" xlink:title="11201 - Disclosure - Commitments and Contingencies">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_637181569723295972"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:to="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_637181569723295972" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureRevenue" xlink:type="extended" xlink:title="11301 - Disclosure - Revenue">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerAbstract" xlink:label="us-gaap_RevenueFromContractWithCustomerAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerTextBlock" xlink:label="us-gaap_RevenueFromContractWithCustomerTextBlock_637181569723295972"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_RevenueFromContractWithCustomerAbstract" xlink:to="us-gaap_RevenueFromContractWithCustomerTextBlock_637181569723295972" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureIncomeTaxes" xlink:type="extended" xlink:title="11401 - Disclosure - Income Taxes">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="us-gaap_IncomeTaxDisclosureAbstract_635875886691394207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock_637181569723295972"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886691394207" xlink:to="us-gaap_IncomeTaxDisclosureTextBlock_637181569723295972" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureConcentrations" xlink:type="extended" xlink:title="11501 - Disclosure - Concentrations">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RisksAndUncertaintiesAbstract" xlink:label="us-gaap_RisksAndUncertaintiesAbstract_635875886691404207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConcentrationRiskDisclosureTextBlock" xlink:label="us-gaap_ConcentrationRiskDisclosureTextBlock_637181569723295972"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_RisksAndUncertaintiesAbstract_635875886691404207" xlink:to="us-gaap_ConcentrationRiskDisclosureTextBlock_637181569723295972" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureEmployeeBenefitPlans" xlink:type="extended" xlink:title="11601 - Disclosure - Employee Benefit Plans">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PostemploymentBenefitsAbstract" xlink:label="us-gaap_PostemploymentBenefitsAbstract_635875886691414207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CompensationAndEmployeeBenefitPlansTextBlock" xlink:label="us-gaap_CompensationAndEmployeeBenefitPlansTextBlock_637181569723295972"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PostemploymentBenefitsAbstract_635875886691414207" xlink:to="us-gaap_CompensationAndEmployeeBenefitPlansTextBlock_637181569723295972" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureEquityCompensationPlans" xlink:type="extended" xlink:title="11701 - Disclosure - Equity Compensation Plans">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:to="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_637181569723305996" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureSegmentAndGeographicInformation" xlink:type="extended" xlink:title="11801 - Disclosure - Segment and Geographic Information">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SegmentReportingAbstract" xlink:label="us-gaap_SegmentReportingAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SegmentReportingDisclosureTextBlock" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentReportingAbstract" xlink:to="us-gaap_SegmentReportingDisclosureTextBlock_637181569723305996" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureSelectedQuarterlyFinancialData" xlink:type="extended" xlink:title="11901 - Disclosure - Selected Quarterly Financial Data">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_QuarterlyFinancialInformationDisclosureAbstract" xlink:label="us-gaap_QuarterlyFinancialInformationDisclosureAbstract_635875886691424207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_QuarterlyFinancialInformationTextBlock" xlink:label="us-gaap_QuarterlyFinancialInformationTextBlock_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_QuarterlyFinancialInformationDisclosureAbstract_635875886691424207" xlink:to="us-gaap_QuarterlyFinancialInformationTextBlock_637181569723305996" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureScheduleIiValuationAndQualifyingAccounts" xlink:type="extended" xlink:title="12001 - Disclosure - Schedule II - Valuation And Qualifying Accounts">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ValuationAndQualifyingAccountsAbstract" xlink:label="srt_ValuationAndQualifyingAccountsAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock" xlink:label="srt_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ValuationAndQualifyingAccountsAbstract" xlink:to="srt_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock_637181569723305996" order="1" use="optional"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesPolicies" xlink:type="extended" xlink:title="20102 - Disclosure - Description of Business and Summary of Significant Accounting Policies (Policies)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NatureOfOperations" xlink:label="us-gaap_NatureOfOperations_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_NatureOfOperations_637181569723305996" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConsolidationPolicyTextBlock" xlink:label="us-gaap_ConsolidationPolicyTextBlock_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_ConsolidationPolicyTextBlock_637181569723305996" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_CashAndCashEquivalentsPolicyTextBlock_637181569723305996" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MarketableSecuritiesPolicy" xlink:label="us-gaap_MarketableSecuritiesPolicy_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_MarketableSecuritiesPolicy_637181569723305996" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerPolicyTextBlock" xlink:label="us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_637181569723305996" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_SalesReturnsAndAllowancesPolicyTextBlock" xlink:label="atrc_SalesReturnsAndAllowancesPolicyTextBlock_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="atrc_SalesReturnsAndAllowancesPolicyTextBlock_637181569723305996" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TradeAndOtherAccountsReceivablePolicy" xlink:label="us-gaap_TradeAndOtherAccountsReceivablePolicy_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_TradeAndOtherAccountsReceivablePolicy_637181569723305996" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryPolicyTextBlock" xlink:label="us-gaap_InventoryPolicyTextBlock_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_InventoryPolicyTextBlock_637181569723305996" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_637181569723305996" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IntangibleAssetsFiniteLivedPolicy" xlink:label="us-gaap_IntangibleAssetsFiniteLivedPolicy_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_IntangibleAssetsFiniteLivedPolicy_637181569723305996" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock" xlink:label="us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock_637181569723305996" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_OtherNoncurrentLiabilitiesPolicyTextBlock" xlink:label="atrc_OtherNoncurrentLiabilitiesPolicyTextBlock_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="atrc_OtherNoncurrentLiabilitiesPolicyTextBlock_637181569723305996" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_OtherIncomePolicyTextBlock" xlink:label="atrc_OtherIncomePolicyTextBlock_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="atrc_OtherIncomePolicyTextBlock_637181569723305996" order="13" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxPolicyTextBlock" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_IncomeTaxPolicyTextBlock_637181569723305996" order="14" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EarningsPerSharePolicyTextBlock" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_EarningsPerSharePolicyTextBlock_637181569723305996" order="15" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComprehensiveIncomePolicyPolicyTextBlock" xlink:label="us-gaap_ComprehensiveIncomePolicyPolicyTextBlock_637181569723305996"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_ComprehensiveIncomePolicyPolicyTextBlock_637181569723305996" order="16" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ResearchAndDevelopmentExpensePolicy" xlink:label="us-gaap_ResearchAndDevelopmentExpensePolicy_637181569723315957"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_ResearchAndDevelopmentExpensePolicy_637181569723315957" order="17" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdvertisingCostsPolicyTextBlock" xlink:label="us-gaap_AdvertisingCostsPolicyTextBlock_637181569723315957"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_AdvertisingCostsPolicyTextBlock_637181569723315957" order="18" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:label="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_637181569723315957"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_637181569723315957" order="19" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UseOfEstimates" xlink:label="us-gaap_UseOfEstimates_637181569723315957"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_UseOfEstimates_637181569723315957" order="20" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:label="us-gaap_FairValueOfFinancialInstrumentsPolicy_637181569723315957"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_FairValueOfFinancialInstrumentsPolicy_637181569723315957" order="21" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesTables" xlink:type="extended" xlink:title="30103 - Disclosure - Description of Business and Summary of Significant Accounting Policies (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" xlink:label="us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_637181569723315957"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_637181569723315957" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureFairValueTables" xlink:type="extended" xlink:title="30303 - Disclosure - Fair Value (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="us-gaap_FairValueDisclosuresAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_637181569723315957"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueDisclosuresAbstract" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_637181569723315957" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="us-gaap_FairValueByMeasurementFrequencyAxis_637181569723315957"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_637181569723315957" xlink:to="us-gaap_FairValueByMeasurementFrequencyAxis_637181569723315957" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="us-gaap_FairValueMeasurementFrequencyDomain_637181569723315957"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueByMeasurementFrequencyAxis_637181569723315957" xlink:to="us-gaap_FairValueMeasurementFrequencyDomain_637181569723315957" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember" xlink:label="us-gaap_FairValueMeasurementsRecurringMember_637181569723315957"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueMeasurementFrequencyDomain_637181569723315957" xlink:to="us-gaap_FairValueMeasurementsRecurringMember_637181569723315957" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723315957"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_637181569723315957" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723315957" order="2" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:label="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_637181569723315957"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723315957" xlink:to="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_637181569723315957" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_637181569723315957"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723315957" xlink:to="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_637181569723315957" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureInvestmentsTables" xlink:type="extended" xlink:title="30403 - Disclosure - Investments (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract" xlink:label="us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_635875886691434207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock" xlink:label="us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock_637181569723315957"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_635875886691434207" xlink:to="us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock_637181569723315957" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureBusinessCombinationsTables" xlink:type="extended" xlink:title="30503 - Disclosure - Business Combinations (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationsAbstract" xlink:label="us-gaap_BusinessCombinationsAbstract_635875886691434207"> </loc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_ScheduleOfComponentsOfBusinessCombinationAggregatePurchasePriceTableTextBlock" xlink:label="atrc_ScheduleOfComponentsOfBusinessCombinationAggregatePurchasePriceTableTextBlock_637181569723315957"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessCombinationsAbstract_635875886691434207" xlink:to="atrc_ScheduleOfComponentsOfBusinessCombinationAggregatePurchasePriceTableTextBlock_637181569723315957" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock" xlink:label="us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock_637181569723315957"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessCombinationsAbstract_635875886691434207" xlink:to="us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock_637181569723315957" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedAndIndefiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTableTextBlock" xlink:label="us-gaap_FiniteLivedAndIndefiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTableTextBlock_637181569723325913"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessCombinationsAbstract_635875886691434207" xlink:to="us-gaap_FiniteLivedAndIndefiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTableTextBlock_637181569723325913" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionProFormaInformationTextBlock" xlink:label="us-gaap_BusinessAcquisitionProFormaInformationTextBlock_637181569723325913"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessCombinationsAbstract_635875886691434207" xlink:to="us-gaap_BusinessAcquisitionProFormaInformationTextBlock_637181569723325913" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureIntangibleAssetsAndGoodwillTables" xlink:type="extended" xlink:title="30603 - Disclosure - Intangible Assets And Goodwill (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_637181569723325913"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:to="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_637181569723325913" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" xlink:label="us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_637181569723325913"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:to="us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_637181569723325913" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfGoodwillTextBlock" xlink:label="us-gaap_ScheduleOfGoodwillTextBlock_637181569723325913"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:to="us-gaap_ScheduleOfGoodwillTextBlock_637181569723325913" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureInventoriesTables" xlink:type="extended" xlink:title="30703 - Disclosure - Inventories (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryDisclosureAbstract" xlink:label="us-gaap_InventoryDisclosureAbstract_635875886691454207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:label="us-gaap_ScheduleOfInventoryCurrentTableTextBlock_637181569723325913"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InventoryDisclosureAbstract_635875886691454207" xlink:to="us-gaap_ScheduleOfInventoryCurrentTableTextBlock_637181569723325913" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosurePropertyAndEquipmentTables" xlink:type="extended" xlink:title="30803 - Disclosure - Property and Equipment (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract_635875886691464207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock_637181569723325913"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentAbstract_635875886691464207" xlink:to="us-gaap_PropertyPlantAndEquipmentTextBlock_637181569723325913" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureAccruedLiabilitiesTables" xlink:type="extended" xlink:title="30903 - Disclosure - Accrued Liabilities (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PayablesAndAccrualsAbstract" xlink:label="us-gaap_PayablesAndAccrualsAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock" xlink:label="us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_637181569723325913"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PayablesAndAccrualsAbstract" xlink:to="us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_637181569723325913" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureIndebtednessTables" xlink:type="extended" xlink:title="31003 - Disclosure - Indebtedness (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="us-gaap_DebtDisclosureAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock" xlink:label="us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_637181569723325913"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtDisclosureAbstract" xlink:to="us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_637181569723325913" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureLeasesTables" xlink:type="extended" xlink:title="31103 - Disclosure - Leases (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeasesAbstract" xlink:label="us-gaap_LeasesAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeaseCostTableTextBlock" xlink:label="us-gaap_LeaseCostTableTextBlock_637181569723325913"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_LeaseCostTableTextBlock_637181569723325913" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock" xlink:label="us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_637181569723325913"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_637181569723325913" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_ScheduleOfBalanceSheetSupplementalDisclosuresTableTextBlock" xlink:label="atrc_ScheduleOfBalanceSheetSupplementalDisclosuresTableTextBlock_637181569723325913"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="atrc_ScheduleOfBalanceSheetSupplementalDisclosuresTableTextBlock_637181569723325913" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_OperatingAndFinanceLeaseLiabilityMaturityTableTextBlock" xlink:label="atrc_OperatingAndFinanceLeaseLiabilityMaturityTableTextBlock_637181569723325913"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="atrc_OperatingAndFinanceLeaseLiabilityMaturityTableTextBlock_637181569723325913" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureIncomeTaxesTables" xlink:type="extended" xlink:title="31403 - Disclosure - Income Taxes (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="us-gaap_IncomeTaxDisclosureAbstract_635875886691474207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xlink:label="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_637181569723335874"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886691474207" xlink:to="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_637181569723335874" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_637181569723335874"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886691474207" xlink:to="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_637181569723335874" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:label="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_637181569723335874"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886691474207" xlink:to="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_637181569723335874" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" xlink:label="us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock_637181569723335874"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886691474207" xlink:to="us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock_637181569723335874" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureEquityCompensationPlansTables" xlink:type="extended" xlink:title="31703 - Disclosure - Equity Compensation Plans (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_635918214201075075"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock" xlink:label="us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock_637181569723335874"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_635918214201075075" xlink:to="us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock_637181569723335874" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" xlink:label="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_637181569723335874"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_635918214201075075" xlink:to="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_637181569723335874" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" xlink:label="us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_637181569723335874"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_635918214201075075" xlink:to="us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_637181569723335874" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock_637181569723335874"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_635918214201075075" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock_637181569723335874" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureSegmentAndGeographicInformationTables" xlink:type="extended" xlink:title="31803 - Disclosure - Segment and Geographic Information (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SegmentReportingAbstract" xlink:label="us-gaap_SegmentReportingAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromExternalCustomersByGeographicAreasTableTextBlock" xlink:label="us-gaap_RevenueFromExternalCustomersByGeographicAreasTableTextBlock_637181569723335874"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentReportingAbstract" xlink:to="us-gaap_RevenueFromExternalCustomersByGeographicAreasTableTextBlock_637181569723335874" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTextBlock" xlink:label="us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTextBlock_637181569723335874"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentReportingAbstract" xlink:to="us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTextBlock_637181569723335874" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureSelectedQuarterlyFinancialDataTables" xlink:type="extended" xlink:title="31903 - Disclosure - Selected Quarterly Financial Data (Tables)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_QuarterlyFinancialInformationDisclosureAbstract" xlink:label="us-gaap_QuarterlyFinancialInformationDisclosureAbstract_635875886691484207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock" xlink:label="us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_637181569723335874"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_QuarterlyFinancialInformationDisclosureAbstract_635875886691484207" xlink:to="us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_637181569723335874" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesNarrativeDetails" xlink:type="extended" xlink:title="40101 - Disclosure - Description of Business and Summary of Significant Accounting Policies (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"> </loc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_DescriptionOfBusinessAndSignificantAccountingPoliciesTable" xlink:label="atrc_DescriptionOfBusinessAndSignificantAccountingPoliciesTable_637181569723335874"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="atrc_DescriptionOfBusinessAndSignificantAccountingPoliciesTable_637181569723335874" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis" xlink:label="srt_RangeAxis_637181569723335874"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DescriptionOfBusinessAndSignificantAccountingPoliciesTable_637181569723335874" xlink:to="srt_RangeAxis_637181569723335874" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember" xlink:label="srt_RangeMember_637181569723335874"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeAxis_637181569723335874" xlink:to="srt_RangeMember_637181569723335874" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember" xlink:label="srt_MaximumMember_637181569723335874"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723335874" xlink:to="srt_MaximumMember_637181569723335874" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_DescriptionOfBusinessAndSignificantAccountingPoliciesLineItems" xlink:label="atrc_DescriptionOfBusinessAndSignificantAccountingPoliciesLineItems_637181569723335874"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DescriptionOfBusinessAndSignificantAccountingPoliciesTable_637181569723335874" xlink:to="atrc_DescriptionOfBusinessAndSignificantAccountingPoliciesLineItems_637181569723335874" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentTerm" xlink:label="us-gaap_DebtInstrumentTerm_637181569723335874"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DescriptionOfBusinessAndSignificantAccountingPoliciesLineItems_637181569723335874" xlink:to="us-gaap_DebtInstrumentTerm_637181569723335874" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_637181569723335874"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DescriptionOfBusinessAndSignificantAccountingPoliciesLineItems_637181569723335874" xlink:to="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_637181569723335874" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostOfGoodsAndServicesSold" xlink:label="us-gaap_CostOfGoodsAndServicesSold_637181569723335874"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_DescriptionOfBusinessAndSignificantAccountingPoliciesLineItems_637181569723335874" xlink:to="us-gaap_CostOfGoodsAndServicesSold_637181569723335874" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPoliciesAccumulatedOtherComprehensiveIncomeLossDetails" xlink:type="extended" xlink:title="40104 - Disclosure - Description of Business and Summary of Significant Accounting Policies (Accumulated Other Comprehensive Income (Loss)) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossTable" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_637181569723345881" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="us-gaap_StatementEquityComponentsAxis_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_637181569723345881" xlink:to="us-gaap_StatementEquityComponentsAxis_637181569723345881" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="us-gaap_EquityComponentDomain_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementEquityComponentsAxis_637181569723345881" xlink:to="us-gaap_EquityComponentDomain_637181569723345881" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember" xlink:label="us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_EquityComponentDomain_637181569723345881" xlink:to="us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_637181569723345881" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedTranslationAdjustmentMember" xlink:label="us-gaap_AccumulatedTranslationAdjustmentMember_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_EquityComponentDomain_637181569723345881" xlink:to="us-gaap_AccumulatedTranslationAdjustmentMember_637181569723345881" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_637181569723345881" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_637181569723345881" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_637181569723345881" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_637181569723345881" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax" xlink:label="us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_637181569723345881" xlink:to="us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_637181569723345881" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax" xlink:label="us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_637181569723345881" xlink:to="us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_637181569723345881" order="3" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_6371815697233458811"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_637181569723345881" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_6371815697233458811" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="2"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureFairValueNarrativeDetails" xlink:type="extended" xlink:title="40301 - Disclosure - Fair Value (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="us-gaap_FairValueDisclosuresAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueDisclosuresAbstract" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_637181569723345881" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis" xlink:label="srt_RangeAxis_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_637181569723345881" xlink:to="srt_RangeAxis_637181569723345881" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember" xlink:label="srt_RangeMember_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeAxis_637181569723345881" xlink:to="srt_RangeMember_637181569723345881" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember" xlink:label="srt_MaximumMember_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723345881" xlink:to="srt_MaximumMember_637181569723345881" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContingentConsiderationByTypeAxis" xlink:label="us-gaap_ContingentConsiderationByTypeAxis_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_637181569723345881" xlink:to="us-gaap_ContingentConsiderationByTypeAxis_637181569723345881" order="2" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContingentConsiderationTypeDomain" xlink:label="us-gaap_ContingentConsiderationTypeDomain_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ContingentConsiderationByTypeAxis_637181569723345881" xlink:to="us-gaap_ContingentConsiderationTypeDomain_637181569723345881" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_PatientEnrollmentInConvergeIdeTrialMember" xlink:label="atrc_PatientEnrollmentInConvergeIdeTrialMember_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ContingentConsiderationTypeDomain_637181569723345881" xlink:to="atrc_PatientEnrollmentInConvergeIdeTrialMember_637181569723345881" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_CompletionOfConvergeIdeTrialAndReceivingPmaFromFdaMember" xlink:label="atrc_CompletionOfConvergeIdeTrialAndReceivingPmaFromFdaMember_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ContingentConsiderationTypeDomain_637181569723345881" xlink:to="atrc_CompletionOfConvergeIdeTrialAndReceivingPmaFromFdaMember_637181569723345881" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_637181569723345881" xlink:to="us-gaap_FairValueByFairValueHierarchyLevelAxis_637181569723345881" order="3" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueByFairValueHierarchyLevelAxis_637181569723345881" xlink:to="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_637181569723345881" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="us-gaap_FairValueInputsLevel3Member_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_637181569723345881" xlink:to="us-gaap_FairValueInputsLevel3Member_637181569723345881" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="us-gaap_BusinessAcquisitionAxis_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_637181569723345881" xlink:to="us-gaap_BusinessAcquisitionAxis_637181569723345881" order="4" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionAxis_637181569723345881" xlink:to="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723345881" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_NcontactSurgicalMember" xlink:label="atrc_NcontactSurgicalMember_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723345881" xlink:to="atrc_NcontactSurgicalMember_637181569723345881" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_SentreheartMember" xlink:label="atrc_SentreheartMember_637181569723345881"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723345881" xlink:to="atrc_SentreheartMember_637181569723345881" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723355813"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_637181569723345881" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723355813" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1" xlink:label="us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_637181569723355813"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723355813" xlink:to="us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_637181569723355813" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesSalesIssuancesSettlements" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesSalesIssuancesSettlements_637181569723355813"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723355813" xlink:to="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesSalesIssuancesSettlements_637181569723355813" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_PotentialContingentConsiderationReductionPercentage" xlink:label="atrc_PotentialContingentConsiderationReductionPercentage_637181569723355813"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723355813" xlink:to="atrc_PotentialContingentConsiderationReductionPercentage_637181569723355813" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueLow" xlink:label="us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueLow_637181569723355813"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723355813" xlink:to="us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueLow_637181569723355813" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_NumberOfDaysPaymentDueFollowingReceiptOfApproval" xlink:label="atrc_NumberOfDaysPaymentDueFollowingReceiptOfApproval_637181569723355813"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723355813" xlink:to="atrc_NumberOfDaysPaymentDueFollowingReceiptOfApproval_637181569723355813" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_ContingentConsiderationRevenueToTargetRatio" xlink:label="atrc_ContingentConsiderationRevenueToTargetRatio_637181569723355813"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723355813" xlink:to="atrc_ContingentConsiderationRevenueToTargetRatio_637181569723355813" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_PaymentOfContingentConsiderationWhenCommercialMilestoneAchievedTimeAllotmentPeriod" xlink:label="atrc_PaymentOfContingentConsiderationWhenCommercialMilestoneAchievedTimeAllotmentPeriod_637181569723355813"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723355813" xlink:to="atrc_PaymentOfContingentConsiderationWhenCommercialMilestoneAchievedTimeAllotmentPeriod_637181569723355813" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable" xlink:label="us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_637181569723355813"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723355813" xlink:to="us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_637181569723355813" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued" xlink:label="us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_637181569723355813"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723355813" xlink:to="us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_637181569723355813" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="5"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_PaymentsOfContingentConsideration" xlink:label="atrc_PaymentsOfContingentConsideration_637181569723355813"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723355813" xlink:to="atrc_PaymentsOfContingentConsideration_637181569723355813" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContingentConsiderationClassifiedAsEquityFairValueDisclosure" xlink:label="us-gaap_ContingentConsiderationClassifiedAsEquityFairValueDisclosure_637181569723355813"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723355813" xlink:to="us-gaap_ContingentConsiderationClassifiedAsEquityFairValueDisclosure_637181569723355813" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessCombinationContingentConsiderationArrangementsMaximumSharesThatCanBeIssuedAfterLosing" xlink:label="atrc_BusinessCombinationContingentConsiderationArrangementsMaximumSharesThatCanBeIssuedAfterLosing_637181569723355813"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723355813" xlink:to="atrc_BusinessCombinationContingentConsiderationArrangementsMaximumSharesThatCanBeIssuedAfterLosing_637181569723355813" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessCombinationContingentConsiderationArrangementsSharesIssuedAtClosing" xlink:label="atrc_BusinessCombinationContingentConsiderationArrangementsSharesIssuedAtClosing_637181569723355813"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723355813" xlink:to="atrc_BusinessCombinationContingentConsiderationArrangementsSharesIssuedAtClosing_637181569723355813" order="13" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh" xlink:label="us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh_637181569723355813"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723355813" xlink:to="us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh_637181569723355813" order="14" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureFairValueFinancialAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetails" xlink:type="extended" xlink:title="40302 - Disclosure - Fair Value (Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="us-gaap_FairValueDisclosuresAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_637181569723365797"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueDisclosuresAbstract" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_637181569723365797" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="us-gaap_FairValueByMeasurementFrequencyAxis_637181569723365797"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_637181569723365797" xlink:to="us-gaap_FairValueByMeasurementFrequencyAxis_637181569723365797" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="us-gaap_FairValueMeasurementFrequencyDomain_637181569723365797"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueByMeasurementFrequencyAxis_637181569723365797" xlink:to="us-gaap_FairValueMeasurementFrequencyDomain_637181569723365797" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember" xlink:label="us-gaap_FairValueMeasurementsRecurringMember_637181569723365797"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueMeasurementFrequencyDomain_637181569723365797" xlink:to="us-gaap_FairValueMeasurementsRecurringMember_637181569723365797" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis_637181569723365797"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_637181569723365797" xlink:to="us-gaap_FairValueByFairValueHierarchyLevelAxis_637181569723365797" order="2" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_637181569723365797"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueByFairValueHierarchyLevelAxis_637181569723365797" xlink:to="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_637181569723365797" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="us-gaap_FairValueInputsLevel1Member_637181569723365797"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_637181569723365797" xlink:to="us-gaap_FairValueInputsLevel1Member_637181569723365797" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="us-gaap_FairValueInputsLevel2Member_637181569723365797"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_637181569723365797" xlink:to="us-gaap_FairValueInputsLevel2Member_637181569723365797" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="us-gaap_FairValueInputsLevel3Member_637181569723365797"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_637181569723365797" xlink:to="us-gaap_FairValueInputsLevel3Member_637181569723365797" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentTypeAxis" xlink:label="us-gaap_InvestmentTypeAxis_637181569723365797"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_637181569723365797" xlink:to="us-gaap_InvestmentTypeAxis_637181569723365797" order="3" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentTypeCategorizationMember" xlink:label="us-gaap_InvestmentTypeCategorizationMember_637181569723365797"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentTypeAxis_637181569723365797" xlink:to="us-gaap_InvestmentTypeCategorizationMember_637181569723365797" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MoneyMarketFundsMember" xlink:label="us-gaap_MoneyMarketFundsMember_637181569723365797"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentTypeCategorizationMember_637181569723365797" xlink:to="us-gaap_MoneyMarketFundsMember_637181569723365797" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RepurchaseAgreementsMember" xlink:label="us-gaap_RepurchaseAgreementsMember_637181569723365797"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentTypeCategorizationMember_637181569723365797" xlink:to="us-gaap_RepurchaseAgreementsMember_637181569723365797" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommercialPaperMember" xlink:label="us-gaap_CommercialPaperMember_637181569723365797"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentTypeCategorizationMember_637181569723365797" xlink:to="us-gaap_CommercialPaperMember_637181569723365797" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_USGovernmentAgenciesDebtSecuritiesMember" xlink:label="us-gaap_USGovernmentAgenciesDebtSecuritiesMember_637181569723365797"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentTypeCategorizationMember_637181569723365797" xlink:to="us-gaap_USGovernmentAgenciesDebtSecuritiesMember_637181569723365797" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CorporateBondSecuritiesMember" xlink:label="us-gaap_CorporateBondSecuritiesMember_637181569723365797"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentTypeCategorizationMember_637181569723365797" xlink:to="us-gaap_CorporateBondSecuritiesMember_637181569723365797" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetBackedSecuritiesMember" xlink:label="us-gaap_AssetBackedSecuritiesMember_637181569723365797"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentTypeCategorizationMember_637181569723365797" xlink:to="us-gaap_AssetBackedSecuritiesMember_637181569723365797" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723365797"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_637181569723365797" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723365797" order="4" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsFairValueDisclosureAbstract" xlink:label="us-gaap_AssetsFairValueDisclosureAbstract_637181569723365797"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723365797" xlink:to="us-gaap_AssetsFairValueDisclosureAbstract_637181569723365797" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AvailableForSaleSecurities" xlink:label="us-gaap_AvailableForSaleSecurities_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AssetsFairValueDisclosureAbstract_637181569723365797" xlink:to="us-gaap_AvailableForSaleSecurities_637181569723375417" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosureAbstract" xlink:label="us-gaap_LiabilitiesFairValueDisclosureAbstract_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_637181569723365797" xlink:to="us-gaap_LiabilitiesFairValueDisclosureAbstract_637181569723375417" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationLiability" xlink:label="us-gaap_BusinessCombinationContingentConsiderationLiability_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesFairValueDisclosureAbstract_637181569723375417" xlink:to="us-gaap_BusinessCombinationContingentConsiderationLiability_637181569723375417" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosure" xlink:label="us-gaap_LiabilitiesFairValueDisclosure_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LiabilitiesFairValueDisclosureAbstract_637181569723375417" xlink:to="us-gaap_LiabilitiesFairValueDisclosure_637181569723375417" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureFairValueLevel3FairValueMeasurementsUsingSignificantOtherUnobservableInputsForAcquisitionRelatedContingentConsiderationRecurringDetails" xlink:type="extended" xlink:title="40303 - Disclosure - Fair Value (Level 3 Fair Value Measurements Using Significant Other Unobservable Inputs for Acquisition-Related Contingent Consideration (Recurring)) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="us-gaap_FairValueDisclosuresAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueDisclosuresAbstract" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_637181569723375417" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_637181569723375417" xlink:to="us-gaap_FairValueByFairValueHierarchyLevelAxis_637181569723375417" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueByFairValueHierarchyLevelAxis_637181569723375417" xlink:to="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_637181569723375417" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="us-gaap_FairValueInputsLevel3Member_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_637181569723375417" xlink:to="us-gaap_FairValueInputsLevel3Member_637181569723375417" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis" xlink:label="srt_RangeAxis_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_637181569723375417" xlink:to="srt_RangeAxis_637181569723375417" order="2" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember" xlink:label="srt_RangeMember_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeAxis_637181569723375417" xlink:to="srt_RangeMember_637181569723375417" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MinimumMember" xlink:label="srt_MinimumMember_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723375417" xlink:to="srt_MinimumMember_637181569723375417" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember" xlink:label="srt_MaximumMember_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723375417" xlink:to="srt_MaximumMember_637181569723375417" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_WeightedAverageMember" xlink:label="srt_WeightedAverageMember_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723375417" xlink:to="srt_WeightedAverageMember_637181569723375417" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="us-gaap_FairValueByMeasurementFrequencyAxis_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_637181569723375417" xlink:to="us-gaap_FairValueByMeasurementFrequencyAxis_637181569723375417" order="3" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="us-gaap_FairValueMeasurementFrequencyDomain_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueByMeasurementFrequencyAxis_637181569723375417" xlink:to="us-gaap_FairValueMeasurementFrequencyDomain_637181569723375417" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember" xlink:label="us-gaap_FairValueMeasurementsRecurringMember_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueMeasurementFrequencyDomain_637181569723375417" xlink:to="us-gaap_FairValueMeasurementsRecurringMember_637181569723375417" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MeasurementInputTypeAxis" xlink:label="us-gaap_MeasurementInputTypeAxis_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_637181569723375417" xlink:to="us-gaap_MeasurementInputTypeAxis_637181569723375417" order="4" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MeasurementInputTypeDomain" xlink:label="us-gaap_MeasurementInputTypeDomain_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MeasurementInputTypeAxis_637181569723375417" xlink:to="us-gaap_MeasurementInputTypeDomain_637181569723375417" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MeasurementInputDiscountRateMember" xlink:label="us-gaap_MeasurementInputDiscountRateMember_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MeasurementInputTypeDomain_637181569723375417" xlink:to="us-gaap_MeasurementInputDiscountRateMember_637181569723375417" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_MeasurementInputProbabiltyOfPaymentMember" xlink:label="atrc_MeasurementInputProbabiltyOfPaymentMember_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_MeasurementInputTypeDomain_637181569723375417" xlink:to="atrc_MeasurementInputProbabiltyOfPaymentMember_637181569723375417" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_637181569723375417" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_637181569723375417" order="5" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContingentConsiderationClassifiedAsEquityFairValueDisclosure" xlink:label="us-gaap_ContingentConsiderationClassifiedAsEquityFairValueDisclosure_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_637181569723375417" xlink:to="us-gaap_ContingentConsiderationClassifiedAsEquityFairValueDisclosure_637181569723375417" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessCombinationContingentConsiderationLiabilityMeasurementInputPercent" xlink:label="atrc_BusinessCombinationContingentConsiderationLiabilityMeasurementInputPercent_637181569723375417"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_637181569723375417" xlink:to="atrc_BusinessCombinationContingentConsiderationLiabilityMeasurementInputPercent_637181569723375417" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureFairValueLevel3FairValueMeasurementsUsingSignificantOtherUnobservableInputsForAcquisitionRelatedContingentConsiderationDetails" xlink:type="extended" xlink:title="40304 - Disclosure - Fair Value (Level 3 Fair Value Measurements Using Significant Other Unobservable Inputs for Acquisition-Related Contingent Consideration) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="us-gaap_FairValueDisclosuresAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTable" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTable_637181569723385771"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueDisclosuresAbstract" xlink:to="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTable_637181569723385771" order="1" use="optional" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis_637181569723385771"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTable_637181569723385771" xlink:to="us-gaap_FairValueByFairValueHierarchyLevelAxis_637181569723385771" order="1" use="optional" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_637181569723385771"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueByFairValueHierarchyLevelAxis_637181569723385771" xlink:to="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_637181569723385771" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="us-gaap_FairValueInputsLevel3Member_637181569723385771"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_637181569723385771" xlink:to="us-gaap_FairValueInputsLevel3Member_637181569723385771" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_637181569723385771"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTable_637181569723385771" xlink:to="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_637181569723385771" order="2" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_637181569723385771"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_637181569723385771" xlink:to="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_637181569723385771" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityAmountsAcquiredDuringAcquisitionRelatedContingentConsideration" xlink:label="atrc_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityAmountsAcquiredDuringAcquisitionRelatedContingentConsideration_637181569723385771"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_637181569723385771" xlink:to="atrc_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityAmountsAcquiredDuringAcquisitionRelatedContingentConsideration_637181569723385771" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesSalesIssuancesSettlements" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesSalesIssuancesSettlements_637181569723385771"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_637181569723385771" xlink:to="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesSalesIssuancesSettlements_637181569723385771" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="9"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_637181569723385771"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_637181569723385771" xlink:to="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_637181569723385771" order="4" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="9"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_6371815697233857711"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_637181569723385771" xlink:to="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_6371815697233857711" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="3"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureInvestmentsNarrativeDetails" xlink:type="extended" xlink:title="40401 - Disclosure - Investments (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract" xlink:label="us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_635875886691494207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainLossOnInvestments" xlink:label="us-gaap_GainLossOnInvestments_637181569723385771"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_635875886691494207" xlink:to="us-gaap_GainLossOnInvestments_637181569723385771" order="1" use="optional"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureInvestmentsSummaryOfShortTermInvestmentsDetails" xlink:type="extended" xlink:title="40402 - Disclosure - Investments (Summary Of Short-term Investments) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract" xlink:label="us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_635875886691514207"> </loc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_InvestmentTable" xlink:label="invest_InvestmentTable_637181569723385771"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_635875886691514207" xlink:to="invest_InvestmentTable_637181569723385771" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentTypeAxis" xlink:label="us-gaap_InvestmentTypeAxis_637181569723385771"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="invest_InvestmentTable_637181569723385771" xlink:to="us-gaap_InvestmentTypeAxis_637181569723385771" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentTypeCategorizationMember" xlink:label="us-gaap_InvestmentTypeCategorizationMember_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentTypeAxis_637181569723385771" xlink:to="us-gaap_InvestmentTypeCategorizationMember_637181569723395715" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CorporateBondSecuritiesMember" xlink:label="us-gaap_CorporateBondSecuritiesMember_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentTypeCategorizationMember_637181569723395715" xlink:to="us-gaap_CorporateBondSecuritiesMember_637181569723395715" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_USGovernmentAgenciesDebtSecuritiesMember" xlink:label="us-gaap_USGovernmentAgenciesDebtSecuritiesMember_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentTypeCategorizationMember_637181569723395715" xlink:to="us-gaap_USGovernmentAgenciesDebtSecuritiesMember_637181569723395715" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommercialPaperMember" xlink:label="us-gaap_CommercialPaperMember_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentTypeCategorizationMember_637181569723395715" xlink:to="us-gaap_CommercialPaperMember_637181569723395715" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetBackedSecuritiesMember" xlink:label="us-gaap_AssetBackedSecuritiesMember_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InvestmentTypeCategorizationMember_637181569723395715" xlink:to="us-gaap_AssetBackedSecuritiesMember_637181569723395715" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_InvestmentLineItems" xlink:label="invest_InvestmentLineItems_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="invest_InvestmentTable_637181569723385771" xlink:to="invest_InvestmentLineItems_637181569723395715" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentOwnedAtCost" xlink:label="us-gaap_InvestmentOwnedAtCost_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="invest_InvestmentLineItems_637181569723395715" xlink:to="us-gaap_InvestmentOwnedAtCost_637181569723395715" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrealizedGainLossOnInvestments" xlink:label="us-gaap_UnrealizedGainLossOnInvestments_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="invest_InvestmentLineItems_637181569723395715" xlink:to="us-gaap_UnrealizedGainLossOnInvestments_637181569723395715" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentOwnedAtFairValue" xlink:label="us-gaap_InvestmentOwnedAtFairValue_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="invest_InvestmentLineItems_637181569723395715" xlink:to="us-gaap_InvestmentOwnedAtFairValue_637181569723395715" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureBusinessCombinationsNarrativeDetails" xlink:type="extended" xlink:title="40501 - Disclosure - Business Combinations (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationsAbstract" xlink:label="us-gaap_BusinessCombinationsAbstract_635875886691524207"> </loc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessCombinationTransactionsTable" xlink:label="atrc_BusinessCombinationTransactionsTable_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessCombinationsAbstract_635875886691524207" xlink:to="atrc_BusinessCombinationTransactionsTable_637181569723395715" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="us-gaap_BusinessAcquisitionAxis_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsTable_637181569723395715" xlink:to="us-gaap_BusinessAcquisitionAxis_637181569723395715" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionAxis_637181569723395715" xlink:to="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723395715" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_SentreheartMember" xlink:label="atrc_SentreheartMember_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723395715" xlink:to="atrc_SentreheartMember_637181569723395715" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContingentConsiderationByTypeAxis" xlink:label="us-gaap_ContingentConsiderationByTypeAxis_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsTable_637181569723395715" xlink:to="us-gaap_ContingentConsiderationByTypeAxis_637181569723395715" order="2" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContingentConsiderationTypeDomain" xlink:label="us-gaap_ContingentConsiderationTypeDomain_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ContingentConsiderationByTypeAxis_637181569723395715" xlink:to="us-gaap_ContingentConsiderationTypeDomain_637181569723395715" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_CompletionOfConvergeIdeTrialAndReceivingPmaFromFdaMember" xlink:label="atrc_CompletionOfConvergeIdeTrialAndReceivingPmaFromFdaMember_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ContingentConsiderationTypeDomain_637181569723395715" xlink:to="atrc_CompletionOfConvergeIdeTrialAndReceivingPmaFromFdaMember_637181569723395715" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_PmaMilestoneMember" xlink:label="atrc_PmaMilestoneMember_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ContingentConsiderationTypeDomain_637181569723395715" xlink:to="atrc_PmaMilestoneMember_637181569723395715" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_PmaMilestoneAfterDateMember" xlink:label="atrc_PmaMilestoneAfterDateMember_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ContingentConsiderationTypeDomain_637181569723395715" xlink:to="atrc_PmaMilestoneAfterDateMember_637181569723395715" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_CptReimbursementMilestoneMember" xlink:label="atrc_CptReimbursementMilestoneMember_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ContingentConsiderationTypeDomain_637181569723395715" xlink:to="atrc_CptReimbursementMilestoneMember_637181569723395715" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_CptReimbursementMilestoneAfterDateMember" xlink:label="atrc_CptReimbursementMilestoneAfterDateMember_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ContingentConsiderationTypeDomain_637181569723395715" xlink:to="atrc_CptReimbursementMilestoneAfterDateMember_637181569723395715" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="us-gaap_StatementEquityComponentsAxis_637181569723395715"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsTable_637181569723395715" xlink:to="us-gaap_StatementEquityComponentsAxis_637181569723395715" order="3" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="us-gaap_EquityComponentDomain_637181569723415677"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementEquityComponentsAxis_637181569723395715" xlink:to="us-gaap_EquityComponentDomain_637181569723415677" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockMember" xlink:label="us-gaap_CommonStockMember_637181569723415677"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_EquityComponentDomain_637181569723415677" xlink:to="us-gaap_CommonStockMember_637181569723415677" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis" xlink:label="srt_RangeAxis_637181569723415677"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsTable_637181569723395715" xlink:to="srt_RangeAxis_637181569723415677" order="4" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember" xlink:label="srt_RangeMember_637181569723415677"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeAxis_637181569723415677" xlink:to="srt_RangeMember_637181569723415677" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember" xlink:label="srt_MaximumMember_637181569723415677"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723415677" xlink:to="srt_MaximumMember_637181569723415677" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ProductOrServiceAxis" xlink:label="srt_ProductOrServiceAxis_637181569723415677"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsTable_637181569723395715" xlink:to="srt_ProductOrServiceAxis_637181569723415677" order="5" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ProductsAndServicesDomain" xlink:label="srt_ProductsAndServicesDomain_637181569723415677"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ProductOrServiceAxis_637181569723415677" xlink:to="srt_ProductsAndServicesDomain_637181569723415677" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_AppendageManagementMember" xlink:label="atrc_AppendageManagementMember_637181569723415677"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ProductsAndServicesDomain_637181569723415677" xlink:to="atrc_AppendageManagementMember_637181569723415677" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessCombinationTransactionsLineItems" xlink:label="atrc_BusinessCombinationTransactionsLineItems_637181569723425639"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsTable_637181569723395715" xlink:to="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired" xlink:label="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_637181569723425639"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_637181569723425639" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable" xlink:label="us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_637181569723425639"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_637181569723425639" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross" xlink:label="us-gaap_PaymentsToAcquireBusinessesGross_637181569723425639"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="us-gaap_PaymentsToAcquireBusinessesGross_637181569723425639" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued" xlink:label="us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_637181569723425639"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_637181569723425639" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_AdjustmentForNetWorkingCapitalBalancesOutsideOfSpecifiedRange" xlink:label="atrc_AdjustmentForNetWorkingCapitalBalancesOutsideOfSpecifiedRange_637181569723425639"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="atrc_AdjustmentForNetWorkingCapitalBalancesOutsideOfSpecifiedRange_637181569723425639" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessAcquisitionContingentConsiderationEarnoutPayment" xlink:label="atrc_BusinessAcquisitionContingentConsiderationEarnoutPayment_637181569723425639"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="atrc_BusinessAcquisitionContingentConsiderationEarnoutPayment_637181569723425639" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessAcquisitionContingentConsiderationPotentialCashPayments" xlink:label="atrc_BusinessAcquisitionContingentConsiderationPotentialCashPayments_637181569723425639"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="atrc_BusinessAcquisitionContingentConsiderationPotentialCashPayments_637181569723425639" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationLiability" xlink:label="us-gaap_BusinessCombinationContingentConsiderationLiability_637181569723425639"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="us-gaap_BusinessCombinationContingentConsiderationLiability_637181569723425639" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_MilestoneConsiderationDueDate" xlink:label="atrc_MilestoneConsiderationDueDate_637181569723425639"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="atrc_MilestoneConsiderationDueDate_637181569723425639" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessAcquisitionContingentConsiderationPercentageOfAchievement" xlink:label="atrc_BusinessAcquisitionContingentConsiderationPercentageOfAchievement_637181569723425639"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="atrc_BusinessAcquisitionContingentConsiderationPercentageOfAchievement_637181569723425639" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessCombinationContingentConsiderationCutoffDate" xlink:label="atrc_BusinessCombinationContingentConsiderationCutoffDate_637181569723425639"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="atrc_BusinessCombinationContingentConsiderationCutoffDate_637181569723425639" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessCombinationContingentConsiderationArrangementsMaximumSharesThatCanBeIssuedAfterLosing" xlink:label="atrc_BusinessCombinationContingentConsiderationArrangementsMaximumSharesThatCanBeIssuedAfterLosing_637181569723425639"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="atrc_BusinessCombinationContingentConsiderationArrangementsMaximumSharesThatCanBeIssuedAfterLosing_637181569723425639" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessCombinationContingentConsiderationArrangementsSharesIssuedAtClosing" xlink:label="atrc_BusinessCombinationContingentConsiderationArrangementsSharesIssuedAtClosing_637181569723425639"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="atrc_BusinessCombinationContingentConsiderationArrangementsSharesIssuedAtClosing_637181569723425639" order="13" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh" xlink:label="us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh_637181569723435634"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh_637181569723435634" order="14" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="5"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_637181569723435634"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_637181569723435634" order="15" use="optional" preferredLabel="http://www.xbrl.org/2009/role/netLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="us-gaap_NetIncomeLoss_637181569723435634"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="us-gaap_NetIncomeLoss_637181569723435634" order="16" use="optional" preferredLabel="http://www.xbrl.org/2009/role/netLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationAcquisitionRelatedCosts" xlink:label="us-gaap_BusinessCombinationAcquisitionRelatedCosts_637181569723435634"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="us-gaap_BusinessCombinationAcquisitionRelatedCosts_637181569723435634" order="17" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets_637181569723435634"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets_637181569723435634" order="18" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_DeferredTaxAssetsOperatingLossCarryforwardsFederalAndState" xlink:label="atrc_DeferredTaxAssetsOperatingLossCarryforwardsFederalAndState_637181569723435634"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="atrc_DeferredTaxAssetsOperatingLossCarryforwardsFederalAndState_637181569723435634" order="19" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic_637181569723435634"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic_637181569723435634" order="20" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessCombinationNetOperatingLossCarryforwardsExpirationDate" xlink:label="atrc_BusinessCombinationNetOperatingLossCarryforwardsExpirationDate_637181569723435634"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessCombinationTransactionsLineItems_637181569723425639" xlink:to="atrc_BusinessCombinationNetOperatingLossCarryforwardsExpirationDate_637181569723435634" order="21" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureBusinessCombinationsScheduleOfComponentsOfAggregatePurchasePriceDetails" xlink:type="extended" xlink:title="40502 - Disclosure - Business Combinations (Schedule of Components of Aggregate Purchase Price) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationsAbstract" xlink:label="us-gaap_BusinessCombinationsAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessCombinationsAbstract" xlink:to="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_637181569723445578" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="us-gaap_BusinessAcquisitionAxis_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_637181569723445578" xlink:to="us-gaap_BusinessAcquisitionAxis_637181569723445578" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionAxis_637181569723445578" xlink:to="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723445578" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_SentreheartMember" xlink:label="atrc_SentreheartMember_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723445578" xlink:to="atrc_SentreheartMember_637181569723445578" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="us-gaap_BusinessAcquisitionLineItems_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_637181569723445578" xlink:to="us-gaap_BusinessAcquisitionLineItems_637181569723445578" order="2" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable" xlink:label="us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionLineItems_637181569723445578" xlink:to="us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_637181569723445578" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionLineItems_637181569723445578" xlink:to="us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_637181569723445578" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessCombinationFairValueContingentConsiderationLiability" xlink:label="atrc_BusinessCombinationFairValueContingentConsiderationLiability_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionLineItems_637181569723445578" xlink:to="atrc_BusinessCombinationFairValueContingentConsiderationLiability_637181569723445578" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferred1" xlink:label="us-gaap_BusinessCombinationConsiderationTransferred1_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionLineItems_637181569723445578" xlink:to="us-gaap_BusinessCombinationConsiderationTransferred1_637181569723445578" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="4"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureBusinessCombinationsSummaryOfEstimatedFairValuesOfAssetsAcquiredAndLiabilitiesAssumedDetails" xlink:type="extended" xlink:title="40503 - Disclosure - Business Combinations (Summary Of Estimated Fair Values Of Assets Acquired And Liabilities Assumed) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationsAbstract" xlink:label="us-gaap_BusinessCombinationsAbstract_635875886691834207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessCombinationsAbstract_635875886691834207" xlink:to="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_637181569723445578" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="us-gaap_BusinessAcquisitionAxis_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_637181569723445578" xlink:to="us-gaap_BusinessAcquisitionAxis_637181569723445578" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionAxis_637181569723445578" xlink:to="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723445578" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_SentreheartMember" xlink:label="atrc_SentreheartMember_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723445578" xlink:to="atrc_SentreheartMember_637181569723445578" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="us-gaap_BusinessAcquisitionLineItems_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_637181569723445578" xlink:to="us-gaap_BusinessAcquisitionLineItems_637181569723445578" order="2" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionLineItems_637181569723445578" xlink:to="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_637181569723445578" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionLineItems_637181569723445578" xlink:to="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets_637181569723445578" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAsset" xlink:label="atrc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAsset_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionLineItems_637181569723445578" xlink:to="atrc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAsset_637181569723445578" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionLineItems_637181569723445578" xlink:to="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_637181569723445578" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionLineItems_637181569723445578" xlink:to="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_637181569723445578" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssets" xlink:label="atrc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssets_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionLineItems_637181569723445578" xlink:to="atrc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssets_637181569723445578" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionLineItems_637181569723445578" xlink:to="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_637181569723445578" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionLineItems_637181569723445578" xlink:to="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities_637181569723445578" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseLiability" xlink:label="atrc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseLiability_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionLineItems_637181569723445578" xlink:to="atrc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseLiability_637181569723445578" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionLineItems_637181569723445578" xlink:to="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_637181569723445578" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionLineItems_637181569723445578" xlink:to="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_637181569723445578" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Goodwill" xlink:label="us-gaap_Goodwill_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionLineItems_637181569723445578" xlink:to="us-gaap_Goodwill_637181569723445578" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_637181569723445578"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionLineItems_637181569723445578" xlink:to="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_637181569723445578" order="13" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="3"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureBusinessCombinationsValuationOfIntangibleAssetsAcquiredAndRelatedAmortizationPeriodsDetails" xlink:type="extended" xlink:title="40504 - Disclosure - Business Combinations (Valuation of Intangible Assets Acquired and Related Amortization Periods) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationsAbstract" xlink:label="us-gaap_BusinessCombinationsAbstract_635875886691914207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTable" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTable_637181569723455573"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessCombinationsAbstract_635875886691914207" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTable_637181569723455573" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="us-gaap_BusinessAcquisitionAxis_637181569723455573"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTable_637181569723455573" xlink:to="us-gaap_BusinessAcquisitionAxis_637181569723455573" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723455573"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionAxis_637181569723455573" xlink:to="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723455573" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_SentreheartMember" xlink:label="atrc_SentreheartMember_637181569723455573"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723455573" xlink:to="atrc_SentreheartMember_637181569723455573" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_637181569723455573"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTable_637181569723455573" xlink:to="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_637181569723455573" order="2" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_637181569723455573"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_637181569723455573" xlink:to="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_637181569723455573" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DevelopedTechnologyRightsMember" xlink:label="us-gaap_DevelopedTechnologyRightsMember_637181569723455573"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_637181569723455573" xlink:to="us-gaap_DevelopedTechnologyRightsMember_637181569723455573" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InProcessResearchAndDevelopmentMember" xlink:label="us-gaap_InProcessResearchAndDevelopmentMember_637181569723455573"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_637181569723455573" xlink:to="us-gaap_InProcessResearchAndDevelopmentMember_637181569723455573" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems" xlink:label="us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems_637181569723455573"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTable_637181569723455573" xlink:to="us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems_637181569723455573" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_637181569723455573"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems_637181569723455573" xlink:to="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_637181569723455573" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1" xlink:label="us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_637181569723455573"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems_637181569723455573" xlink:to="us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_637181569723455573" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureBusinessCombinationProFormaAcquisitionInformationDetails" xlink:type="extended" xlink:title="40505 - Disclosure - Business Combination (Pro-forma Acquisition Information) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationsAbstract" xlink:label="us-gaap_BusinessCombinationsAbstract_635875886691944207"> </loc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessAcquisitionProFormaInformationTable" xlink:label="atrc_BusinessAcquisitionProFormaInformationTable_637181569723455573"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessCombinationsAbstract_635875886691944207" xlink:to="atrc_BusinessAcquisitionProFormaInformationTable_637181569723455573" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="us-gaap_BusinessAcquisitionAxis_637181569723455573"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessAcquisitionProFormaInformationTable_637181569723455573" xlink:to="us-gaap_BusinessAcquisitionAxis_637181569723455573" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723455573"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionAxis_637181569723455573" xlink:to="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723455573" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_SentreheartMember" xlink:label="atrc_SentreheartMember_637181569723455573"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723455573" xlink:to="atrc_SentreheartMember_637181569723455573" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessAcquisitionProFormaInformationLineItems" xlink:label="atrc_BusinessAcquisitionProFormaInformationLineItems_637181569723455573"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessAcquisitionProFormaInformationTable_637181569723455573" xlink:to="atrc_BusinessAcquisitionProFormaInformationLineItems_637181569723455573" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionsProFormaRevenue" xlink:label="us-gaap_BusinessAcquisitionsProFormaRevenue_637181569723455573"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessAcquisitionProFormaInformationLineItems_637181569723455573" xlink:to="us-gaap_BusinessAcquisitionsProFormaRevenue_637181569723455573" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss" xlink:label="us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_637181569723455573"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessAcquisitionProFormaInformationLineItems_637181569723455573" xlink:to="us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_637181569723455573" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessAcquisitionProformaBasicAndDilutedEarningsPerShare" xlink:label="atrc_BusinessAcquisitionProformaBasicAndDilutedEarningsPerShare_637181569723455573"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_BusinessAcquisitionProFormaInformationLineItems_637181569723455573" xlink:to="atrc_BusinessAcquisitionProformaBasicAndDilutedEarningsPerShare_637181569723455573" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureIntangibleAssetsAndGoodwillNarrativeDetails" xlink:type="extended" xlink:title="40601 - Disclosure - Intangible Assets And Goodwill (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:to="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_637181569723465563" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis" xlink:label="srt_RangeAxis_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_637181569723465563" xlink:to="srt_RangeAxis_637181569723465563" order="1" use="optional" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember" xlink:label="srt_RangeMember_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeAxis_637181569723465563" xlink:to="srt_RangeMember_637181569723465563" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MinimumMember" xlink:label="srt_MinimumMember_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723465563" xlink:to="srt_MinimumMember_637181569723465563" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember" xlink:label="srt_MaximumMember_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723465563" xlink:to="srt_MaximumMember_637181569723465563" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_637181569723465563" xlink:to="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_637181569723465563" order="2" use="optional" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_637181569723465563" xlink:to="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_637181569723465563" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_FusionTechnologyMember" xlink:label="atrc_FusionTechnologyMember_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_637181569723465563" xlink:to="atrc_FusionTechnologyMember_637181569723465563" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:label="us-gaap_FiniteLivedIntangibleAssetsLineItems_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_637181569723465563" xlink:to="us-gaap_FiniteLivedIntangibleAssetsLineItems_637181569723465563" order="3" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="us-gaap_AmortizationOfIntangibleAssets_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsLineItems_637181569723465563" xlink:to="us-gaap_AmortizationOfIntangibleAssets_637181569723465563" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetUsefulLife" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsLineItems_637181569723465563" xlink:to="us-gaap_FiniteLivedIntangibleAssetUsefulLife_637181569723465563" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="5"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_ReductionInIntangibleAssetUsefulLife" xlink:label="atrc_ReductionInIntangibleAssetUsefulLife_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsLineItems_637181569723465563" xlink:to="atrc_ReductionInIntangibleAssetUsefulLife_637181569723465563" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureIntangibleAssetsAndGoodwillCompanySIntangibleAssetsDetails" xlink:type="extended" xlink:title="40602 - Disclosure - Intangible Assets And Goodwill (Company&apos;s Intangible Assets) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:to="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_637181569723465563" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis" xlink:label="srt_RangeAxis_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_637181569723465563" xlink:to="srt_RangeAxis_637181569723465563" order="1" use="optional" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember" xlink:label="srt_RangeMember_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeAxis_637181569723465563" xlink:to="srt_RangeMember_637181569723465563" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MinimumMember" xlink:label="srt_MinimumMember_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723465563" xlink:to="srt_MinimumMember_637181569723465563" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember" xlink:label="srt_MaximumMember_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723465563" xlink:to="srt_MaximumMember_637181569723465563" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_637181569723465563" xlink:to="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_637181569723465563" order="2" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_637181569723465563" xlink:to="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_637181569723465563" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_FusionTechnologyMember" xlink:label="atrc_FusionTechnologyMember_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_637181569723465563" xlink:to="atrc_FusionTechnologyMember_637181569723465563" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InProcessResearchAndDevelopmentMember" xlink:label="us-gaap_InProcessResearchAndDevelopmentMember_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_637181569723465563" xlink:to="us-gaap_InProcessResearchAndDevelopmentMember_637181569723465563" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:label="us-gaap_FiniteLivedIntangibleAssetsLineItems_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_637181569723465563" xlink:to="us-gaap_FiniteLivedIntangibleAssetsLineItems_637181569723465563" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetUsefulLife" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsLineItems_637181569723465563" xlink:to="us-gaap_FiniteLivedIntangibleAssetUsefulLife_637181569723465563" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsLineItems_637181569723465563" xlink:to="us-gaap_FiniteLivedIntangibleAssetsGross_637181569723465563" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_637181569723465563"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_FiniteLivedIntangibleAssetsLineItems_637181569723465563" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_637181569723465563" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureIntangibleAssetsAndGoodwillFutureAmortizationExpenseRelatedToIntangibleAssetsWithDefiniteLivesDetails" xlink:type="extended" xlink:title="40603 - Disclosure - Intangible Assets And Goodwill (Future Amortization Expense Related to Intangible Assets with Definite Lives) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_637181569723475513" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_637181569723475513" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_637181569723475513" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_637181569723475513" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_637181569723475513" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_637181569723475513" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:to="us-gaap_FiniteLivedIntangibleAssetsNet_637181569723475513" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureIntangibleAssetsAndGoodwillSummaryOfCompanySGoodwillDetails" xlink:type="extended" xlink:title="40604 - Disclosure - Intangible Assets and Goodwill (Summary Of Company&apos;s Goodwill) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_635875886692014207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Goodwill" xlink:label="us-gaap_Goodwill_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_635875886692014207" xlink:to="us-gaap_Goodwill_637181569723475513" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillAcquiredDuringPeriod" xlink:label="us-gaap_GoodwillAcquiredDuringPeriod_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_635875886692014207" xlink:to="us-gaap_GoodwillAcquiredDuringPeriod_637181569723475513" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Goodwill" xlink:label="us-gaap_Goodwill_6371815697234755131"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_635875886692014207" xlink:to="us-gaap_Goodwill_6371815697234755131" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureInventoriesSummaryOfInventoriesDetails" xlink:type="extended" xlink:title="40701 - Disclosure - Inventories (Summary Of Inventories) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryDisclosureAbstract" xlink:label="us-gaap_InventoryDisclosureAbstract_635875886692024207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryRawMaterialsNetOfReserves" xlink:label="us-gaap_InventoryRawMaterialsNetOfReserves_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InventoryDisclosureAbstract_635875886692024207" xlink:to="us-gaap_InventoryRawMaterialsNetOfReserves_637181569723475513" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryWorkInProcessNetOfReserves" xlink:label="us-gaap_InventoryWorkInProcessNetOfReserves_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InventoryDisclosureAbstract_635875886692024207" xlink:to="us-gaap_InventoryWorkInProcessNetOfReserves_637181569723475513" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryFinishedGoodsNetOfReserves" xlink:label="us-gaap_InventoryFinishedGoodsNetOfReserves_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InventoryDisclosureAbstract_635875886692024207" xlink:to="us-gaap_InventoryFinishedGoodsNetOfReserves_637181569723475513" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryNet" xlink:label="us-gaap_InventoryNet_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_InventoryDisclosureAbstract_635875886692024207" xlink:to="us-gaap_InventoryNet_637181569723475513" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosurePropertyAndEquipmentNarrativeDetails" xlink:type="extended" xlink:title="40801 - Disclosure - Property and Equipment (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract_635875886692064207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:label="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentAbstract_635875886692064207" xlink:to="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_637181569723475513" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_637181569723475513" xlink:to="us-gaap_PropertyPlantAndEquipmentByTypeAxis_637181569723475513" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="us-gaap_PropertyPlantAndEquipmentTypeDomain_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentByTypeAxis_637181569723475513" xlink:to="us-gaap_PropertyPlantAndEquipmentTypeDomain_637181569723475513" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ElectricGenerationEquipmentMember" xlink:label="us-gaap_ElectricGenerationEquipmentMember_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentTypeDomain_637181569723475513" xlink:to="us-gaap_ElectricGenerationEquipmentMember_637181569723475513" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems" xlink:label="us-gaap_PropertyPlantAndEquipmentLineItems_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_637181569723475513" xlink:to="us-gaap_PropertyPlantAndEquipmentLineItems_637181569723475513" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Depreciation" xlink:label="us-gaap_Depreciation_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentLineItems_637181569723475513" xlink:to="us-gaap_Depreciation_637181569723475513" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_637181569723475513"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentLineItems_637181569723475513" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_637181569723475513" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosurePropertyAndEquipmentSummaryOfPropertyAndEquipmentDetails" xlink:type="extended" xlink:title="40802 - Disclosure - Property and Equipment (Summary Of Property And Equipment) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract_635875886692094207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:label="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentAbstract_635875886692094207" xlink:to="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_637181569723485474" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis" xlink:label="srt_RangeAxis_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_637181569723485474" xlink:to="srt_RangeAxis_637181569723485474" order="1" use="optional" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember" xlink:label="srt_RangeMember_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeAxis_637181569723485474" xlink:to="srt_RangeMember_637181569723485474" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MinimumMember" xlink:label="srt_MinimumMember_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723485474" xlink:to="srt_MinimumMember_637181569723485474" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember" xlink:label="srt_MaximumMember_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723485474" xlink:to="srt_MaximumMember_637181569723485474" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_637181569723485474" xlink:to="us-gaap_PropertyPlantAndEquipmentByTypeAxis_637181569723485474" order="2" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="us-gaap_PropertyPlantAndEquipmentTypeDomain_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentByTypeAxis_637181569723485474" xlink:to="us-gaap_PropertyPlantAndEquipmentTypeDomain_637181569723485474" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ElectricGenerationEquipmentMember" xlink:label="us-gaap_ElectricGenerationEquipmentMember_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentTypeDomain_637181569723485474" xlink:to="us-gaap_ElectricGenerationEquipmentMember_637181569723485474" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BuildingMember" xlink:label="us-gaap_BuildingMember_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentTypeDomain_637181569723485474" xlink:to="us-gaap_BuildingMember_637181569723485474" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_ComputerAndOtherOfficeEquipmentMember" xlink:label="atrc_ComputerAndOtherOfficeEquipmentMember_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentTypeDomain_637181569723485474" xlink:to="atrc_ComputerAndOtherOfficeEquipmentMember_637181569723485474" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_MachineryEquipmentAndVehiclesMember" xlink:label="atrc_MachineryEquipmentAndVehiclesMember_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentTypeDomain_637181569723485474" xlink:to="atrc_MachineryEquipmentAndVehiclesMember_637181569723485474" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FurnitureAndFixturesMember" xlink:label="us-gaap_FurnitureAndFixturesMember_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentTypeDomain_637181569723485474" xlink:to="us-gaap_FurnitureAndFixturesMember_637181569723485474" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeaseholdImprovementsMember" xlink:label="us-gaap_LeaseholdImprovementsMember_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentTypeDomain_637181569723485474" xlink:to="us-gaap_LeaseholdImprovementsMember_637181569723485474" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConstructionInProgressMember" xlink:label="us-gaap_ConstructionInProgressMember_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentTypeDomain_637181569723485474" xlink:to="us-gaap_ConstructionInProgressMember_637181569723485474" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LandMember" xlink:label="us-gaap_LandMember_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentTypeDomain_637181569723485474" xlink:to="us-gaap_LandMember_637181569723485474" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_EquipmentUnderFinanceLeasesMember" xlink:label="atrc_EquipmentUnderFinanceLeasesMember_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentTypeDomain_637181569723485474" xlink:to="atrc_EquipmentUnderFinanceLeasesMember_637181569723485474" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems" xlink:label="us-gaap_PropertyPlantAndEquipmentLineItems_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_637181569723485474" xlink:to="us-gaap_PropertyPlantAndEquipmentLineItems_637181569723485474" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLife_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentLineItems_637181569723485474" xlink:to="us-gaap_PropertyPlantAndEquipmentUsefulLife_637181569723485474" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentLineItems_637181569723485474" xlink:to="us-gaap_PropertyPlantAndEquipmentGross_637181569723485474" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentLineItems_637181569723485474" xlink:to="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_637181569723485474" order="3" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_637181569723485474"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PropertyPlantAndEquipmentLineItems_637181569723485474" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_637181569723485474" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureAccruedLiabilitiesAccruedLiabilitiesDetails" xlink:type="extended" xlink:title="40901 - Disclosure - Accrued Liabilities (Accrued Liabilities) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PayablesAndAccrualsAbstract" xlink:label="us-gaap_PayablesAndAccrualsAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedBonusesCurrent" xlink:label="us-gaap_AccruedBonusesCurrent_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PayablesAndAccrualsAbstract" xlink:to="us-gaap_AccruedBonusesCurrent_637181569723495447" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedSalesCommissionCurrent" xlink:label="us-gaap_AccruedSalesCommissionCurrent_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PayablesAndAccrualsAbstract" xlink:to="us-gaap_AccruedSalesCommissionCurrent_637181569723495447" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:label="us-gaap_EmployeeRelatedLiabilitiesCurrent_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PayablesAndAccrualsAbstract" xlink:to="us-gaap_EmployeeRelatedLiabilitiesCurrent_637181569723495447" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_SalesReturnsAllowanceTrade" xlink:label="atrc_SalesReturnsAllowanceTrade_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PayablesAndAccrualsAbstract" xlink:to="atrc_SalesReturnsAllowanceTrade_637181569723495447" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAccruedLiabilitiesCurrent" xlink:label="us-gaap_OtherAccruedLiabilitiesCurrent_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PayablesAndAccrualsAbstract" xlink:to="us-gaap_OtherAccruedLiabilitiesCurrent_637181569723495447" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TaxesPayableCurrent" xlink:label="us-gaap_TaxesPayableCurrent_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PayablesAndAccrualsAbstract" xlink:to="us-gaap_TaxesPayableCurrent_637181569723495447" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedRoyaltiesCurrent" xlink:label="us-gaap_AccruedRoyaltiesCurrent_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PayablesAndAccrualsAbstract" xlink:to="us-gaap_AccruedRoyaltiesCurrent_637181569723495447" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="us-gaap_AccruedLiabilitiesCurrent_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PayablesAndAccrualsAbstract" xlink:to="us-gaap_AccruedLiabilitiesCurrent_637181569723495447" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureIndebtednessNarrativeDetails" xlink:type="extended" xlink:title="41001 - Disclosure - Indebtedness (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="us-gaap_DebtDisclosureAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityTable" xlink:label="us-gaap_LineOfCreditFacilityTable_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtDisclosureAbstract" xlink:to="us-gaap_LineOfCreditFacilityTable_637181569723495447" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="us-gaap_LongtermDebtTypeAxis_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityTable_637181569723495447" xlink:to="us-gaap_LongtermDebtTypeAxis_637181569723495447" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="us-gaap_LongtermDebtTypeDomain_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LongtermDebtTypeAxis_637181569723495447" xlink:to="us-gaap_LongtermDebtTypeDomain_637181569723495447" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MediumTermNotesMember" xlink:label="us-gaap_MediumTermNotesMember_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LongtermDebtTypeDomain_637181569723495447" xlink:to="us-gaap_MediumTermNotesMember_637181569723495447" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="us-gaap_DebtInstrumentAxis_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityTable_637181569723495447" xlink:to="us-gaap_DebtInstrumentAxis_637181569723495447" order="2" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="us-gaap_DebtInstrumentNameDomain_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtInstrumentAxis_637181569723495447" xlink:to="us-gaap_DebtInstrumentNameDomain_637181569723495447" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_SiliconValleyBankThirdAmendedAndRestatedLoanAgreementMember" xlink:label="atrc_SiliconValleyBankThirdAmendedAndRestatedLoanAgreementMember_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtInstrumentNameDomain_637181569723495447" xlink:to="atrc_SiliconValleyBankThirdAmendedAndRestatedLoanAgreementMember_637181569723495447" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="us-gaap_CreditFacilityAxis_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityTable_637181569723495447" xlink:to="us-gaap_CreditFacilityAxis_637181569723495447" order="3" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="us-gaap_CreditFacilityDomain_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_CreditFacilityAxis_637181569723495447" xlink:to="us-gaap_CreditFacilityDomain_637181569723495447" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="us-gaap_RevolvingCreditFacilityMember_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_CreditFacilityDomain_637181569723495447" xlink:to="us-gaap_RevolvingCreditFacilityMember_637181569723495447" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_VariableRateAxis" xlink:label="us-gaap_VariableRateAxis_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityTable_637181569723495447" xlink:to="us-gaap_VariableRateAxis_637181569723495447" order="4" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="us-gaap_VariableRateDomain_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VariableRateAxis_637181569723495447" xlink:to="us-gaap_VariableRateDomain_637181569723495447" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PrimeRateMember" xlink:label="us-gaap_PrimeRateMember_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VariableRateDomain_637181569723495447" xlink:to="us-gaap_PrimeRateMember_637181569723495447" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis" xlink:label="srt_RangeAxis_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityTable_637181569723495447" xlink:to="srt_RangeAxis_637181569723495447" order="5" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember" xlink:label="srt_RangeMember_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeAxis_637181569723495447" xlink:to="srt_RangeMember_637181569723495447" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember" xlink:label="srt_MaximumMember_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723495447" xlink:to="srt_MaximumMember_637181569723495447" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="us-gaap_LineOfCreditFacilityLineItems_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityTable_637181569723495447" xlink:to="us-gaap_LineOfCreditFacilityLineItems_637181569723495447" order="6" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_637181569723495447"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityLineItems_637181569723495447" xlink:to="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_637181569723495447" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCredit" xlink:label="us-gaap_LineOfCredit_637181569723505430"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityLineItems_637181569723495447" xlink:to="us-gaap_LineOfCredit_637181569723505430" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="us-gaap_DebtInstrumentFaceAmount_637181569723505430"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityLineItems_637181569723495447" xlink:to="us-gaap_DebtInstrumentFaceAmount_637181569723505430" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="5"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityExpirationDate1" xlink:label="us-gaap_LineOfCreditFacilityExpirationDate1_637181569723505430"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityLineItems_637181569723495447" xlink:to="us-gaap_LineOfCreditFacilityExpirationDate1_637181569723505430" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_DateOfCommencementOfTermLoanPrincipalPayments" xlink:label="atrc_DateOfCommencementOfTermLoanPrincipalPayments_637181569723505430"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityLineItems_637181569723495447" xlink:to="atrc_DateOfCommencementOfTermLoanPrincipalPayments_637181569723505430" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding" xlink:label="us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_637181569723505430"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityLineItems_637181569723495447" xlink:to="us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_637181569723505430" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity" xlink:label="us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity_637181569723505430"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityLineItems_637181569723495447" xlink:to="us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity_637181569723505430" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityCommitmentFeeAmount" xlink:label="us-gaap_LineOfCreditFacilityCommitmentFeeAmount_637181569723505430"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityLineItems_637181569723495447" xlink:to="us-gaap_LineOfCreditFacilityCommitmentFeeAmount_637181569723505430" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="5"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage" xlink:label="us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_637181569723505430"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityLineItems_637181569723495447" xlink:to="us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_637181569723505430" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xlink:label="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_637181569723505430"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityLineItems_637181569723495447" xlink:to="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_637181569723505430" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_637181569723505430"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityLineItems_637181569723495447" xlink:to="us-gaap_DebtInstrumentInterestRateStatedPercentage_637181569723505430" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentTerm" xlink:label="us-gaap_DebtInstrumentTerm_637181569723505430"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityLineItems_637181569723495447" xlink:to="us-gaap_DebtInstrumentTerm_637181569723505430" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_LineOfCreditFacilityTermLoanPaymentExtendablePeriod" xlink:label="atrc_LineOfCreditFacilityTermLoanPaymentExtendablePeriod_637181569723505430"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityLineItems_637181569723495447" xlink:to="atrc_LineOfCreditFacilityTermLoanPaymentExtendablePeriod_637181569723505430" order="13" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredFinanceCostsGross" xlink:label="us-gaap_DeferredFinanceCostsGross_637181569723505430"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LineOfCreditFacilityLineItems_637181569723495447" xlink:to="us-gaap_DeferredFinanceCostsGross_637181569723505430" order="14" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureIndebtednessFutureMaturitiesOnDebtDetails" xlink:type="extended" xlink:title="41002 - Disclosure - Indebtedness (Future Maturities On Debt) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="us-gaap_DebtDisclosureAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_637181569723505430"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtDisclosureAbstract" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_637181569723505430" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtDisclosureAbstract" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_637181569723515386" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtDisclosureAbstract" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_637181569723515386" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtDisclosureAbstract" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_637181569723515386" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebt" xlink:label="us-gaap_LongTermDebt_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtDisclosureAbstract" xlink:to="us-gaap_LongTermDebt_637181569723515386" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_CashPaymentObligationsOnDebtNoncurrent" xlink:label="atrc_CashPaymentObligationsOnDebtNoncurrent_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DebtDisclosureAbstract" xlink:to="atrc_CashPaymentObligationsOnDebtNoncurrent_637181569723515386" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureLeasesNarrativeDetails" xlink:type="extended" xlink:title="41101 - Disclosure - Leases (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeasesAbstract" xlink:label="us-gaap_LeasesAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeLeaseDescriptionTable" xlink:label="us-gaap_LesseeLeaseDescriptionTable_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_LesseeLeaseDescriptionTable_637181569723515386" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="us-gaap_CreditFacilityAxis_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LesseeLeaseDescriptionTable_637181569723515386" xlink:to="us-gaap_CreditFacilityAxis_637181569723515386" order="1" use="optional" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="us-gaap_CreditFacilityDomain_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_CreditFacilityAxis_637181569723515386" xlink:to="us-gaap_CreditFacilityDomain_637181569723515386" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LetterOfCreditMember" xlink:label="us-gaap_LetterOfCreditMember_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_CreditFacilityDomain_637181569723515386" xlink:to="us-gaap_LetterOfCreditMember_637181569723515386" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeaseArrangementTypeAxis" xlink:label="us-gaap_LeaseArrangementTypeAxis_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LesseeLeaseDescriptionTable_637181569723515386" xlink:to="us-gaap_LeaseArrangementTypeAxis_637181569723515386" order="2" use="optional" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeaseArrangementTypeDomain" xlink:label="us-gaap_LeaseArrangementTypeDomain_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeaseArrangementTypeAxis_637181569723515386" xlink:to="us-gaap_LeaseArrangementTypeDomain_637181569723515386" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_MasonLeaseMember" xlink:label="atrc_MasonLeaseMember_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeaseArrangementTypeDomain_637181569723515386" xlink:to="atrc_MasonLeaseMember_637181569723515386" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis" xlink:label="srt_RangeAxis_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LesseeLeaseDescriptionTable_637181569723515386" xlink:to="srt_RangeAxis_637181569723515386" order="3" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember" xlink:label="srt_RangeMember_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeAxis_637181569723515386" xlink:to="srt_RangeMember_637181569723515386" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MinimumMember" xlink:label="srt_MinimumMember_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723515386" xlink:to="srt_MinimumMember_637181569723515386" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember" xlink:label="srt_MaximumMember_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723515386" xlink:to="srt_MaximumMember_637181569723515386" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis" xlink:label="us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LesseeLeaseDescriptionTable_637181569723515386" xlink:to="us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_637181569723515386" order="4" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TypeOfAdoptionMember" xlink:label="us-gaap_TypeOfAdoptionMember_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_637181569723515386" xlink:to="us-gaap_TypeOfAdoptionMember_637181569723515386" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_AccountingStandardsUpdate201811LeasesTopic842TargetedImprovementsMember" xlink:label="atrc_AccountingStandardsUpdate201811LeasesTopic842TargetedImprovementsMember_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_TypeOfAdoptionMember_637181569723515386" xlink:to="atrc_AccountingStandardsUpdate201811LeasesTopic842TargetedImprovementsMember_637181569723515386" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountingStandardsUpdate201602Member" xlink:label="us-gaap_AccountingStandardsUpdate201602Member_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_TypeOfAdoptionMember_637181569723515386" xlink:to="us-gaap_AccountingStandardsUpdate201602Member_637181569723515386" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeLeaseDescriptionLineItems" xlink:label="us-gaap_LesseeLeaseDescriptionLineItems_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LesseeLeaseDescriptionTable_637181569723515386" xlink:to="us-gaap_LesseeLeaseDescriptionLineItems_637181569723515386" order="5" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LesseeLeaseDescriptionLineItems_637181569723515386" xlink:to="us-gaap_OperatingLeaseRightOfUseAsset_637181569723515386" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="5"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LesseeLeaseDescriptionLineItems_637181569723515386" xlink:to="us-gaap_OperatingLeaseLiabilityNoncurrent_637181569723515386" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedRentCurrentAndNoncurrent" xlink:label="us-gaap_AccruedRentCurrentAndNoncurrent_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LesseeLeaseDescriptionLineItems_637181569723515386" xlink:to="us-gaap_AccruedRentCurrentAndNoncurrent_637181569723515386" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseTermOfContract" xlink:label="us-gaap_LesseeOperatingLeaseTermOfContract_637181569723515386"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LesseeLeaseDescriptionLineItems_637181569723515386" xlink:to="us-gaap_LesseeOperatingLeaseTermOfContract_637181569723515386" order="4" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeFinanceLeaseTermOfContract1" xlink:label="us-gaap_LesseeFinanceLeaseTermOfContract1_637181569723525364"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LesseeLeaseDescriptionLineItems_637181569723515386" xlink:to="us-gaap_LesseeFinanceLeaseTermOfContract1_637181569723525364" order="5" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1" xlink:label="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_637181569723525364"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LesseeLeaseDescriptionLineItems_637181569723515386" xlink:to="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_637181569723525364" order="6" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1" xlink:label="us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_637181569723525364"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LesseeLeaseDescriptionLineItems_637181569723515386" xlink:to="us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_637181569723525364" order="7" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_637181569723525364"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LesseeLeaseDescriptionLineItems_637181569723515386" xlink:to="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_637181569723525364" order="8" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent" xlink:label="us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_637181569723525364"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LesseeLeaseDescriptionLineItems_637181569723515386" xlink:to="us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_637181569723525364" order="9" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LettersOfCreditOutstandingAmount" xlink:label="us-gaap_LettersOfCreditOutstandingAmount_637181569723525364"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LesseeLeaseDescriptionLineItems_637181569723515386" xlink:to="us-gaap_LettersOfCreditOutstandingAmount_637181569723525364" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureLeasesSummaryOfComponentsOfLeaseExpenseDetails" xlink:type="extended" xlink:title="41102 - Disclosure - Leases (Summary Of Components Of Lease Expense) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeasesAbstract" xlink:label="us-gaap_LeasesAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseCost" xlink:label="us-gaap_OperatingLeaseCost_637181569723525364"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_OperatingLeaseCost_637181569723525364" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseRightOfUseAssetAmortization" xlink:label="us-gaap_FinanceLeaseRightOfUseAssetAmortization_637181569723525364"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_FinanceLeaseRightOfUseAssetAmortization_637181569723525364" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseInterestExpense" xlink:label="us-gaap_FinanceLeaseInterestExpense_637181569723525364"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_FinanceLeaseInterestExpense_637181569723525364" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeaseCost" xlink:label="us-gaap_LeaseCost_637181569723525364"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_LeaseCost_637181569723525364" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureLeasesSummaryOfSupplementalCashFlowInformationRelatedToLeasesDetails" xlink:type="extended" xlink:title="41103 - Disclosure - Leases (Summary Of Supplemental Cash Flow Information Related To Leases) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeasesAbstract" xlink:label="us-gaap_LeasesAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasePayments" xlink:label="us-gaap_OperatingLeasePayments_637181569723525364"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_OperatingLeasePayments_637181569723525364" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseInterestPaymentOnLiability" xlink:label="us-gaap_FinanceLeaseInterestPaymentOnLiability_637181569723525364"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_FinanceLeaseInterestPaymentOnLiability_637181569723525364" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeasePrincipalPayments" xlink:label="us-gaap_FinanceLeasePrincipalPayments_637181569723525364"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_FinanceLeasePrincipalPayments_637181569723525364" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability" xlink:label="us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_637181569723525364"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_637181569723525364" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability" xlink:label="us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_637181569723525364"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_637181569723525364" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAsset" xlink:label="atrc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAsset_637181569723525364"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="atrc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAsset_637181569723525364" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureLeasesSummaryOfSupplementalBalanceSheetInformationRelatedToLeasesDetails" xlink:type="extended" xlink:title="41104 - Disclosure - Leases (Summary Of Supplemental Balance Sheet Information Related To Leases) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeasesAbstract" xlink:label="us-gaap_LeasesAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_OperatingLeaseRightOfUseAsset_637181569723535348" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_OperatingLeaseLiabilityCurrent_637181569723535348" order="2" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_OperatingLeaseLiabilityNoncurrent_637181569723535348" order="3" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiability" xlink:label="us-gaap_OperatingLeaseLiability_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_OperatingLeaseLiability_637181569723535348" order="4" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedTotalLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_PropertyPlantAndEquipmentGross_637181569723535348" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_FinanceLeaseRightOfUseAssetPropertyPlantAndEquipment" xlink:label="atrc_FinanceLeaseRightOfUseAssetPropertyPlantAndEquipment_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="atrc_FinanceLeaseRightOfUseAssetPropertyPlantAndEquipment_637181569723535348" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_FinanceLeaseRightOfUseAssetAccumulatedDepreciation" xlink:label="atrc_FinanceLeaseRightOfUseAssetAccumulatedDepreciation_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="atrc_FinanceLeaseRightOfUseAssetAccumulatedDepreciation_637181569723535348" order="7" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseRightOfUseAsset" xlink:label="us-gaap_FinanceLeaseRightOfUseAsset_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_FinanceLeaseRightOfUseAsset_637181569723535348" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_637181569723535348" order="9" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_637181569723535348" order="10" use="optional" preferredLabel="http://www.xbrl.org/2009/role/netLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityCurrent" xlink:label="us-gaap_FinanceLeaseLiabilityCurrent_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_FinanceLeaseLiabilityCurrent_637181569723535348" order="11" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent" xlink:label="us-gaap_FinanceLeaseLiabilityNoncurrent_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_FinanceLeaseLiabilityNoncurrent_637181569723535348" order="12" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiability" xlink:label="us-gaap_FinanceLeaseLiability_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_FinanceLeaseLiability_637181569723535348" order="13" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedTotalLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureLeasesScheduleOfMaturitiesOfLeaseLiabilitiesDetails" xlink:type="extended" xlink:title="41105 - Disclosure - Leases (Schedule Of Maturities Of Lease Liabilities) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeasesAbstract" xlink:label="us-gaap_LeasesAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_637181569723535348" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_637181569723535348" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_637181569723535348" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_637181569723535348" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_637181569723535348" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_637181569723535348" order="6" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiability" xlink:label="us-gaap_OperatingLeaseLiability_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_OperatingLeaseLiability_637181569723535348" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths" xlink:label="us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_637181569723535348" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo" xlink:label="us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_637181569723535348" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree" xlink:label="us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_637181569723535348" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour" xlink:label="us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_637181569723535348" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive" xlink:label="us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_637181569723535348" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive" xlink:label="us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_637181569723535348" order="13" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue" xlink:label="us-gaap_FinanceLeaseLiabilityPaymentsDue_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_FinanceLeaseLiabilityPaymentsDue_637181569723535348" order="14" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount" xlink:label="us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_637181569723535348"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_637181569723535348" order="15" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiability" xlink:label="us-gaap_FinanceLeaseLiability_637181569723545349"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_LeasesAbstract" xlink:to="us-gaap_FinanceLeaseLiability_637181569723545349" order="16" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureCommitmentsAndContingenciesNarrativeDetails" xlink:type="extended" xlink:title="41201 - Disclosure - Commitments and Contingencies (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract"> </loc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_CommitmentsAndContingenciesTable" xlink:label="atrc_CommitmentsAndContingenciesTable_637181569723545349"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:to="atrc_CommitmentsAndContingenciesTable_637181569723545349" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis" xlink:label="srt_RangeAxis_637181569723545349"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_CommitmentsAndContingenciesTable_637181569723545349" xlink:to="srt_RangeAxis_637181569723545349" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember" xlink:label="srt_RangeMember_637181569723545349"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeAxis_637181569723545349" xlink:to="srt_RangeMember_637181569723545349" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MinimumMember" xlink:label="srt_MinimumMember_637181569723545349"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723545349" xlink:to="srt_MinimumMember_637181569723545349" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember" xlink:label="srt_MaximumMember_637181569723545349"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723545349" xlink:to="srt_MaximumMember_637181569723545349" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_CommitmentsAndContingenciesLineItems" xlink:label="atrc_CommitmentsAndContingenciesLineItems_637181569723545349"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_CommitmentsAndContingenciesTable_637181569723545349" xlink:to="atrc_CommitmentsAndContingenciesLineItems_637181569723545349" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_RoyaltyRate" xlink:label="atrc_RoyaltyRate_637181569723545349"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_CommitmentsAndContingenciesLineItems_637181569723545349" xlink:to="atrc_RoyaltyRate_637181569723545349" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_RoyaltyAgreementTerm" xlink:label="atrc_RoyaltyAgreementTerm_637181569723545349"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_CommitmentsAndContingenciesLineItems_637181569723545349" xlink:to="atrc_RoyaltyAgreementTerm_637181569723545349" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RoyaltyExpense" xlink:label="us-gaap_RoyaltyExpense_637181569723545349"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="atrc_CommitmentsAndContingenciesLineItems_637181569723545349" xlink:to="us-gaap_RoyaltyExpense_637181569723545349" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureRevenueNarrativeDetails" xlink:type="extended" xlink:title="41301 - Disclosure - Revenue (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerAbstract" xlink:label="us-gaap_RevenueFromContractWithCustomerAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisaggregationOfRevenueTable" xlink:label="us-gaap_DisaggregationOfRevenueTable_637181569723545349"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_RevenueFromContractWithCustomerAbstract" xlink:to="us-gaap_DisaggregationOfRevenueTable_637181569723545349" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ProductOrServiceAxis" xlink:label="srt_ProductOrServiceAxis_637181569723545349"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DisaggregationOfRevenueTable_637181569723545349" xlink:to="srt_ProductOrServiceAxis_637181569723545349" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ProductsAndServicesDomain" xlink:label="srt_ProductsAndServicesDomain_637181569723545349"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ProductOrServiceAxis_637181569723545349" xlink:to="srt_ProductsAndServicesDomain_637181569723545349" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_OpenheartMember" xlink:label="atrc_OpenheartMember_637181569723545349"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ProductsAndServicesDomain_637181569723545349" xlink:to="atrc_OpenheartMember_637181569723545349" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_MinimallyInvasiveMember" xlink:label="atrc_MinimallyInvasiveMember_637181569723545349"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ProductsAndServicesDomain_637181569723545349" xlink:to="atrc_MinimallyInvasiveMember_637181569723545349" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShippingAndHandlingMember" xlink:label="us-gaap_ShippingAndHandlingMember_637181569723545349"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ProductsAndServicesDomain_637181569723545349" xlink:to="us-gaap_ShippingAndHandlingMember_637181569723545349" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisaggregationOfRevenueLineItems" xlink:label="us-gaap_DisaggregationOfRevenueLineItems_637181569723545349"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DisaggregationOfRevenueTable_637181569723545349" xlink:to="us-gaap_DisaggregationOfRevenueLineItems_637181569723545349" order="2" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_637181569723545349"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DisaggregationOfRevenueLineItems_637181569723545349" xlink:to="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_637181569723545349" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="4"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureIncomeTaxesNarrativeDetails" xlink:type="extended" xlink:title="41401 - Disclosure - Income Taxes (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="us-gaap_IncomeTaxDisclosureAbstract_635875886692134207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxContingencyTable" xlink:label="us-gaap_IncomeTaxContingencyTable_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692134207" xlink:to="us-gaap_IncomeTaxContingencyTable_637181569723555288" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis" xlink:label="us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyTable_637181569723555288" xlink:to="us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_637181569723555288" order="1" use="optional" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TypeOfAdoptionMember" xlink:label="us-gaap_TypeOfAdoptionMember_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_637181569723555288" xlink:to="us-gaap_TypeOfAdoptionMember_637181569723555288" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountingStandardsUpdate201602Member" xlink:label="us-gaap_AccountingStandardsUpdate201602Member_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_TypeOfAdoptionMember_637181569723555288" xlink:to="us-gaap_AccountingStandardsUpdate201602Member_637181569723555288" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="us-gaap_BusinessAcquisitionAxis_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyTable_637181569723555288" xlink:to="us-gaap_BusinessAcquisitionAxis_637181569723555288" order="2" use="optional" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionAxis_637181569723555288" xlink:to="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723555288" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_SentreheartMember" xlink:label="atrc_SentreheartMember_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_BusinessAcquisitionAcquireeDomain_637181569723555288" xlink:to="atrc_SentreheartMember_637181569723555288" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis" xlink:label="srt_RangeAxis_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyTable_637181569723555288" xlink:to="srt_RangeAxis_637181569723555288" order="3" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember" xlink:label="srt_RangeMember_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeAxis_637181569723555288" xlink:to="srt_RangeMember_637181569723555288" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MinimumMember" xlink:label="srt_MinimumMember_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723555288" xlink:to="srt_MinimumMember_637181569723555288" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember" xlink:label="srt_MaximumMember_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723555288" xlink:to="srt_MaximumMember_637181569723555288" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxAuthorityAxis" xlink:label="us-gaap_IncomeTaxAuthorityAxis_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyTable_637181569723555288" xlink:to="us-gaap_IncomeTaxAuthorityAxis_637181569723555288" order="4" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxAuthorityDomain" xlink:label="us-gaap_IncomeTaxAuthorityDomain_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxAuthorityAxis_637181569723555288" xlink:to="us-gaap_IncomeTaxAuthorityDomain_637181569723555288" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DomesticCountryMember" xlink:label="us-gaap_DomesticCountryMember_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxAuthorityDomain_637181569723555288" xlink:to="us-gaap_DomesticCountryMember_637181569723555288" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StateAndLocalJurisdictionMember" xlink:label="us-gaap_StateAndLocalJurisdictionMember_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxAuthorityDomain_637181569723555288" xlink:to="us-gaap_StateAndLocalJurisdictionMember_637181569723555288" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignCountryMember" xlink:label="us-gaap_ForeignCountryMember_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxAuthorityDomain_637181569723555288" xlink:to="us-gaap_ForeignCountryMember_637181569723555288" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TaxPeriodAxis" xlink:label="us-gaap_TaxPeriodAxis_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyTable_637181569723555288" xlink:to="us-gaap_TaxPeriodAxis_637181569723555288" order="5" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TaxPeriodDomain" xlink:label="us-gaap_TaxPeriodDomain_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_TaxPeriodAxis_637181569723555288" xlink:to="us-gaap_TaxPeriodDomain_637181569723555288" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TaxYear2015Member" xlink:label="us-gaap_TaxYear2015Member_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_TaxPeriodDomain_637181569723555288" xlink:to="us-gaap_TaxYear2015Member_637181569723555288" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TaxYear2016Member" xlink:label="us-gaap_TaxYear2016Member_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_TaxPeriodDomain_637181569723555288" xlink:to="us-gaap_TaxYear2016Member_637181569723555288" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_TaxYear2021And2038Member" xlink:label="atrc_TaxYear2021And2038Member_637181569723555288"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_TaxPeriodDomain_637181569723555288" xlink:to="atrc_TaxYear2021And2038Member_637181569723555288" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxContingencyLineItems" xlink:label="us-gaap_IncomeTaxContingencyLineItems_637181569723565272"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyTable_637181569723555288" xlink:to="us-gaap_IncomeTaxContingencyLineItems_637181569723565272" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets_637181569723565272"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyLineItems_637181569723565272" xlink:to="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets_637181569723565272" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="5"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLossCarryforwards" xlink:label="us-gaap_OperatingLossCarryforwards_637181569723565272"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyLineItems_637181569723565272" xlink:to="us-gaap_OperatingLossCarryforwards_637181569723565272" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_OperatingLossCarryforwardExpirationYear" xlink:label="atrc_OperatingLossCarryforwardExpirationYear_637181569723565272"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyLineItems_637181569723565272" xlink:to="atrc_OperatingLossCarryforwardExpirationYear_637181569723565272" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch" xlink:label="us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch_637181569723565272"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyLineItems_637181569723565272" xlink:to="us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch_637181569723565272" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_FederalResearchAndDevelopmentCreditCarryforwardExpirationBeginningYear" xlink:label="atrc_FederalResearchAndDevelopmentCreditCarryforwardExpirationBeginningYear_637181569723565272"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyLineItems_637181569723565272" xlink:to="atrc_FederalResearchAndDevelopmentCreditCarryforwardExpirationBeginningYear_637181569723565272" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_637181569723565272"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyLineItems_637181569723565272" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_637181569723565272" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_637181569723565272"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyLineItems_637181569723565272" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_637181569723565272" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UndistributedEarningsOfForeignSubsidiaries" xlink:label="us-gaap_UndistributedEarningsOfForeignSubsidiaries_637181569723565272"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyLineItems_637181569723565272" xlink:to="us-gaap_UndistributedEarningsOfForeignSubsidiaries_637181569723565272" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OpenTaxYear" xlink:label="us-gaap_OpenTaxYear_637181569723565272"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyLineItems_637181569723565272" xlink:to="us-gaap_OpenTaxYear_637181569723565272" order="9" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits_637181569723565272"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyLineItems_637181569723565272" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits_637181569723565272" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_DeferredTaxAssetsFinanceAndOperatingLeaseLiabilities" xlink:label="atrc_DeferredTaxAssetsFinanceAndOperatingLeaseLiabilities_637181569723565272"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyLineItems_637181569723565272" xlink:to="atrc_DeferredTaxAssetsFinanceAndOperatingLeaseLiabilities_637181569723565272" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_DeferredTaxLiabilitiesRightOfUseAssets" xlink:label="atrc_DeferredTaxLiabilitiesRightOfUseAssets_637181569723565272"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyLineItems_637181569723565272" xlink:to="atrc_DeferredTaxLiabilitiesRightOfUseAssets_637181569723565272" order="12" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_DeferredTaxAssetsTaxCreditCarryforwardsResearchAndUnrecognizedTaxBenefitsReductionFromIrsAudit" xlink:label="atrc_DeferredTaxAssetsTaxCreditCarryforwardsResearchAndUnrecognizedTaxBenefitsReductionFromIrsAudit_637181569723575244"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyLineItems_637181569723565272" xlink:to="atrc_DeferredTaxAssetsTaxCreditCarryforwardsResearchAndUnrecognizedTaxBenefitsReductionFromIrsAudit_637181569723575244" order="13" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate" xlink:label="us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_637181569723575244"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyLineItems_637181569723565272" xlink:to="us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_637181569723575244" order="14" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="us-gaap_UnrecognizedTaxBenefits_637181569723575244"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyLineItems_637181569723565272" xlink:to="us-gaap_UnrecognizedTaxBenefits_637181569723575244" order="15" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_UnrecognizedTaxBenefitsThatWouldResultInAdjustmentToOtherTaxAccounts" xlink:label="atrc_UnrecognizedTaxBenefitsThatWouldResultInAdjustmentToOtherTaxAccounts_637181569723575244"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxContingencyLineItems_637181569723565272" xlink:to="atrc_UnrecognizedTaxBenefitsThatWouldResultInAdjustmentToOtherTaxAccounts_637181569723575244" order="16" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureIncomeTaxesSummaryOfCompanySProvisionForIncomeTaxesDetails" xlink:type="extended" xlink:title="41402 - Disclosure - Income Taxes (Summary Of Company&apos;s Provision for Income Taxes) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="us-gaap_IncomeTaxDisclosureAbstract_635875886692214207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692214207" xlink:to="us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_637181569723635091" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentFederalTaxExpenseBenefit" xlink:label="us-gaap_CurrentFederalTaxExpenseBenefit_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_637181569723635091" xlink:to="us-gaap_CurrentFederalTaxExpenseBenefit_637181569723635091" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="5"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xlink:label="us-gaap_CurrentStateAndLocalTaxExpenseBenefit_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_637181569723635091" xlink:to="us-gaap_CurrentStateAndLocalTaxExpenseBenefit_637181569723635091" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="5"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentForeignTaxExpenseBenefit" xlink:label="us-gaap_CurrentForeignTaxExpenseBenefit_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_637181569723635091" xlink:to="us-gaap_CurrentForeignTaxExpenseBenefit_637181569723635091" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="5"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefit_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692214207" xlink:to="us-gaap_CurrentIncomeTaxExpenseBenefit_637181569723635091" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692214207" xlink:to="us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract_637181569723635091" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredFederalIncomeTaxExpenseBenefit" xlink:label="us-gaap_DeferredFederalIncomeTaxExpenseBenefit_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract_637181569723635091" xlink:to="us-gaap_DeferredFederalIncomeTaxExpenseBenefit_637181569723635091" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="5"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit" xlink:label="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract_637181569723635091" xlink:to="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_637181569723635091" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="5"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredForeignIncomeTaxExpenseBenefit" xlink:label="us-gaap_DeferredForeignIncomeTaxExpenseBenefit_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract_637181569723635091" xlink:to="us-gaap_DeferredForeignIncomeTaxExpenseBenefit_637181569723635091" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="5"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:label="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692214207" xlink:to="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_637181569723635091" order="4" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedNetLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692214207" xlink:to="us-gaap_DeferredIncomeTaxExpenseBenefit_637181569723635091" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="us-gaap_IncomeTaxExpenseBenefit_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692214207" xlink:to="us-gaap_IncomeTaxExpenseBenefit_637181569723635091" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureIncomeTaxesSummaryOfDetailOfDeferredTaxAssetsAndLiabilitiesDetails" xlink:type="extended" xlink:title="41403 - Disclosure - Income Taxes (Summary Of Detail Of Deferred Tax Assets And Liabilities) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="us-gaap_IncomeTaxDisclosureAbstract_635875886692194207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract" xlink:label="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692194207" xlink:to="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_637181569723635091" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_637181569723635091" xlink:to="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_637181569723635091" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch" xlink:label="us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_637181569723635091" xlink:to="us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch_637181569723635091" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsDeferredIncome" xlink:label="us-gaap_DeferredTaxAssetsDeferredIncome_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_637181569723635091" xlink:to="us-gaap_DeferredTaxAssetsDeferredIncome_637181569723635091" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_637181569723635091" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_637181569723635091" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_637181569723635091" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals_637181569723635091" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsInventory" xlink:label="us-gaap_DeferredTaxAssetsInventory_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_637181569723635091" xlink:to="us-gaap_DeferredTaxAssetsInventory_637181569723635091" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets" xlink:label="us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_637181569723635091" xlink:to="us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets_637181569723635091" order="7" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment" xlink:label="us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_637181569723635091"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_637181569723635091" xlink:to="us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_637181569723635091" order="8" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_DeferredTaxAssetsFinanceAndOperatingLeaseLiabilities" xlink:label="atrc_DeferredTaxAssetsFinanceAndOperatingLeaseLiabilities_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_637181569723635091" xlink:to="atrc_DeferredTaxAssetsFinanceAndOperatingLeaseLiabilities_637181569723645143" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_DeferredTaxLiabilitiesRightOfUseAssets" xlink:label="atrc_DeferredTaxLiabilitiesRightOfUseAssets_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_637181569723635091" xlink:to="atrc_DeferredTaxLiabilitiesRightOfUseAssets_637181569723645143" order="10" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsOther" xlink:label="us-gaap_DeferredTaxAssetsOther_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_637181569723635091" xlink:to="us-gaap_DeferredTaxAssetsOther_637181569723645143" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsGross" xlink:label="us-gaap_DeferredTaxAssetsGross_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_637181569723635091" xlink:to="us-gaap_DeferredTaxAssetsGross_637181569723645143" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsValuationAllowance" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_637181569723635091" xlink:to="us-gaap_DeferredTaxAssetsValuationAllowance_637181569723645143" order="13" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsNet" xlink:label="us-gaap_DeferredTaxAssetsNet_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_637181569723635091" xlink:to="us-gaap_DeferredTaxAssetsNet_637181569723645143" order="14" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureIncomeTaxesSummaryOfDifferenceBetweenEffectiveIncomeTaxRatesAndFederalStatutoryRateDetails" xlink:type="extended" xlink:title="41404 - Disclosure - Income Taxes (Summary Of Difference Between Effective Income Tax Rates And Federal Statutory Rate) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_637181569723645143" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_EffectiveIncomeTaxRateReconciliationFederalAndForeignIncomeTaxRateDifferentialPercent" xlink:label="atrc_EffectiveIncomeTaxRateReconciliationFederalAndForeignIncomeTaxRateDifferentialPercent_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="atrc_EffectiveIncomeTaxRateReconciliationFederalAndForeignIncomeTaxRateDifferentialPercent_637181569723645143" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch_637181569723645143" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_EffectiveIncomeTaxRateReconciliationDeferredAdjustmentPercent" xlink:label="atrc_EffectiveIncomeTaxRateReconciliationDeferredAdjustmentPercent_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="atrc_EffectiveIncomeTaxRateReconciliationDeferredAdjustmentPercent_637181569723645143" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxContingenciesDomestic" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxContingenciesDomestic_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationTaxContingenciesDomestic_637181569723645143" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_637181569723645143" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_637181569723645143" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxContingenciesForeign" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxContingenciesForeign_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationTaxContingenciesForeign_637181569723645143" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential_637181569723645143" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_637181569723645143" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperations_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="us-gaap_EffectiveIncomeTaxRateContinuingOperations_637181569723645143" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" xlink:label="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_637181569723645143" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_EffectiveIncomeTaxRateReconciliationFederalForeignIncomeTaxRateDifferentialAmount" xlink:label="atrc_EffectiveIncomeTaxRateReconciliationFederalForeignIncomeTaxRateDifferentialAmount_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="atrc_EffectiveIncomeTaxRateReconciliationFederalForeignIncomeTaxRateDifferentialAmount_637181569723645143" order="13" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationTaxCreditsResearch" xlink:label="us-gaap_IncomeTaxReconciliationTaxCreditsResearch_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="us-gaap_IncomeTaxReconciliationTaxCreditsResearch_637181569723645143" order="14" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_EffectiveIncomeTaxRateReconciliationDeferredAdjustmentAmount" xlink:label="atrc_EffectiveIncomeTaxRateReconciliationDeferredAdjustmentAmount_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="atrc_EffectiveIncomeTaxRateReconciliationDeferredAdjustmentAmount_637181569723645143" order="15" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationTaxContingenciesDomestic" xlink:label="us-gaap_IncomeTaxReconciliationTaxContingenciesDomestic_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="us-gaap_IncomeTaxReconciliationTaxContingenciesDomestic_637181569723645143" order="16" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:label="us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_637181569723645143"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_637181569723645143" order="17" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes" xlink:label="us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_637181569723655104"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_637181569723655104" order="18" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationTaxContingenciesForeign" xlink:label="us-gaap_IncomeTaxReconciliationTaxContingenciesForeign_637181569723655104"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="us-gaap_IncomeTaxReconciliationTaxContingenciesForeign_637181569723655104" order="19" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential" xlink:label="us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_637181569723655104"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_637181569723655104" order="20" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationOtherAdjustments" xlink:label="us-gaap_IncomeTaxReconciliationOtherAdjustments_637181569723655104"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="us-gaap_IncomeTaxReconciliationOtherAdjustments_637181569723655104" order="21" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="us-gaap_IncomeTaxExpenseBenefit_637181569723655104"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692234207" xlink:to="us-gaap_IncomeTaxExpenseBenefit_637181569723655104" order="22" use="optional" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureIncomeTaxesSummaryOfReconciliationOfChangeInFederalAndStateUnrecognizedTaxBenefitsDetails" xlink:type="extended" xlink:title="41405 - Disclosure - Income Taxes (Summary Of Reconciliation Of Change In Federal And State Unrecognized Tax Benefits) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="us-gaap_IncomeTaxDisclosureAbstract_635875886692274207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="us-gaap_UnrecognizedTaxBenefits_637181569723655104"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692274207" xlink:to="us-gaap_UnrecognizedTaxBenefits_637181569723655104" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" xlink:label="us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions_637181569723655104"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692274207" xlink:to="us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions_637181569723655104" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions" xlink:label="us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions_637181569723655104"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692274207" xlink:to="us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions_637181569723655104" order="3" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_UnrecognizedTaxBenefitsIncreasesOrDecreaseResultingFromCurrentPeriodTaxPositions" xlink:label="atrc_UnrecognizedTaxBenefitsIncreasesOrDecreaseResultingFromCurrentPeriodTaxPositions_637181569723655104"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692274207" xlink:to="atrc_UnrecognizedTaxBenefitsIncreasesOrDecreaseResultingFromCurrentPeriodTaxPositions_637181569723655104" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_UnrecognizedTaxBenefitsIncreasesOrDecreasesRelatedToSettlements" xlink:label="atrc_UnrecognizedTaxBenefitsIncreasesOrDecreasesRelatedToSettlements_637181569723655104"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692274207" xlink:to="atrc_UnrecognizedTaxBenefitsIncreasesOrDecreasesRelatedToSettlements_637181569723655104" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" xlink:label="us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations_637181569723655104"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692274207" xlink:to="us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations_637181569723655104" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="us-gaap_UnrecognizedTaxBenefits_6371815697236551041"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeTaxDisclosureAbstract_635875886692274207" xlink:to="us-gaap_UnrecognizedTaxBenefits_6371815697236551041" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureConcentrationsNarrativeDetails" xlink:type="extended" xlink:title="41501 - Disclosure - Concentrations (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RisksAndUncertaintiesAbstract" xlink:label="us-gaap_RisksAndUncertaintiesAbstract_635875886692284207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConcentrationRiskTable" xlink:label="us-gaap_ConcentrationRiskTable_637181569723655104"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_RisksAndUncertaintiesAbstract_635875886692284207" xlink:to="us-gaap_ConcentrationRiskTable_637181569723655104" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConcentrationRiskByTypeAxis" xlink:label="us-gaap_ConcentrationRiskByTypeAxis_637181569723655104"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ConcentrationRiskTable_637181569723655104" xlink:to="us-gaap_ConcentrationRiskByTypeAxis_637181569723655104" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain" xlink:label="us-gaap_ConcentrationRiskTypeDomain_637181569723655104"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ConcentrationRiskByTypeAxis_637181569723655104" xlink:to="us-gaap_ConcentrationRiskTypeDomain_637181569723655104" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CustomerConcentrationRiskMember" xlink:label="us-gaap_CustomerConcentrationRiskMember_637181569723655104"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ConcentrationRiskTypeDomain_637181569723655104" xlink:to="us-gaap_CustomerConcentrationRiskMember_637181569723655104" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:label="us-gaap_ConcentrationRiskByBenchmarkAxis_637181569723655104"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ConcentrationRiskTable_637181569723655104" xlink:to="us-gaap_ConcentrationRiskByBenchmarkAxis_637181569723655104" order="2" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDomain" xlink:label="us-gaap_ConcentrationRiskBenchmarkDomain_637181569723655104"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ConcentrationRiskByBenchmarkAxis_637181569723655104" xlink:to="us-gaap_ConcentrationRiskBenchmarkDomain_637181569723655104" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SalesRevenueNetMember" xlink:label="us-gaap_SalesRevenueNetMember_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ConcentrationRiskBenchmarkDomain_637181569723655104" xlink:to="us-gaap_SalesRevenueNetMember_637181569723665151" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsReceivableMember" xlink:label="us-gaap_AccountsReceivableMember_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ConcentrationRiskBenchmarkDomain_637181569723655104" xlink:to="us-gaap_AccountsReceivableMember_637181569723665151" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConcentrationRiskLineItems" xlink:label="us-gaap_ConcentrationRiskLineItems_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ConcentrationRiskTable_637181569723655104" xlink:to="us-gaap_ConcentrationRiskLineItems_637181569723665151" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConcentrationRiskPercentage1" xlink:label="us-gaap_ConcentrationRiskPercentage1_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ConcentrationRiskLineItems_637181569723665151" xlink:to="us-gaap_ConcentrationRiskPercentage1_637181569723665151" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_ConcentrationRiskNumberOfMajorCustomers" xlink:label="atrc_ConcentrationRiskNumberOfMajorCustomers_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ConcentrationRiskLineItems_637181569723665151" xlink:to="atrc_ConcentrationRiskNumberOfMajorCustomers_637181569723665151" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashFDICInsuredAmount" xlink:label="us-gaap_CashFDICInsuredAmount_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ConcentrationRiskLineItems_637181569723665151" xlink:to="us-gaap_CashFDICInsuredAmount_637181569723665151" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureEmployeeBenefitPlansNarrativeDetails" xlink:type="extended" xlink:title="41601 - Disclosure - Employee Benefit Plans (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PostemploymentBenefitsAbstract" xlink:label="us-gaap_PostemploymentBenefitsAbstract_635875886692314207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent" xlink:label="us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PostemploymentBenefitsAbstract_635875886692314207" xlink:to="us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent_637181569723665151" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent" xlink:label="us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PostemploymentBenefitsAbstract_635875886692314207" xlink:to="us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_637181569723665151" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_DefinedContributionPlanEmployerMatchingContribution" xlink:label="atrc_DefinedContributionPlanEmployerMatchingContribution_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PostemploymentBenefitsAbstract_635875886692314207" xlink:to="atrc_DefinedContributionPlanEmployerMatchingContribution_637181569723665151" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount" xlink:label="us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PostemploymentBenefitsAbstract_635875886692314207" xlink:to="us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount_637181569723665151" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanContributionsByEmployer" xlink:label="us-gaap_DefinedBenefitPlanContributionsByEmployer_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PostemploymentBenefitsAbstract_635875886692314207" xlink:to="us-gaap_DefinedBenefitPlanContributionsByEmployer_637181569723665151" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureEquityCompensationPlansNarrativeDetails" xlink:type="extended" xlink:title="41701 - Disclosure - Equity Compensation Plans (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:to="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723665151" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_VestingAxis" xlink:label="us-gaap_VestingAxis_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723665151" xlink:to="us-gaap_VestingAxis_637181569723665151" order="1" use="optional" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_VestingDomain" xlink:label="us-gaap_VestingDomain_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VestingAxis_637181569723665151" xlink:to="us-gaap_VestingDomain_637181569723665151" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_FirstAnniversaryDateOfGrantMember" xlink:label="atrc_FirstAnniversaryDateOfGrantMember_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VestingDomain_637181569723665151" xlink:to="atrc_FirstAnniversaryDateOfGrantMember_637181569723665151" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_FirstSecondAndThirdAnniversariesMember" xlink:label="atrc_FirstSecondAndThirdAnniversariesMember_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VestingDomain_637181569723665151" xlink:to="atrc_FirstSecondAndThirdAnniversariesMember_637181569723665151" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_TrancheFourMember" xlink:label="atrc_TrancheFourMember_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VestingDomain_637181569723665151" xlink:to="atrc_TrancheFourMember_637181569723665151" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_TrancheFiveMember" xlink:label="atrc_TrancheFiveMember_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VestingDomain_637181569723665151" xlink:to="atrc_TrancheFiveMember_637181569723665151" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_TrancheSixMember" xlink:label="atrc_TrancheSixMember_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VestingDomain_637181569723665151" xlink:to="atrc_TrancheSixMember_637181569723665151" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_TrancheSevenMember" xlink:label="atrc_TrancheSevenMember_637181569723665151"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VestingDomain_637181569723665151" xlink:to="atrc_TrancheSevenMember_637181569723665151" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_TrancheEightMember" xlink:label="atrc_TrancheEightMember_637181569723675067"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VestingDomain_637181569723665151" xlink:to="atrc_TrancheEightMember_637181569723675067" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_TrancheNineMember" xlink:label="atrc_TrancheNineMember_637181569723675067"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VestingDomain_637181569723665151" xlink:to="atrc_TrancheNineMember_637181569723675067" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PlanNameAxis" xlink:label="us-gaap_PlanNameAxis_637181569723675067"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723665151" xlink:to="us-gaap_PlanNameAxis_637181569723675067" order="2" use="optional" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PlanNameDomain" xlink:label="us-gaap_PlanNameDomain_637181569723675067"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PlanNameAxis_637181569723675067" xlink:to="us-gaap_PlanNameDomain_637181569723675067" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_TwoThousandFourteenPlanMember" xlink:label="atrc_TwoThousandFourteenPlanMember_637181569723675067"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PlanNameDomain_637181569723675067" xlink:to="atrc_TwoThousandFourteenPlanMember_637181569723675067" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_TwoThousandEightEmployeeStockPurchasePlanMember" xlink:label="atrc_TwoThousandEightEmployeeStockPurchasePlanMember_637181569723675067"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PlanNameDomain_637181569723675067" xlink:to="atrc_TwoThousandEightEmployeeStockPurchasePlanMember_637181569723675067" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_TwoThousandEighteenPsasMember" xlink:label="atrc_TwoThousandEighteenPsasMember_637181569723675067"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_PlanNameDomain_637181569723675067" xlink:to="atrc_TwoThousandEighteenPsasMember_637181569723675067" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis" xlink:label="srt_RangeAxis_637181569723675067"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723665151" xlink:to="srt_RangeAxis_637181569723675067" order="3" use="optional" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember" xlink:label="srt_RangeMember_637181569723675067"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeAxis_637181569723675067" xlink:to="srt_RangeMember_637181569723675067" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MinimumMember" xlink:label="srt_MinimumMember_637181569723675067"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723675067" xlink:to="srt_MinimumMember_637181569723675067" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember" xlink:label="srt_MaximumMember_637181569723675067"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723675067" xlink:to="srt_MaximumMember_637181569723675067" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_TitleOfIndividualAxis" xlink:label="srt_TitleOfIndividualAxis_637181569723675067"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723665151" xlink:to="srt_TitleOfIndividualAxis_637181569723675067" order="4" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain" xlink:label="srt_TitleOfIndividualWithRelationshipToEntityDomain_637181569723675067"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_TitleOfIndividualAxis_637181569723675067" xlink:to="srt_TitleOfIndividualWithRelationshipToEntityDomain_637181569723675067" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_PresidentAndCeoMember" xlink:label="atrc_PresidentAndCeoMember_637181569723675067"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_TitleOfIndividualWithRelationshipToEntityDomain_637181569723675067" xlink:to="atrc_PresidentAndCeoMember_637181569723675067" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="us-gaap_AwardTypeAxis_637181569723675067"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723665151" xlink:to="us-gaap_AwardTypeAxis_637181569723675067" order="5" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723675067"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AwardTypeAxis_637181569723675067" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723675067" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="us-gaap_EmployeeStockOptionMember_637181569723675067"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723675067" xlink:to="us-gaap_EmployeeStockOptionMember_637181569723675067" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestrictedStockMember" xlink:label="us-gaap_RestrictedStockMember_637181569723675067"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723675067" xlink:to="us-gaap_RestrictedStockMember_637181569723675067" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PerformanceSharesMember" xlink:label="us-gaap_PerformanceSharesMember_637181569723685022"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723675067" xlink:to="us-gaap_PerformanceSharesMember_637181569723685022" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_StockOptionsAndRestrictedStockMember" xlink:label="atrc_StockOptionsAndRestrictedStockMember_637181569723685022"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723675067" xlink:to="atrc_StockOptionsAndRestrictedStockMember_637181569723685022" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_StockOptionsRsaSAndRsuSMember" xlink:label="atrc_StockOptionsRsaSAndRsuSMember_637181569723685022"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723675067" xlink:to="atrc_StockOptionsRsaSAndRsuSMember_637181569723685022" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_PerformanceStockAwardsMember" xlink:label="atrc_PerformanceStockAwardsMember_637181569723685022"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723675067" xlink:to="atrc_PerformanceStockAwardsMember_637181569723685022" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723665151" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" order="6" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_637181569723685022"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_637181569723685022" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_637181569723685022"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_637181569723685022" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_ExercisablePeriodBeginning" xlink:label="atrc_ExercisablePeriodBeginning_637181569723685022"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="atrc_ExercisablePeriodBeginning_637181569723685022" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredCompensationArrangementWithIndividualCommonStockReservedForFutureIssuance" xlink:label="us-gaap_DeferredCompensationArrangementWithIndividualCommonStockReservedForFutureIssuance_637181569723685022"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_DeferredCompensationArrangementWithIndividualCommonStockReservedForFutureIssuance_637181569723685022" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_637181569723685022"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_637181569723685022" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="6"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_VestingRightOfSharesOfCommonStock" xlink:label="atrc_VestingRightOfSharesOfCommonStock_637181569723685022"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="atrc_VestingRightOfSharesOfCommonStock_637181569723685022" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_PerformanceStockAwardThresholdTargetAndMaximumPayoutOpportunityPercentage" xlink:label="atrc_PerformanceStockAwardThresholdTargetAndMaximumPayoutOpportunityPercentage_637181569723685022"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="atrc_PerformanceStockAwardThresholdTargetAndMaximumPayoutOpportunityPercentage_637181569723685022" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_637181569723695000"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_637181569723695000" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions_637181569723695000"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions_637181569723695000" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_637181569723695000"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_637181569723695000" order="10" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_637181569723695000"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_637181569723695000" order="11" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_637181569723695000"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_637181569723695000" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions_637181569723695000"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions_637181569723695000" order="13" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_637181569723695000"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_637181569723695000" order="14" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingIncrementalShares" xlink:label="atrc_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingIncrementalShares_637181569723695000"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="atrc_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingIncrementalShares_637181569723695000" order="15" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_ConsecutivePeriodToBeConsideredForVolumeAdjustedWeightedAverageClosingPriceUnderVestingCondition" xlink:label="atrc_ConsecutivePeriodToBeConsideredForVolumeAdjustedWeightedAverageClosingPriceUnderVestingCondition_637181569723695000"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="atrc_ConsecutivePeriodToBeConsideredForVolumeAdjustedWeightedAverageClosingPriceUnderVestingCondition_637181569723695000" order="16" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodPriceTarget" xlink:label="atrc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodPriceTarget_637181569723695000"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="atrc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodPriceTarget_637181569723695000" order="17" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_637181569723704979"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_637181569723704979" order="18" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate_637181569723704979"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate_637181569723704979" order="19" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumValuePerEmployee" xlink:label="atrc_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumValuePerEmployee_637181569723704979"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="atrc_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumValuePerEmployee_637181569723704979" order="20" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationDescriptionAndTerms" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationDescriptionAndTerms_637181569723704979"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationDescriptionAndTerms_637181569723704979" order="21" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfSharesPerEmployee" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfSharesPerEmployee_637181569723704979"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfSharesPerEmployee_637181569723704979" order="22" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_EmployeeStockPurchasePlanOfferPeriod" xlink:label="atrc_EmployeeStockPurchasePlanOfferPeriod_637181569723704979"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="atrc_EmployeeStockPurchasePlanOfferPeriod_637181569723704979" order="23" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockCapitalSharesReservedForFutureIssuance" xlink:label="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_637181569723704979"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_637181569723704979" order="24" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_637181569723704979"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_637181569723704979" order="25" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_637181569723704979"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_637181569723704979" order="26" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_637181569723714940"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_637181569723714940" order="27" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="5"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_637181569723714940"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723685022" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_637181569723714940" order="28" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureEquityCompensationPlansActivityUnderStockBasedCompensationPlansDetails" xlink:type="extended" xlink:title="41702 - Disclosure - Equity Compensation Plans (Activity Under Stock Based Compensation Plans) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_635908892687144266"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723714940"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_635908892687144266" xlink:to="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723714940" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="us-gaap_AwardTypeAxis_637181569723714940"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723714940" xlink:to="us-gaap_AwardTypeAxis_637181569723714940" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723714940"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AwardTypeAxis_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723714940" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="us-gaap_EmployeeStockOptionMember_637181569723714940"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723714940" xlink:to="us-gaap_EmployeeStockOptionMember_637181569723714940" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestrictedStockMember" xlink:label="us-gaap_RestrictedStockMember_637181569723714940"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723714940" xlink:to="us-gaap_RestrictedStockMember_637181569723714940" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="5"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_PerformanceStockAwardsMember" xlink:label="atrc_PerformanceStockAwardsMember_637181569723714940"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723714940" xlink:to="atrc_PerformanceStockAwardsMember_637181569723714940" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PerformanceSharesMember" xlink:label="us-gaap_PerformanceSharesMember_637181569723714940"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723714940" xlink:to="us-gaap_PerformanceSharesMember_637181569723714940" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_637181569723714940"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_637181569723714940" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_637181569723714940"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_637181569723714940" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_637181569723724924"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_637181569723724924" order="3" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_637181569723724924"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_637181569723724924" order="4" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_637181569723724924"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_637181569723724924" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_637181569723724924"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_637181569723724924" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_637181569723724924"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_637181569723724924" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_637181569723724924"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_637181569723724924" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_637181569723724924"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_637181569723724924" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedInPeriod" xlink:label="atrc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedInPeriod_637181569723724924"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="atrc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedInPeriod_637181569723724924" order="10" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_637181569723724924"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_637181569723724924" order="11" use="optional" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_6371815697237249241"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_6371815697237249241" order="12" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_637181569723724924"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_637181569723724924" order="13" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_637181569723724924"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_637181569723724924" order="14" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_637181569723724924"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_637181569723724924" order="15" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_637181569723724924"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_637181569723724924" order="16" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_6371815697237249241"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_6371815697237249241" order="17" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_637181569723724924"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_637181569723724924" order="18" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_637181569723724924"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_637181569723724924" order="19" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_637181569723724924"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_637181569723724924" order="20" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_637181569723734896"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_637181569723734896" order="21" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedWeightedAverageGrantDateFairValue" xlink:label="atrc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedWeightedAverageGrantDateFairValue_637181569723734896"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="atrc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedWeightedAverageGrantDateFairValue_637181569723734896" order="22" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_637181569723734896"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_637181569723734896" order="23" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_637181569723734896"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_637181569723734896" order="24" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_637181569723734896"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_637181569723734896" order="25" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1_637181569723734896"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1_637181569723734896" order="26" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_637181569723734896"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_637181569723734896" order="27" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_637181569723734896"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_637181569723734896" order="28" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_637181569723734896"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_637181569723734896" order="29" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_637181569723734896"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723714940" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_637181569723734896" order="30" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureEquityCompensationPlansShareBasedCompensationExpenseRelatedToEmployeeShareBasedCompensationDetails" xlink:type="extended" xlink:title="41703 - Disclosure - Equity Compensation Plans (Share-Based Compensation Expense Related to Employee Share-Based Compensation) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xlink:label="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_637181569723744858"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:to="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_637181569723744858" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="us-gaap_AwardTypeAxis_637181569723744858"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_637181569723744858" xlink:to="us-gaap_AwardTypeAxis_637181569723744858" order="1" use="optional" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723744858"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AwardTypeAxis_637181569723744858" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723744858" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_RestrictedStockAwardsTimeBasedStockOptionsMember" xlink:label="atrc_RestrictedStockAwardsTimeBasedStockOptionsMember_637181569723744858"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723744858" xlink:to="atrc_RestrictedStockAwardsTimeBasedStockOptionsMember_637181569723744858" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_PerformanceStockAwardsMember" xlink:label="atrc_PerformanceStockAwardsMember_637181569723744858"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723744858" xlink:to="atrc_PerformanceStockAwardsMember_637181569723744858" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PerformanceSharesMember" xlink:label="us-gaap_PerformanceSharesMember_637181569723744858"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723744858" xlink:to="us-gaap_PerformanceSharesMember_637181569723744858" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_EsppMember" xlink:label="atrc_EsppMember_637181569723744858"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723744858" xlink:to="atrc_EsppMember_637181569723744858" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="us-gaap_IncomeStatementLocationAxis_637181569723744858"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_637181569723744858" xlink:to="us-gaap_IncomeStatementLocationAxis_637181569723744858" order="2" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="us-gaap_IncomeStatementLocationDomain_637181569723744858"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementLocationAxis_637181569723744858" xlink:to="us-gaap_IncomeStatementLocationDomain_637181569723744858" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostOfSalesMember" xlink:label="us-gaap_CostOfSalesMember_637181569723744858"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementLocationDomain_637181569723744858" xlink:to="us-gaap_CostOfSalesMember_637181569723744858" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ResearchAndDevelopmentExpenseMember" xlink:label="us-gaap_ResearchAndDevelopmentExpenseMember_637181569723744858"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementLocationDomain_637181569723744858" xlink:to="us-gaap_ResearchAndDevelopmentExpenseMember_637181569723744858" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpensesMember" xlink:label="us-gaap_SellingGeneralAndAdministrativeExpensesMember_637181569723744858"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_IncomeStatementLocationDomain_637181569723744858" xlink:to="us-gaap_SellingGeneralAndAdministrativeExpensesMember_637181569723744858" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_637181569723744858"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_637181569723744858" xlink:to="us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_637181569723744858" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_637181569723744858"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_637181569723744858" xlink:to="us-gaap_AllocatedShareBasedCompensationExpense_637181569723744858" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="2"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureEquityCompensationPlansAssumptionsUsedForDeterminingFairValueOfOptionsDetails" xlink:type="extended" xlink:title="41704 - Disclosure - Equity Compensation Plans (Assumptions Used for Determining Fair Value of Options) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_635908892687454235"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723744858"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_635908892687454235" xlink:to="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723744858" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="us-gaap_AwardTypeAxis_637181569723744858"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723744858" xlink:to="us-gaap_AwardTypeAxis_637181569723744858" order="1" use="optional" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723744858"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AwardTypeAxis_637181569723744858" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723744858" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="us-gaap_EmployeeStockOptionMember_637181569723744858"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723744858" xlink:to="us-gaap_EmployeeStockOptionMember_637181569723744858" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis" xlink:label="srt_RangeAxis_637181569723754756"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723744858" xlink:to="srt_RangeAxis_637181569723754756" order="2" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember" xlink:label="srt_RangeMember_637181569723754756"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeAxis_637181569723754756" xlink:to="srt_RangeMember_637181569723754756" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MinimumMember" xlink:label="srt_MinimumMember_637181569723754756"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723754756" xlink:to="srt_MinimumMember_637181569723754756" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember" xlink:label="srt_MaximumMember_637181569723754756"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_RangeMember_637181569723754756" xlink:to="srt_MaximumMember_637181569723754756" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723754756"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723744858" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723754756" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_637181569723754756"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723754756" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_637181569723754756" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_637181569723754756"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723754756" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_637181569723754756" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_637181569723754756"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723754756" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_637181569723754756" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate_637181569723754756"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723754756" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate_637181569723754756" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_637181569723754756"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723754756" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_637181569723754756" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureEquityCompensationPlansWeightedAverageEstimatedGrantDateFairValuePerShareOfStockOptionsRestrictedStockGrantedAndPerformanceAwardsDetails" xlink:type="extended" xlink:title="41705 - Disclosure - Equity Compensation Plans (Weighted Average Estimated Grant Date Fair Value Per Share of Stock Options, Restricted Stock Granted, And Performance Awards) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_635908892687494231"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723754756"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_635908892687494231" xlink:to="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723754756" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="us-gaap_AwardTypeAxis_637181569723754756"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723754756" xlink:to="us-gaap_AwardTypeAxis_637181569723754756" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723754756"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AwardTypeAxis_637181569723754756" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723754756" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="us-gaap_EmployeeStockOptionMember_637181569723754756"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723754756" xlink:to="us-gaap_EmployeeStockOptionMember_637181569723754756" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestrictedStockMember" xlink:label="us-gaap_RestrictedStockMember_637181569723754756"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723754756" xlink:to="us-gaap_RestrictedStockMember_637181569723754756" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_PerformanceStockAwardsMember" xlink:label="atrc_PerformanceStockAwardsMember_637181569723754756"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723754756" xlink:to="atrc_PerformanceStockAwardsMember_637181569723754756" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723754756"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_637181569723754756" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723754756" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_637181569723754756"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723754756" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_637181569723754756" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_637181569723754756"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_637181569723754756" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_637181569723754756" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="2"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureEquityCompensationPlansEstimatedGrantDateFairValuePerShareOfPerformanceOptionsGrantedDetails" xlink:type="extended" xlink:title="41707 - Disclosure - Equity Compensation Plans (Estimated Grant Date Fair Value Per Share of Performance Options Granted) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_635908892687574223"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" xlink:label="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable_637181569723764820"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_635908892687574223" xlink:to="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable_637181569723764820" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="us-gaap_AwardTypeAxis_637181569723764820"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable_637181569723764820" xlink:to="us-gaap_AwardTypeAxis_637181569723764820" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723764820"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_AwardTypeAxis_637181569723764820" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723764820" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PerformanceSharesMember" xlink:label="us-gaap_PerformanceSharesMember_637181569723764820"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_637181569723764820" xlink:to="us-gaap_PerformanceSharesMember_637181569723764820" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_VestingAxis" xlink:label="us-gaap_VestingAxis_637181569723764820"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable_637181569723764820" xlink:to="us-gaap_VestingAxis_637181569723764820" order="2" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_VestingDomain" xlink:label="us-gaap_VestingDomain_637181569723764820"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VestingAxis_637181569723764820" xlink:to="us-gaap_VestingDomain_637181569723764820" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationAwardTrancheOneMember" xlink:label="us-gaap_ShareBasedCompensationAwardTrancheOneMember_637181569723764820"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VestingDomain_637181569723764820" xlink:to="us-gaap_ShareBasedCompensationAwardTrancheOneMember_637181569723764820" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationAwardTrancheTwoMember" xlink:label="us-gaap_ShareBasedCompensationAwardTrancheTwoMember_637181569723764820"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VestingDomain_637181569723764820" xlink:to="us-gaap_ShareBasedCompensationAwardTrancheTwoMember_637181569723764820" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationAwardTrancheThreeMember" xlink:label="us-gaap_ShareBasedCompensationAwardTrancheThreeMember_637181569723764820"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VestingDomain_637181569723764820" xlink:to="us-gaap_ShareBasedCompensationAwardTrancheThreeMember_637181569723764820" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_TrancheFourMember" xlink:label="atrc_TrancheFourMember_637181569723764820"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VestingDomain_637181569723764820" xlink:to="atrc_TrancheFourMember_637181569723764820" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_TrancheFiveMember" xlink:label="atrc_TrancheFiveMember_637181569723764820"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VestingDomain_637181569723764820" xlink:to="atrc_TrancheFiveMember_637181569723764820" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_TrancheSixMember" xlink:label="atrc_TrancheSixMember_637181569723764820"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VestingDomain_637181569723764820" xlink:to="atrc_TrancheSixMember_637181569723764820" order="6" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_TrancheSevenMember" xlink:label="atrc_TrancheSevenMember_637181569723764820"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VestingDomain_637181569723764820" xlink:to="atrc_TrancheSevenMember_637181569723764820" order="7" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_TrancheEightMember" xlink:label="atrc_TrancheEightMember_637181569723764820"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VestingDomain_637181569723764820" xlink:to="atrc_TrancheEightMember_637181569723764820" order="8" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_TrancheNineMember" xlink:label="atrc_TrancheNineMember_637181569723764820"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_VestingDomain_637181569723764820" xlink:to="atrc_TrancheNineMember_637181569723764820" order="9" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_637181569723764820"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable_637181569723764820" xlink:to="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_637181569723764820" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodPriceTarget" xlink:label="atrc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodPriceTarget_637181569723764820"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_637181569723764820" xlink:to="atrc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodPriceTarget_637181569723764820" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_637181569723764820"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_637181569723764820" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_637181569723764820" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureSegmentAndGeographicInformationNarrativeDetails" xlink:type="extended" xlink:title="41801 - Disclosure - Segment and Geographic Information (Narrative) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SegmentReportingAbstract" xlink:label="us-gaap_SegmentReportingAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementTable" xlink:label="us-gaap_StatementTable_637181569723764820"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentReportingAbstract" xlink:to="us-gaap_StatementTable_637181569723764820" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_StatementGeographicalAxis" xlink:label="srt_StatementGeographicalAxis_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementTable_637181569723764820" xlink:to="srt_StatementGeographicalAxis_637181569723774792" order="1" use="optional" priority="3"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_SegmentGeographicalDomain" xlink:label="srt_SegmentGeographicalDomain_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_StatementGeographicalAxis_637181569723774792" xlink:to="srt_SegmentGeographicalDomain_637181569723774792" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_EuropeMember" xlink:label="srt_EuropeMember_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_SegmentGeographicalDomain_637181569723774792" xlink:to="srt_EuropeMember_637181569723774792" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementTable_637181569723764820" xlink:to="us-gaap_StatementLineItems_637181569723774792" order="2" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NoncurrentAssets" xlink:label="us-gaap_NoncurrentAssets_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_StatementLineItems_637181569723774792" xlink:to="us-gaap_NoncurrentAssets_637181569723774792" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureSegmentAndGeographicInformationRevenueByGeographicAreaDetails" xlink:type="extended" xlink:title="41802 - Disclosure - Segment and Geographic Information (Revenue by Geographic Area) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SegmentReportingAbstract" xlink:label="us-gaap_SegmentReportingAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable" xlink:label="us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentReportingAbstract" xlink:to="us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_637181569723774792" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_StatementGeographicalAxis" xlink:label="srt_StatementGeographicalAxis_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_637181569723774792" xlink:to="srt_StatementGeographicalAxis_637181569723774792" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_SegmentGeographicalDomain" xlink:label="srt_SegmentGeographicalDomain_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_StatementGeographicalAxis_637181569723774792" xlink:to="srt_SegmentGeographicalDomain_637181569723774792" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2017/country-2017-01-31.xsd#country_US" xlink:label="country_US_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_SegmentGeographicalDomain_637181569723774792" xlink:to="country_US_637181569723774792" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_EuropeMember" xlink:label="srt_EuropeMember_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_SegmentGeographicalDomain_637181569723774792" xlink:to="srt_EuropeMember_637181569723774792" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_AsiaMember" xlink:label="srt_AsiaMember_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_SegmentGeographicalDomain_637181569723774792" xlink:to="srt_AsiaMember_637181569723774792" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_OtherInternationalMember" xlink:label="atrc_OtherInternationalMember_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_SegmentGeographicalDomain_637181569723774792" xlink:to="atrc_OtherInternationalMember_637181569723774792" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NonUsMember" xlink:label="us-gaap_NonUsMember_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_SegmentGeographicalDomain_637181569723774792" xlink:to="us-gaap_NonUsMember_637181569723774792" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems" xlink:label="us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_637181569723774792" xlink:to="us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_637181569723774792" order="2" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_637181569723774792" xlink:to="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_637181569723774792" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_6371815697237747921"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_637181569723774792" xlink:to="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_6371815697237747921" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="4"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureSegmentAndGeographicInformationRevenueByProductTypeDetails" xlink:type="extended" xlink:title="41803 - Disclosure - Segment and Geographic Information (Revenue by Product Type) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SegmentReportingAbstract" xlink:label="us-gaap_SegmentReportingAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTable" xlink:label="us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTable_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_SegmentReportingAbstract" xlink:to="us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTable_637181569723774792" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_StatementGeographicalAxis" xlink:label="srt_StatementGeographicalAxis_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTable_637181569723774792" xlink:to="srt_StatementGeographicalAxis_637181569723774792" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_SegmentGeographicalDomain" xlink:label="srt_SegmentGeographicalDomain_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_StatementGeographicalAxis_637181569723774792" xlink:to="srt_SegmentGeographicalDomain_637181569723774792" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2017/country-2017-01-31.xsd#country_US" xlink:label="country_US_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_SegmentGeographicalDomain_637181569723774792" xlink:to="country_US_637181569723774792" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NonUsMember" xlink:label="us-gaap_NonUsMember_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_SegmentGeographicalDomain_637181569723774792" xlink:to="us-gaap_NonUsMember_637181569723774792" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ProductOrServiceAxis" xlink:label="srt_ProductOrServiceAxis_637181569723774792"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTable_637181569723774792" xlink:to="srt_ProductOrServiceAxis_637181569723774792" order="2" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ProductsAndServicesDomain" xlink:label="srt_ProductsAndServicesDomain_637181569723784822"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ProductOrServiceAxis_637181569723774792" xlink:to="srt_ProductsAndServicesDomain_637181569723784822" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_OpenheartMember" xlink:label="atrc_OpenheartMember_637181569723784822"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ProductsAndServicesDomain_637181569723784822" xlink:to="atrc_OpenheartMember_637181569723784822" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_MinimallyInvasiveMember" xlink:label="atrc_MinimallyInvasiveMember_637181569723784822"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ProductsAndServicesDomain_637181569723784822" xlink:to="atrc_MinimallyInvasiveMember_637181569723784822" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_AppendageManagementMember" xlink:label="atrc_AppendageManagementMember_637181569723784822"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ProductsAndServicesDomain_637181569723784822" xlink:to="atrc_AppendageManagementMember_637181569723784822" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_AblationAndAppendageManagementMember" xlink:label="atrc_AblationAndAppendageManagementMember_637181569723784822"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ProductsAndServicesDomain_637181569723784822" xlink:to="atrc_AblationAndAppendageManagementMember_637181569723784822" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"> </presentationArc>
<loc xlink:type="locator" xlink:href="atrc-20191231.xsd#atrc_ValveMember" xlink:label="atrc_ValveMember_637181569723784822"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ProductsAndServicesDomain_637181569723784822" xlink:to="atrc_ValveMember_637181569723784822" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EntityWideInformationRevenueFromExternalCustomerLineItems" xlink:label="us-gaap_EntityWideInformationRevenueFromExternalCustomerLineItems_637181569723784822"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTable_637181569723774792" xlink:to="us-gaap_EntityWideInformationRevenueFromExternalCustomerLineItems_637181569723784822" order="3" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_637181569723784822"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_EntityWideInformationRevenueFromExternalCustomerLineItems_637181569723784822" xlink:to="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_637181569723784822" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="5"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureSelectedQuarterlyFinancialDataScheduleOfQuarterlyFinancialInformationDetails" xlink:type="extended" xlink:title="41901 - Disclosure - Selected Quarterly Financial Data (Schedule Of Quarterly Financial Information) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_QuarterlyFinancialInformationDisclosureAbstract" xlink:label="us-gaap_QuarterlyFinancialInformationDisclosureAbstract_635875886692334207"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLossAbstract" xlink:label="us-gaap_OperatingIncomeLossAbstract_637181569723784822"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_QuarterlyFinancialInformationDisclosureAbstract_635875886692334207" xlink:to="us-gaap_OperatingIncomeLossAbstract_637181569723784822" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_637181569723784822"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OperatingIncomeLossAbstract_637181569723784822" xlink:to="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_637181569723784822" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GrossProfit" xlink:label="us-gaap_GrossProfit_637181569723784822"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OperatingIncomeLossAbstract_637181569723784822" xlink:to="us-gaap_GrossProfit_637181569723784822" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="us-gaap_OperatingIncomeLoss_637181569723784822"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OperatingIncomeLossAbstract_637181569723784822" xlink:to="us-gaap_OperatingIncomeLoss_637181569723784822" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="6"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="us-gaap_NetIncomeLoss_637181569723784822"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OperatingIncomeLossAbstract_637181569723784822" xlink:to="us-gaap_NetIncomeLoss_637181569723784822" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsPerBasicAndDilutedShare" xlink:label="us-gaap_IncomeLossFromContinuingOperationsPerBasicAndDilutedShare_637181569723784822"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_OperatingIncomeLossAbstract_637181569723784822" xlink:to="us-gaap_IncomeLossFromContinuingOperationsPerBasicAndDilutedShare_637181569723784822" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2"> </presentationArc>
</presentationLink>
<presentationLink xlink:role="http://www.atricure.com/role/DisclosureScheduleIiScheduleOfValuationAndQualifyingAccountsDetails" xlink:type="extended" xlink:title="42001 - Disclosure - Schedule II (Schedule Of Valuation And Qualifying Accounts) (Details)">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ValuationAndQualifyingAccountsAbstract" xlink:label="srt_ValuationAndQualifyingAccountsAbstract"> </loc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ValuationAndQualifyingAccountsDisclosureTable" xlink:label="srt_ValuationAndQualifyingAccountsDisclosureTable_637181569723784822"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ValuationAndQualifyingAccountsAbstract" xlink:to="srt_ValuationAndQualifyingAccountsDisclosureTable_637181569723784822" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ValuationAllowancesAndReservesTypeAxis" xlink:label="us-gaap_ValuationAllowancesAndReservesTypeAxis_637181569723784822"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ValuationAndQualifyingAccountsDisclosureTable_637181569723784822" xlink:to="us-gaap_ValuationAllowancesAndReservesTypeAxis_637181569723784822" order="1" use="optional" priority="2"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ValuationAllowancesAndReservesDomain" xlink:label="us-gaap_ValuationAllowancesAndReservesDomain_637181569723794755"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ValuationAllowancesAndReservesTypeAxis_637181569723784822" xlink:to="us-gaap_ValuationAllowancesAndReservesDomain_637181569723794755" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SalesReturnsAndAllowancesMember" xlink:label="us-gaap_SalesReturnsAndAllowancesMember_637181569723794755"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ValuationAllowancesAndReservesDomain_637181569723794755" xlink:to="us-gaap_SalesReturnsAndAllowancesMember_637181569723794755" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryValuationReserveMember" xlink:label="us-gaap_InventoryValuationReserveMember_637181569723794755"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ValuationAllowancesAndReservesDomain_637181569723794755" xlink:to="us-gaap_InventoryValuationReserveMember_637181569723794755" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember" xlink:label="us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember_637181569723794755"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="us-gaap_ValuationAllowancesAndReservesDomain_637181569723794755" xlink:to="us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember_637181569723794755" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ValuationAndQualifyingAccountsDisclosureLineItems" xlink:label="srt_ValuationAndQualifyingAccountsDisclosureLineItems_637181569723794755"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ValuationAndQualifyingAccountsDisclosureTable_637181569723784822" xlink:to="srt_ValuationAndQualifyingAccountsDisclosureLineItems_637181569723794755" order="2" use="optional"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ValuationAllowancesAndReservesBalance" xlink:label="us-gaap_ValuationAllowancesAndReservesBalance_637181569723794755"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ValuationAndQualifyingAccountsDisclosureLineItems_637181569723794755" xlink:to="us-gaap_ValuationAllowancesAndReservesBalance_637181569723794755" order="1" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" priority="5"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense" xlink:label="us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense_637181569723794755"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ValuationAndQualifyingAccountsDisclosureLineItems_637181569723794755" xlink:to="us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense_637181569723794755" order="2" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ValuationAllowancesAndReservesChargedToOtherAccounts" xlink:label="us-gaap_ValuationAllowancesAndReservesChargedToOtherAccounts_637181569723794755"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ValuationAndQualifyingAccountsDisclosureLineItems_637181569723794755" xlink:to="us-gaap_ValuationAllowancesAndReservesChargedToOtherAccounts_637181569723794755" order="3" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ValuationAllowancesAndReservesDeductions" xlink:label="us-gaap_ValuationAllowancesAndReservesDeductions_637181569723794755"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ValuationAndQualifyingAccountsDisclosureLineItems_637181569723794755" xlink:to="us-gaap_ValuationAllowancesAndReservesDeductions_637181569723794755" order="4" use="optional" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="4"> </presentationArc>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ValuationAllowancesAndReservesBalance" xlink:label="us-gaap_ValuationAllowancesAndReservesBalance_6371815697237947551"> </loc>
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="srt_ValuationAndQualifyingAccountsDisclosureLineItems_637181569723794755" xlink:to="us-gaap_ValuationAllowancesAndReservesBalance_6371815697237947551" order="5" use="optional" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="5"> </presentationArc>
</presentationLink>
</linkbase>

8 Subsequent Filings that Reference this Filing

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 2/16/24  AtriCure, Inc.                    10-K       12/31/23  102:10M
 7/26/23  AtriCure, Inc.                    S-8         7/26/23    4:92K                                    Donnelley … Solutions/FA
 7/26/23  AtriCure, Inc.                    S-8         7/26/23    4:95K                                    Donnelley … Solutions/FA
 2/22/23  AtriCure, Inc.                    10-K       12/31/22   99:19M
 8/03/22  AtriCure, Inc.                    S-8         8/03/22    4:95K                                    Donnelley … Solutions/FA
 2/17/22  AtriCure, Inc.                    10-K       12/31/21  101:19M
 2/17/22  AtriCure, Inc.                    S-3ASR      2/17/22    6:847K                                   Donnelley … Solutions/FA
 2/26/21  AtriCure, Inc.                    10-K       12/31/20  111:23M
↑Top
Filing Submission 0001323885-20-000009   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)
Copyright © 2024 Fran Finnegan & Company LLC – All Rights Reserved.
About — Privacy — Redactions — Help — Mon., May 6, 8:04:55.2am ET