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| <?xml version="1.0" encoding="windows-1252"?> |
| <!-- XBRL document created with Toppan Merrill Bridge 10.1.0.3 --> |
| <!-- Based on XBRL 2.1 --> |
| <!-- Created on: 9/30/2022 1:57:37 PM --> |
| <!-- Modified on: 9/30/2022 1:57:37 PM --> |
| <xsd:schema targetNamespace="http://www.heliusmedical.com/20220926" attributeFormDefault="unqualified" elementFormDefault="qualified" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:deprecated="http://www.xbrl.org/2009/role/deprecated" xmlns:us-roles="http://fasb.org/us-roles/2022" xmlns:currency="http://xbrl.sec.gov/currency/2022" xmlns:ref="http://www.xbrl.org/2006/ref" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xl="http://www.xbrl.org/2003/XLink" xmlns:us-types="http://fasb.org/us-types/2022" xmlns:srt-roles="http://fasb.org/srt-roles/2022" xmlns:utr="http://www.xbrl.org/2009/utr" xmlns:us-gaap="http://fasb.org/us-gaap/2022" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:sic="http://xbrl.sec.gov/sic/2022" xmlns:stpr="http://xbrl.sec.gov/stpr/2022" xmlns:srt-types="http://fasb.org/srt-types/2022" xmlns:enum2="http://xbrl.org/2020/extensible-enumerations-2.0" xmlns:country="http://xbrl.sec.gov/country/2022" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:naics="http://xbrl.sec.gov/naics/2022" xmlns:dei="http://xbrl.sec.gov/dei/2022" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2020-01-21" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:exch="http://xbrl.sec.gov/exch/2022" xmlns:attributeFormDefault="unqualified" xmlns:srt="http://fasb.org/srt/2022" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:hsdt="http://www.heliusmedical.com/20220926" xmlns:dtr="http://www.xbrl.org/2009/dtr" xmlns:cef="http://xbrl.sec.gov/cef/2022" xmlns:xbrldi="http://xbrl.org/2006/xbrldi"> |
| <xsd:annotation> |
| | <xsd:appinfo> |
| | | <link:roleType roleURI="http://www.heliusmedical.com/role/DocumentDocumentAndEntityInformation" id="DocumentDocumentAndEntityInformation"> |
| <link:definition> 00090 - Document - Document and Entity Information </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:linkbaseRef xlink:type="simple" xlink:href="tmb-20220926_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase"/> |
| | | <link:linkbaseRef xlink:type="simple" xlink:href="tmb-20220926_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase"/> |
| | | </xsd:appinfo> |
| | </xsd:annotation> |
| <xsd:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/> |
| <xsd:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd"/> |
| <xsd:import namespace="http://xbrl.sec.gov/dei/2022" schemaLocation="https://xbrl.sec.gov/dei/2022/dei-2022.xsd"/> |
| </xsd:schema> |
