<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:9e2786b2-5c41-490c-a726-053bc4a7f53c,g:89b352b6-c43c-4d87-bb5d-dfebae0b19d7-->
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:vcel="http://vcel.com/20251231" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2024-01-31" attributeFormDefault="unqualified" elementFormDefault="qualified" targetNamespace="http://vcel.com/20251231">
  <xs:import namespace="http://fasb.org/srt/2025" schemaLocation="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd"/>
  <xs:import namespace="http://fasb.org/us-gaap/2025" schemaLocation="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd"/>
  <xs:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/>
  <xs:import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd"/>
  <xs:import namespace="http://www.xbrl.org/dtr/type/2024-01-31" schemaLocation="https://www.xbrl.org/dtr/type/2024-01-31/types.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/cyd-af-sub/2025" schemaLocation="https://xbrl.sec.gov/cyd/2025/cyd-af-sub-2025.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/dei/2025" schemaLocation="https://xbrl.sec.gov/dei/2025/dei-2025.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/ecd/2025" schemaLocation="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/stpr/2025" schemaLocation="https://xbrl.sec.gov/stpr/2025/stpr-2025.xsd"/>
  <xs:annotation>
    <xs:appinfo>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="vcel-20251231_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="vcel-20251231_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="vcel-20251231_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="vcel-20251231_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:type="simple"/>
      <link:roleType id="Cover" roleURI="http://vcel.com/role/Cover">
        <link:definition>0000001 - Document - Cover</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AuditInformation" roleURI="http://vcel.com/role/AuditInformation">
        <link:definition>0000002 - Document - Audit Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CONSOLIDATEDBALANCESHEETS" roleURI="http://vcel.com/role/CONSOLIDATEDBALANCESHEETS">
        <link:definition>9952151 - Statement - CONSOLIDATED BALANCE SHEETS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CONSOLIDATEDBALANCESHEETSParenthetical" roleURI="http://vcel.com/role/CONSOLIDATEDBALANCESHEETSParenthetical">
        <link:definition>9952152 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CONSOLIDATEDSTATEMENTSOFOPERATIONS" roleURI="http://vcel.com/role/CONSOLIDATEDSTATEMENTSOFOPERATIONS">
        <link:definition>9952153 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS" roleURI="http://vcel.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS">
        <link:definition>9952154 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CONSOLIDATEDSTATEMENTSOFSHAREHOLDERSEQUITY" roleURI="http://vcel.com/role/CONSOLIDATEDSTATEMENTSOFSHAREHOLDERSEQUITY">
        <link:definition>9952155 - Statement - CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CONSOLIDATEDSTATEMENTSOFCASHFLOWS" roleURI="http://vcel.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS">
        <link:definition>9952156 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Organization" roleURI="http://vcel.com/role/Organization">
        <link:definition>9952157 - Disclosure - Organization</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SummaryofSignificantAccountingPolicies" roleURI="http://vcel.com/role/SummaryofSignificantAccountingPolicies">
        <link:definition>9952158 - Disclosure - Summary of Significant Accounting Policies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Revenue" roleURI="http://vcel.com/role/Revenue">
        <link:definition>9952159 - Disclosure - Revenue</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SelectedBalanceSheetComponents" roleURI="http://vcel.com/role/SelectedBalanceSheetComponents">
        <link:definition>9952160 - Disclosure - Selected Balance Sheet Components</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Leases" roleURI="http://vcel.com/role/Leases">
        <link:definition>9952161 - Disclosure - Leases</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Investments" roleURI="http://vcel.com/role/Investments">
        <link:definition>9952162 - Disclosure - Investments</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensation" roleURI="http://vcel.com/role/StockBasedCompensation">
        <link:definition>9952163 - Disclosure - Stock-Based Compensation</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RevolvingCreditAgreement" roleURI="http://vcel.com/role/RevolvingCreditAgreement">
        <link:definition>9952164 - Disclosure - Revolving Credit Agreement</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="NetIncomeLossPerCommonShare" roleURI="http://vcel.com/role/NetIncomeLossPerCommonShare">
        <link:definition>9952165 - Disclosure - Net Income (Loss) Per Common Share</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurements" roleURI="http://vcel.com/role/FairValueMeasurements">
        <link:definition>9952166 - Disclosure - Fair Value Measurements</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxes" roleURI="http://vcel.com/role/IncomeTaxes">
        <link:definition>9952167 - Disclosure - Income Taxes</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EmployeeBenefitPlans" roleURI="http://vcel.com/role/EmployeeBenefitPlans">
        <link:definition>9952168 - Disclosure - Employee Benefit Plans</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="NexobridLicenseandSupplyAgreements" roleURI="http://vcel.com/role/NexobridLicenseandSupplyAgreements">
        <link:definition>9952169 - Disclosure - Nexobrid License and Supply Agreements</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsandContingencies" roleURI="http://vcel.com/role/CommitmentsandContingencies">
        <link:definition>9952170 - Disclosure - Commitments and Contingencies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentInformation" roleURI="http://vcel.com/role/SegmentInformation">
        <link:definition>9952171 - Disclosure - Segment Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SummaryofSignificantAccountingPoliciesPolicies" roleURI="http://vcel.com/role/SummaryofSignificantAccountingPoliciesPolicies">
        <link:definition>9955511 - Disclosure - Summary of Significant Accounting Policies (Policies)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RevenueTables" roleURI="http://vcel.com/role/RevenueTables">
        <link:definition>9955512 - Disclosure - Revenue (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SelectedBalanceSheetComponentsTables" roleURI="http://vcel.com/role/SelectedBalanceSheetComponentsTables">
        <link:definition>9955513 - Disclosure - Selected Balance Sheet Components (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesTables" roleURI="http://vcel.com/role/LeasesTables">
        <link:definition>9955514 - Disclosure - Leases (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentsTables" roleURI="http://vcel.com/role/InvestmentsTables">
        <link:definition>9955515 - Disclosure - Investments (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensationTables" roleURI="http://vcel.com/role/StockBasedCompensationTables">
        <link:definition>9955516 - Disclosure - Stock-Based Compensation (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="NetIncomeLossPerCommonShareTables" roleURI="http://vcel.com/role/NetIncomeLossPerCommonShareTables">
        <link:definition>9955517 - Disclosure - Net Income (Loss) Per Common Share (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurementsTables" roleURI="http://vcel.com/role/FairValueMeasurementsTables">
        <link:definition>9955518 - Disclosure - Fair Value Measurements (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesTables" roleURI="http://vcel.com/role/IncomeTaxesTables">
        <link:definition>9955519 - Disclosure - Income Taxes (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsandContingenciesTables" roleURI="http://vcel.com/role/CommitmentsandContingenciesTables">
        <link:definition>9955520 - Disclosure - Commitments and Contingencies (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentInformationTables" roleURI="http://vcel.com/role/SegmentInformationTables">
        <link:definition>9955521 - Disclosure - Segment Information (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="OrganizationDetails" roleURI="http://vcel.com/role/OrganizationDetails">
        <link:definition>9955522 - Disclosure - Organization (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SummaryofSignificantAccountingPoliciesDetails" roleURI="http://vcel.com/role/SummaryofSignificantAccountingPoliciesDetails">
        <link:definition>9955523 - Disclosure - Summary of Significant Accounting Policies (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RevenueNarrativeDetails" roleURI="http://vcel.com/role/RevenueNarrativeDetails">
        <link:definition>9955524 - Disclosure - Revenue - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RevenueScheduleofdisaggregationofrevenueDetails" roleURI="http://vcel.com/role/RevenueScheduleofdisaggregationofrevenueDetails">
        <link:definition>9955525 - Disclosure - Revenue - Schedule of disaggregation of revenue (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RevenueSchedulesofconcentrationofcreditriskDetails" roleURI="http://vcel.com/role/RevenueSchedulesofconcentrationofcreditriskDetails">
        <link:definition>9955526 - Disclosure - Revenue - Schedules of concentration of credit risk (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SelectedBalanceSheetComponentsScheduleofinventoryDetails" roleURI="http://vcel.com/role/SelectedBalanceSheetComponentsScheduleofinventoryDetails">
        <link:definition>9955527 - Disclosure - Selected Balance Sheet Components - Schedule of inventory (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SelectedBalanceSheetComponentsScheduleofpropertyandequipmentnetDetails" roleURI="http://vcel.com/role/SelectedBalanceSheetComponentsScheduleofpropertyandequipmentnetDetails">
        <link:definition>9955528 - Disclosure - Selected Balance Sheet Components - Schedule of property and equipment, net (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SelectedBalanceSheetComponentsNarrativeDetails" roleURI="http://vcel.com/role/SelectedBalanceSheetComponentsNarrativeDetails">
        <link:definition>9955529 - Disclosure - Selected Balance Sheet Components - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SelectedBalanceSheetComponentsScheduleoffinitelivedintangibleassetsDetails" roleURI="http://vcel.com/role/SelectedBalanceSheetComponentsScheduleoffinitelivedintangibleassetsDetails">
        <link:definition>9955530 - Disclosure - Selected Balance Sheet Components -Schedule of finite-lived intangible assets (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SelectedBalanceSheetComponentsIntangibleassetsDetails" roleURI="http://vcel.com/role/SelectedBalanceSheetComponentsIntangibleassetsDetails">
        <link:definition>9955531 - Disclosure - Selected Balance Sheet Components - Intangible assets (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SelectedBalanceSheetComponentsScheduleofaccruedexpensesDetails" roleURI="http://vcel.com/role/SelectedBalanceSheetComponentsScheduleofaccruedexpensesDetails">
        <link:definition>9955532 - Disclosure - Selected Balance Sheet Components - Schedule of accrued expenses (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesNarrativeDetails" roleURI="http://vcel.com/role/LeasesNarrativeDetails">
        <link:definition>9955533 - Disclosure - Leases - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesAssetsAndLiabilitiesDetails" roleURI="http://vcel.com/role/LeasesAssetsAndLiabilitiesDetails">
        <link:definition>9955534 - Disclosure - Leases - Assets And Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesMaturitiesofLeaseLiabilitiesDetails" roleURI="http://vcel.com/role/LeasesMaturitiesofLeaseLiabilitiesDetails">
        <link:definition>9955535 - Disclosure - Leases - Maturities of Lease Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesMaturitiesofLeaseLiabilitiesDetails_1" roleURI="http://vcel.com/role/LeasesMaturitiesofLeaseLiabilitiesDetails_1">
        <link:definition>9955535 - Disclosure - Leases - Maturities of Lease Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesMaturitiesofLeaseLiabilitiesDetails_2" roleURI="http://vcel.com/role/LeasesMaturitiesofLeaseLiabilitiesDetails_2">
        <link:definition>9955535 - Disclosure - Leases - Maturities of Lease Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesLeaseTermandDiscountRateDetails" roleURI="http://vcel.com/role/LeasesLeaseTermandDiscountRateDetails">
        <link:definition>9955536 - Disclosure - Leases - Lease Term and Discount Rate (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentsScheduleofFairValueofSecuritiesNotIncludingCashDetails" roleURI="http://vcel.com/role/InvestmentsScheduleofFairValueofSecuritiesNotIncludingCashDetails">
        <link:definition>9955537 - Disclosure - Investments - Schedule of Fair Value of Securities, Not Including Cash (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentsNarrativeDetails" roleURI="http://vcel.com/role/InvestmentsNarrativeDetails">
        <link:definition>9955538 - Disclosure - Investments - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensationNarrativeDetails" roleURI="http://vcel.com/role/StockBasedCompensationNarrativeDetails">
        <link:definition>9955539 - Disclosure - Stock-Based Compensation - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensationScheduleofnoncashstockbasedcompensationexpenseDetails" roleURI="http://vcel.com/role/StockBasedCompensationScheduleofnoncashstockbasedcompensationexpenseDetails">
        <link:definition>9955540 - Disclosure - Stock-Based Compensation - Schedule of non-cash stock-based compensation expense (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensationScheduleoffairvalueassumptionsDetails" roleURI="http://vcel.com/role/StockBasedCompensationScheduleoffairvalueassumptionsDetails">
        <link:definition>9955541 - Disclosure - Stock-Based Compensation - Schedule of fair value assumptions (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensationScheduleofactivityforservicebasedstockoptionsDetails" roleURI="http://vcel.com/role/StockBasedCompensationScheduleofactivityforservicebasedstockoptionsDetails">
        <link:definition>9955542 - Disclosure - Stock-Based Compensation - Schedule of activity for service-based stock options (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensationScheduleofrestrictedstockawardsactivityDetails" roleURI="http://vcel.com/role/StockBasedCompensationScheduleofrestrictedstockawardsactivityDetails">
        <link:definition>9955543 - Disclosure - Stock-Based Compensation - Schedule of restricted stock awards activity (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RevolvingCreditAgreementDetails" roleURI="http://vcel.com/role/RevolvingCreditAgreementDetails">
        <link:definition>9955544 - Disclosure - Revolving Credit Agreement (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="NetIncomeLossPerCommonShareDetails" roleURI="http://vcel.com/role/NetIncomeLossPerCommonShareDetails">
        <link:definition>9955545 - Disclosure - Net Income (Loss) Per Common Share (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurementsDetails" roleURI="http://vcel.com/role/FairValueMeasurementsDetails">
        <link:definition>9955546 - Disclosure - Fair Value Measurements (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesComponentsofIncomeLossBeforeTaxesDetails" roleURI="http://vcel.com/role/IncomeTaxesComponentsofIncomeLossBeforeTaxesDetails">
        <link:definition>9955547 - Disclosure - Income Taxes - Components of Income (Loss) Before Taxes (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesScheduleofProvisionforIncomeTaxesDetails" roleURI="http://vcel.com/role/IncomeTaxesScheduleofProvisionforIncomeTaxesDetails">
        <link:definition>9955548 - Disclosure - Income Taxes - Schedule of Provision for Income Taxes (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesScheduleofIncomeTaxesPaidNetofRefundsDetails" roleURI="http://vcel.com/role/IncomeTaxesScheduleofIncomeTaxesPaidNetofRefundsDetails">
        <link:definition>9955549 - Disclosure - Income Taxes - Schedule of Income Taxes Paid, Net of Refunds (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesSummaryofReconciliationofIncomeTaxesDetails" roleURI="http://vcel.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxesDetails">
        <link:definition>9955550 - Disclosure - Income Taxes - Summary of Reconciliation of Income Taxes (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesDeferredTaxAssetsLiabilitiesDetails" roleURI="http://vcel.com/role/IncomeTaxesDeferredTaxAssetsLiabilitiesDetails">
        <link:definition>9955551 - Disclosure - Income Taxes - Deferred Tax Assets (Liabilities) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesNarrativeDetails" roleURI="http://vcel.com/role/IncomeTaxesNarrativeDetails">
        <link:definition>9955552 - Disclosure - Income Taxes - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EmployeeBenefitPlansDetails" roleURI="http://vcel.com/role/EmployeeBenefitPlansDetails">
        <link:definition>9955553 - Disclosure - Employee Benefit Plans (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="NexoBridLicenseandSupplyAgreementsDetails" roleURI="http://vcel.com/role/NexoBridLicenseandSupplyAgreementsDetails">
        <link:definition>9955554 - Disclosure - NexoBrid License and Supply Agreements (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsandContingenciesNarrativeDetails" roleURI="http://vcel.com/role/CommitmentsandContingenciesNarrativeDetails">
        <link:definition>9955555 - Disclosure - Commitments and Contingencies - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsandContingenciesFutureMinimumPaymentsDetails" roleURI="http://vcel.com/role/CommitmentsandContingenciesFutureMinimumPaymentsDetails">
        <link:definition>9955556 - Disclosure - Commitments and Contingencies - Future Minimum Payments (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsandContingenciesFutureMinimumPaymentsDetails_1" roleURI="http://vcel.com/role/CommitmentsandContingenciesFutureMinimumPaymentsDetails_1">
        <link:definition>9955556 - Disclosure - Commitments and Contingencies - Future Minimum Payments (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentInformationDetails" roleURI="http://vcel.com/role/SegmentInformationDetails">
        <link:definition>9955557 - Disclosure - Segment Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
    </xs:appinfo>
  </xs:annotation>
  <xs:element id="vcel_AuditInformationAbstract" abstract="true" name="AuditInformationAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="vcel_IncreaseDecreaseInLeaseLiabilities" abstract="false" name="IncreaseDecreaseInLeaseLiabilities" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_LicenseAgreementTextBlock" abstract="false" name="LicenseAgreementTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="vcel_AssetsAndLiabilitiesLeasesTableTextBlock" abstract="false" name="AssetsAndLiabilitiesLeasesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="vcel_ScheduleOfFutureMinimumRentalPaymentsForOperatingAndCapitalLeasesTableTextBlock" abstract="false" name="ScheduleOfFutureMinimumRentalPaymentsForOperatingAndCapitalLeasesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="vcel_NumberOfProducts" abstract="false" name="NumberOfProducts" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="vcel_ComputerEquipmentAndSoftwareMember" abstract="true" name="ComputerEquipmentAndSoftwareMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="vcel_LesseeLeaseRenewalTerm" abstract="false" name="LesseeLeaseRenewalTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="vcel_NumberOfContractedSpecialtyPharmacies" abstract="false" name="NumberOfContractedSpecialtyPharmacies" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="vcel_RevenueRevenueRecognizedChangeinUncollectibleAnalysisPercentage" abstract="false" name="RevenueRevenueRecognizedChangeinUncollectibleAnalysisPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="vcel_RevenueRevenueRecognizedEffectOf0.5ChangeInTheEstimatedUncollectiblePercentageAmount" abstract="false" name="RevenueRevenueRecognizedEffectOf0.5ChangeInTheEstimatedUncollectiblePercentageAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_ProviderorFacilityMember" abstract="true" name="ProviderorFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="vcel_ImplantsMember" abstract="true" name="ImplantsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="vcel_BiopsyKitsMember" abstract="true" name="BiopsyKitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="vcel_MACIImplantsAndKitsMember" abstract="true" name="MACIImplantsAndKitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="vcel_EpicelMember" abstract="true" name="EpicelMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="vcel_NexoBridMember" abstract="true" name="NexoBridMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="vcel_CustomerOneMember" abstract="true" name="CustomerOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="vcel_AccruedExpensesOtherCurrent" abstract="false" name="AccruedExpensesOtherCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_A25NetworkDriveBurlingtonMassachusettsMember" abstract="true" name="A25NetworkDriveBurlingtonMassachusettsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="vcel_EscrowDepositPercentContributed" abstract="false" name="EscrowDepositPercentContributed" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="vcel_ProceedsFromEscrowAccountRefund" abstract="false" name="ProceedsFromEscrowAccountRefund" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_PaymentsForMeasurementOfOperatingLeaseLiability" abstract="false" name="PaymentsForMeasurementOfOperatingLeaseLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_ProceedsFromMeasurementOfOperatingLeaseLiability" abstract="false" name="ProceedsFromMeasurementOfOperatingLeaseLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_PaymentsForMeasurementOfFinanceLeaseLiability" abstract="false" name="PaymentsForMeasurementOfFinanceLeaseLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_RightOfUseAsset" abstract="false" name="RightOfUseAsset" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_LeaseLiability" abstract="false" name="LeaseLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_LeaseLiabilityToBePaidFiscalYearMaturityAbstract" abstract="true" name="LeaseLiabilityToBePaidFiscalYearMaturityAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="vcel_LeaseLiabilityPaymentsDueYearOne" abstract="false" name="LeaseLiabilityPaymentsDueYearOne" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_LeaseLiabilityPaymentsDueYearTwo" abstract="false" name="LeaseLiabilityPaymentsDueYearTwo" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_LeaseLiabilityPaymentsDueYearThree" abstract="false" name="LeaseLiabilityPaymentsDueYearThree" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_LeaseLiabilityPaymentsDueYearFour" abstract="false" name="LeaseLiabilityPaymentsDueYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_LeaseLiabilityPaymentsDueYearFive" abstract="false" name="LeaseLiabilityPaymentsDueYearFive" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_LeaseLiabilityToBePaidAfterYearFive" abstract="false" name="LeaseLiabilityToBePaidAfterYearFive" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_LeaseLiabilityPaymentsDue" abstract="false" name="LeaseLiabilityPaymentsDue" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_LeaseLiabilityUndiscountedExcessAmount" abstract="false" name="LeaseLiabilityUndiscountedExcessAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_LongtermInvestmentsMember" abstract="true" name="LongtermInvestmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="vcel_AwardDatePeriodOneMember" abstract="true" name="AwardDatePeriodOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="vcel_AwardDatePeriodTwoMember" abstract="true" name="AwardDatePeriodTwoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="vcel_EmployeeStockAndEmployeeStockOptionMember" abstract="true" name="EmployeeStockAndEmployeeStockOptionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="vcel_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermAbstract" abstract="true" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="vcel_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract" abstract="true" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="vcel_DebtInstrumentCovenantLeverageRatioMaximum" abstract="false" name="DebtInstrumentCovenantLeverageRatioMaximum" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="vcel_DebtInstrumentCovenantIncreaseOptionLeverageRatioMaximum" abstract="false" name="DebtInstrumentCovenantIncreaseOptionLeverageRatioMaximum" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="vcel_IncomeLossFromContinuingOperationsBeforeIncomeTaxesNoncontrollingInterestStateTaxes" abstract="false" name="IncomeLossFromContinuingOperationsBeforeIncomeTaxesNoncontrollingInterestStateTaxes" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOfficersCompensation162mAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOfficersCompensation162mAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_EffectiveIncomeTaxRateReconciliationTaxCreditOrphanDrugCreditAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationTaxCreditOrphanDrugCreditAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_EffectiveIncomeTaxRateReconciliationDeferredTaxAdjustmentsAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationDeferredTaxAdjustmentsAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOfficersCompensation162mPercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOfficersCompensation162mPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="vcel_DeferredTaxAssetsResearchAndDevelopmentCosts" abstract="false" name="DeferredTaxAssetsResearchAndDevelopmentCosts" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_DeferredTaxAssetOperatingLeaseLiability" abstract="false" name="DeferredTaxAssetOperatingLeaseLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_OperatingLossCarryforwardsWithExpiration" abstract="false" name="OperatingLossCarryforwardsWithExpiration" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_OperatingLossCarryforwardsLimitationsOnUseProjectedAnnualLimitationOnUseOfNetOperatingLosses" abstract="false" name="OperatingLossCarryforwardsLimitationsOnUseProjectedAnnualLimitationOnUseOfNetOperatingLosses" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_DeferredCompensationArrangementMaximumAnnualBaseContributionPercentage" abstract="false" name="DeferredCompensationArrangementMaximumAnnualBaseContributionPercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="vcel_DeferredCompensationArrangementMaximumAnnualBonusContributionPercentage" abstract="false" name="DeferredCompensationArrangementMaximumAnnualBonusContributionPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="vcel_DeferredCompensationArrangementVestingPercentage" abstract="false" name="DeferredCompensationArrangementVestingPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="vcel_MediWoundLtdMember" abstract="true" name="MediWoundLtdMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="vcel_LicenseAgreementConsideration" abstract="false" name="LicenseAgreementConsideration" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_LicenseAgreementContingentConsideration" abstract="false" name="LicenseAgreementContingentConsideration" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_LicenseAgreementsMilestonePaymentsAssumedIntangibleAssets" abstract="false" name="LicenseAgreementsMilestonePaymentsAssumedIntangibleAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_LicenseAgreementContingentConsiderationMaximum" abstract="false" name="LicenseAgreementContingentConsiderationMaximum" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_LicenseAgreementInitialMilestoneSales" abstract="false" name="LicenseAgreementInitialMilestoneSales" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="vcel_LicenseAgreementSupplyAgreementTerm" abstract="false" name="LicenseAgreementSupplyAgreementTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="vcel_LicenseAgreementSupplyAgreementRenewalTerm" abstract="false" name="LicenseAgreementSupplyAgreementRenewalTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="vcel_LicenseAgreementSupplyAgreementOptionalAdditionalTerm" abstract="false" name="LicenseAgreementSupplyAgreementOptionalAdditionalTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="vcel_PurchaseObligationRenewalOptionTerm" abstract="false" name="PurchaseObligationRenewalOptionTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="vcel_PurchaseObligationAutomaticRenewalTerm" abstract="false" name="PurchaseObligationAutomaticRenewalTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="vcel_PurchaseObligationSupplyAgreementTerm" abstract="false" name="PurchaseObligationSupplyAgreementTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="vcel_JosephMaraMember" abstract="true" name="JosephMaraMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="vcel_MichaelHalpinMember" abstract="true" name="MichaelHalpinMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="vcel_SeanFlynnMember" abstract="true" name="SeanFlynnMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="vcel_HeidiHagenMember" abstract="true" name="HeidiHagenMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="vcel_JonathanSiegalMember" abstract="true" name="JonathanSiegalMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
</xs:schema>
