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  <xs:element id="masi_ContinuousEmploymentPeriod" abstract="false" name="ContinuousEmploymentPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="masi_SupplementalUnemploymentBenefitsSeveranceBenefitsRequiredNoticeofResignation" abstract="false" name="SupplementalUnemploymentBenefitsSeveranceBenefitsRequiredNoticeofResignation" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="masi_LicenseFeeChangeInControl" abstract="false" name="LicenseFeeChangeInControl" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="masi_LossContingencySuccessFeePayments" abstract="false" name="LossContingencySuccessFeePayments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="masi_LossContingencySuccessFeePayable" abstract="false" name="LossContingencySuccessFeePayable" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="masi_ConcentrationRiskJustInTimeDistributors" abstract="false" name="ConcentrationRiskJustInTimeDistributors" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="masi_PercentageofAccountsReceivableBalance" abstract="false" name="PercentageofAccountsReceivableBalance" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="masi_LossContingencyNumberOfComplaints" abstract="false" name="LossContingencyNumberOfComplaints" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="masi_HealthCareSegmentMember" abstract="true" name="HealthCareSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="masi_AcquisitionsIntegrationsDivestituresAndRelatedCosts" abstract="false" name="AcquisitionsIntegrationsDivestituresAndRelatedCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
