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  <xsd:element id="snn_DisclosureOfOperatingProfitLineItems" name="DisclosureOfOperatingProfitLineItems" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_DisclosureOfCashFlowStatementAbstract" name="DisclosureOfCashFlowStatementAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_DisclosureOfCashFlowStatementTable" name="DisclosureOfCashFlowStatementTable" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_CashAtBankMember" name="CashAtBankMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_DisclosureOfCashFlowStatementLineItems" name="DisclosureOfCashFlowStatementLineItems" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_IncreaseDecreaseInNetDebtFromNetCashFlowBeforeEffectOfExchangeDifference" name="IncreaseDecreaseInNetDebtFromNetCashFlowBeforeEffectOfExchangeDifference" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <xsd:element id="snn_DisclosureOfInterestAndOtherFinanceCostsAbstract" name="DisclosureOfInterestAndOtherFinanceCostsAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_InterestExpenseOnPrivatePlacementNotes" name="InterestExpenseOnPrivatePlacementNotes" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="snn_PrivatePlacementNotes" name="PrivatePlacementNotes" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="snn_PrivatePlacementNotesUndiscountedCashFlows" name="PrivatePlacementNotesUndiscountedCashFlows" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="snn_DerivativeFinancialLiabilitiesUndiscountedCashOutflows" name="DerivativeFinancialLiabilitiesUndiscountedCashOutflows" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="snn_DerivativeFinancialLiabilitiesUndiscountedCashInflows" name="DerivativeFinancialLiabilitiesUndiscountedCashInflows" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="snn_FinancialLiabilitiesUndiscountedCashFlows" name="FinancialLiabilitiesUndiscountedCashFlows" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="snn_DisclosureOfNetDebtTableTextBlock" name="DisclosureOfNetDebtTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_DisclosureOfBorrowingRepayableTableTextBlock" name="DisclosureOfBorrowingRepayableTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_DisclosureOfMaturityAnalysisOfFinancialLiabilitiesTableTextBlock" name="DisclosureOfMaturityAnalysisOfFinancialLiabilitiesTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_NumberOfCountriesCompanyOperatesIn" name="NumberOfCountriesCompanyOperatesIn" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <xsd:element id="snn_HedgeInstrumentTerm" name="HedgeInstrumentTerm" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_SensitivityAnalysisPercentageOfReasonablyPossibleDecreaseInRiskVariable" name="SensitivityAnalysisPercentageOfReasonablyPossibleDecreaseInRiskVariable" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <xsd:element id="snn_IncreaseDecreaseInNetBorrowingsDueToReasonablyPossibleDecreaseInRiskVariable" name="IncreaseDecreaseInNetBorrowingsDueToReasonablyPossibleDecreaseInRiskVariable" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="snn_IncreaseDecreaseInFairValueDueToReasonablyPossibleDecreaseInRiskVariable" name="IncreaseDecreaseInFairValueDueToReasonablyPossibleDecreaseInRiskVariable" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="snn_SensitivityAnalysisPercentageOfReasonablyPossibleIncreaseInRiskVariable" name="SensitivityAnalysisPercentageOfReasonablyPossibleIncreaseInRiskVariable" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <xsd:element id="snn_IncreaseDecreaseInAnnualNetInterestChargeDueToReasonablyPossibleIncreaseInRiskVariable" name="IncreaseDecreaseInAnnualNetInterestChargeDueToReasonablyPossibleIncreaseInRiskVariable" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="snn_FinancialLiabilitiesLongTermDebtMember" name="FinancialLiabilitiesLongTermDebtMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_InterestRateTerm" name="InterestRateTerm" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_InterestPayableOnAcquisitionConsideration" name="InterestPayableOnAcquisitionConsideration" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="snn_HedgingInstrumentsFairValueMember" name="HedgingInstrumentsFairValueMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_FinancialAssetsInvestmentsMember" name="FinancialAssetsInvestmentsMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_AcquisitionConsiderationMember" name="AcquisitionConsiderationMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_PrivatePlacementDebtMember" name="PrivatePlacementDebtMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_BankOverdraftsLiabilitiesMember" name="BankOverdraftsLiabilitiesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_TradeAndOtherPayablesMember" name="TradeAndOtherPayablesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_InstrumentsMember" name="InstrumentsMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_BioventusLlcMember" name="BioventusLlcMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_ShareOfAssetsOfAssociatesAndJointVenturesAccountedForUsingEquityMethod" name="ShareOfAssetsOfAssociatesAndJointVenturesAccountedForUsingEquityMethod" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="snn_NumberOfAssociates" name="NumberOfAssociates" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <xsd:element id="snn_ScheduleOfInventoryDisclosureTable" name="ScheduleOfInventoryDisclosureTable" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_ScheduleOfInventoryDisclosureLineItems" name="ScheduleOfInventoryDisclosureLineItems" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_CurrentFinishedGoodsAndInventoriesHeldForSale" name="CurrentFinishedGoodsAndInventoriesHeldForSale" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="snn_ScheduleOfEquityComponentsTableTextBlock" name="ScheduleOfEquityComponentsTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_DeferredSharesMember" name="DeferredSharesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_RetainedEarningsAndOtherReservesMember" name="RetainedEarningsAndOtherReservesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_TreasurySharesExcludingEmployeeShareTrustMember" name="TreasurySharesExcludingEmployeeShareTrustMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_EmployeesShareTrustMember" name="EmployeesShareTrustMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_PurchaseOfTreasurySharesNumberOfShares" name="PurchaseOfTreasurySharesNumberOfShares" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_PercentageOfWaiverOfDividendsOverTotalPaidDividends" name="PercentageOfWaiverOfDividendsOverTotalPaidDividends" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_SharesTransferredToBeneficiaries" name="SharesTransferredToBeneficiaries" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_ShareOptionActivitiesAbstract" name="ShareOptionActivitiesAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_OtherTradingTransactionsMember" name="OtherTradingTransactionsMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_TransactionAmountRelatedPartyTransactions" name="TransactionAmountRelatedPartyTransactions" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="snn_DisclosureOfDetailsOfTradeAndOtherReceivablesExplanatory" name="DisclosureOfDetailsOfTradeAndOtherReceivablesExplanatory" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_DisclosureOfNetTradeReceivablesExplanatory" name="DisclosureOfNetTradeReceivablesExplanatory" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_DisclosureOfNetTradeReceivablesByCurrencyExplanatory" name="DisclosureOfNetTradeReceivablesByCurrencyExplanatory" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_DisclosureOfTradeAndOtherReceivablesTable" name="DisclosureOfTradeAndOtherReceivablesTable" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_DisclosureOfTradeAndOtherReceivablesLineItems" name="DisclosureOfTradeAndOtherReceivablesLineItems" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_LaterThanOneMonthMember" name="LaterThanOneMonthMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_NumberOfSharesAuthorisedValue" name="NumberOfSharesAuthorisedValue" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" abstract="false" />
  <xsd:element id="snn_DisclosureOfDetailsOfTradeAndOtherPayablesTableTextBlock" name="DisclosureOfDetailsOfTradeAndOtherPayablesTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_DisclosureOfTradeAndOtherPayablesTable" name="DisclosureOfTradeAndOtherPayablesTable" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_DisclosureOfTradeAndOtherPayablesLineItems" name="DisclosureOfTradeAndOtherPayablesLineItems" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_TradeAndOtherPayablesCurrentExcludingDerivativesAndAcquisitionConsideration" name="TradeAndOtherPayablesCurrentExcludingDerivativesAndAcquisitionConsideration" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="snn_BusinessCombinationsCurrentPayables" name="BusinessCombinationsCurrentPayables" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="snn_BusinessCombinationsNoncurrentPayables" name="BusinessCombinationsNoncurrentPayables" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="snn_OtherNoncurrentPayablesExcludingBusinessCombinationPayables" name="OtherNoncurrentPayablesExcludingBusinessCombinationPayables" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="snn_DisclosureOfInvestmentsAbstract" name="DisclosureOfInvestmentsAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_DisclosureOfProvisionsAndContingentLiabilitiesAbstract" name="DisclosureOfProvisionsAndContingentLiabilitiesAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_NumberOfLitigationSettlementClaimsOutstanding" name="NumberOfLitigationSettlementClaimsOutstanding" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <xsd:element id="snn_TermOfExpectedProvisionUtilisation" name="TermOfExpectedProvisionUtilisation" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_NumberOfModularComponents" name="NumberOfModularComponents" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <xsd:element id="snn_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayablesAndProvisions" name="AdjustmentsForIncreaseDecreaseInTradeAndOtherPayablesAndProvisions" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="snn_AuditorsRemunerationForAuditServicesOfGroupAccounts" name="AuditorsRemunerationForAuditServicesOfGroupAccounts" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="snn_AuditorsRemunerationForAuditServicesForLocalStatutoryAuditPursuantToLegislation" name="AuditorsRemunerationForAuditServicesForLocalStatutoryAuditPursuantToLegislation" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="snn_NumberOfBusinessesAcquiredBusinessCombination" name="NumberOfBusinessesAcquiredBusinessCombination" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_DescriptionOfAdvertisingCostsPolicyTextBlock" name="DescriptionOfAdvertisingCostsPolicyTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_IfrsScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" name="IfrsScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_IfrsScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" name="IfrsScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_IfrsScheduleOfInventoryCurrentTableTextBlock" name="IfrsScheduleOfInventoryCurrentTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_PeriodOfTimeOnMarketForInventoryAdjustmentFormula" name="PeriodOfTimeOnMarketForInventoryAdjustmentFormula" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_DistributableReserves" name="DistributableReserves" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <xsd:element id="snn_NumberOfShareOptionsMaximumAvailableToGrant" name="NumberOfShareOptionsMaximumAvailableToGrant" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <xsd:element id="snn_DescriptionOfNewAccountingStandardsPolicyTextBlock" name="DescriptionOfNewAccountingStandardsPolicyTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_AmortisationAndImpairmentOfAcquisitionIntangibles" name="AmortisationAndImpairmentOfAcquisitionIntangibles" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="snn_LegalAndOtherExpenseOutsideTrading" name="LegalAndOtherExpenseOutsideTrading" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="snn_CumulativeAdjustmentsToNetAssetsOfAssociatesAccountedForUsingEquityMethod" name="CumulativeAdjustmentsToNetAssetsOfAssociatesAccountedForUsingEquityMethod" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="snn_DisclosureOfLifeExpectanciesUnderlyingValuesOfObligationsInDefinedBenefitPlansTableTextBlock" name="DisclosureOfLifeExpectanciesUnderlyingValuesOfObligationsInDefinedBenefitPlansTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_IncreaseNumberOfSharesThroughExerciseOfOptions" name="IncreaseNumberOfSharesThroughExerciseOfOptions" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_AdjustmentsToProfitLossOfAssociatesAccountedForUsingEquityMethod" name="AdjustmentsToProfitLossOfAssociatesAccountedForUsingEquityMethod" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <xsd:element id="snn_IfrsAccountingPolicesAbstract" name="IfrsAccountingPolicesAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_NumberOfGlobalFranchiseDivisions" name="NumberOfGlobalFranchiseDivisions" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_BankOverdraftMember" name="BankOverdraftMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_IfrsEarningsPerShareBasicAndDilutedAbstract" name="IfrsEarningsPerShareBasicAndDilutedAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_IfrsLineOfCreditFacilityMaximumBorrowingCapacity" name="IfrsLineOfCreditFacilityMaximumBorrowingCapacity" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="snn_IfrsNumberOfOperatingSegments" name="IfrsNumberOfOperatingSegments" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_IfrsRelatedPartyTransactionAxis" name="IfrsRelatedPartyTransactionAxis" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_IfrsRelatedPartyTransactionDomain" name="IfrsRelatedPartyTransactionDomain" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_IfrsStatementScenarioAxis" name="IfrsStatementScenarioAxis" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_IfrsScenarioUnspecifiedDomain" name="IfrsScenarioUnspecifiedDomain" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_IfrsNumberOfReportableSegments" name="IfrsNumberOfReportableSegments" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_OtherMember" name="OtherMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_AdvancedWoundManagementMember" name="AdvancedWoundManagementMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_EstablishedMarketsMember" name="EstablishedMarketsMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_EmergingMarketsMember" name="EmergingMarketsMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_FinancingCashFlowLocationAxis" name="FinancingCashFlowLocationAxis" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_FinancingCashFlowLocationMember" name="FinancingCashFlowLocationMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_IfrsDebtMember" name="IfrsDebtMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_IfrsEquityMember" name="IfrsEquityMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_ProceedsFromIssueOfOwnSharesAndOrdinaryShares" name="ProceedsFromIssueOfOwnSharesAndOrdinaryShares" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="snn_OtherInterestOnProvision" name="OtherInterestOnProvision" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="snn_ChargeRelatingToLegalAndOtherItems" name="ChargeRelatingToLegalAndOtherItems" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="snn_FurtherDistributionsToAnyClassOtherThanDeferredShares" name="FurtherDistributionsToAnyClassOtherThanDeferredShares" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="snn_AcquisitionAndDisposalRelatedCostsRecognisedAsExpenseIncomeForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination" name="AcquisitionAndDisposalRelatedCostsRecognisedAsExpenseIncomeForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="snn_TradingTaxLossesMember" name="TradingTaxLossesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_OrthopaedicsMember" name="OrthopaedicsMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_IncreaseDecreaseAcquisitionConsideration" name="IncreaseDecreaseAcquisitionConsideration" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <xsd:element id="snn_DisclosureOfMovementInLossAllowanceReceivablesExplanatoryTableTextBlock" name="DisclosureOfMovementInLossAllowanceReceivablesExplanatoryTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_IfrsStatementTable" name="IfrsStatementTable" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_SportsMedicineAndEntMember" name="SportsMedicineAndEntMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_OtherReconstructionMember" name="OtherReconstructionMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_KneeImplantsMember" name="KneeImplantsMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_EarNoseAndThroatMember" name="EarNoseAndThroatMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_AdvancedWoundCareMember" name="AdvancedWoundCareMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_AdvancedWoundBioactivesMember" name="AdvancedWoundBioactivesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_AdvancedWoundDevicesMember" name="AdvancedWoundDevicesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_TraumaMember" name="TraumaMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_OrthopaedicsSportsMedicineAndEarNoseAndThroatMember" name="OrthopaedicsSportsMedicineAndEarNoseAndThroatMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_CorporateCosts" name="CorporateCosts" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="snn_LongTermDebtAndLeaseLiabilitiesNonCurrent" name="LongTermDebtAndLeaseLiabilitiesNonCurrent" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="snn_BankOverdraftsBorrowingsLoansAndLeaseLiabilitiesCurrent" name="BankOverdraftsBorrowingsLoansAndLeaseLiabilitiesCurrent" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="snn_OsirisTherapeuticsMember" name="OsirisTherapeuticsMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_NetDeferredTaxAssetsLiabilitiesRecognisedAsOfAcquisitionDate" name="NetDeferredTaxAssetsLiabilitiesRecognisedAsOfAcquisitionDate" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="snn_ComputerSoftwareAndIntangibleAssetsUnderDevelopmentMember" name="ComputerSoftwareAndIntangibleAssetsUnderDevelopmentMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_IncreaseDecreaseInNetDebtThroughEffectOfLeaseLiabilities" name="IncreaseDecreaseInNetDebtThroughEffectOfLeaseLiabilities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" abstract="false" />
  <xsd:element id="snn_BorrowingsIncludingLeaseLiabilities" name="BorrowingsIncludingLeaseLiabilities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="snn_PrivatePlacementNotesLessCurrentPortion" name="PrivatePlacementNotesLessCurrentPortion" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="snn_TradingProfitManagementPerformanceMetric" name="TradingProfitManagementPerformanceMetric" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <xsd:element id="snn_DisclosureOfInformationByGeographicLocationTableTextBlock" name="DisclosureOfInformationByGeographicLocationTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_AcquisitionConsiderationLiabilityMember" name="AcquisitionConsiderationLiabilityMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_TradeAndOtherReceivablesMember" name="TradeAndOtherReceivablesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_CorporateBondsMember" name="CorporateBondsMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_PrivatePlacementDebtNotInHedgeRelationshipMember" name="PrivatePlacementDebtNotInHedgeRelationshipMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_IfrsDebtInstrumentTerm" name="IfrsDebtInstrumentTerm" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_BorrowingsSubjectToFinancialCovenants" name="BorrowingsSubjectToFinancialCovenants" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="snn_LeverageRatio" name="LeverageRatio" nillable="true" type="xbrli:pureItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_IfrsDeferredTaxAssetsInventory" name="IfrsDeferredTaxAssetsInventory" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="snn_DeferredTaxAssetsProvisionsAndOtherShortTermTemporaryDifferences" name="DeferredTaxAssetsProvisionsAndOtherShortTermTemporaryDifferences" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="snn_DeferredTaxAssetsBadDebtProvisions" name="DeferredTaxAssetsBadDebtProvisions" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="snn_CorporateBondIssuanceExpense" name="CorporateBondIssuanceExpense" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" abstract="false" />
  <xsd:element id="snn_PaymentsOfDeferredContingentConsideration" name="PaymentsOfDeferredContingentConsideration" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" abstract="false" />
  <xsd:element id="snn_CommittedBorrowingFacilitiesMember" name="CommittedBorrowingFacilitiesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_SyndicatedRevolvingCreditFacilityMember" name="SyndicatedRevolvingCreditFacilityMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_SeniorNotesMaturingJune2032Member" name="SeniorNotesMaturingJune2032Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_SeniorNotesMaturingJune2030Member" name="SeniorNotesMaturingJune2030Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_SeniorNotesMaturingJune2029Member" name="SeniorNotesMaturingJune2029Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_SeniorNotesMaturingJune2028Member" name="SeniorNotesMaturingJune2028Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_SeniorNotesMaturingJune2027Member" name="SeniorNotesMaturingJune2027Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_SeniorNotesMaturingJanuary2026Member" name="SeniorNotesMaturingJanuary2026Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_CorporateBondMaturingOctober2030Member" name="CorporateBondMaturingOctober2030Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_CurrentTaxLiabilitiesUncertainTaxPositionsCurrent" name="CurrentTaxLiabilitiesUncertainTaxPositionsCurrent" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="snn_IfrsExcessAndObsoleteInventoryMember" name="IfrsExcessAndObsoleteInventoryMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_SyndicatedRevolvingCreditFacilityMaturingJune2025Member" name="SyndicatedRevolvingCreditFacilityMaturingJune2025Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_BioventusMember" name="BioventusMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_HealthpointMember" name="HealthpointMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_DisclosureOfCashFlowStatementTableTextBlock" name="DisclosureOfCashFlowStatementTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="snn_BondsIssuedIncludingContractualInterestPayments" name="BondsIssuedIncludingContractualInterestPayments" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" abstract="false" />
  <xsd:element id="snn_RepaymentsOfCurrentAndNonCurrentBorrowings" name="RepaymentsOfCurrentAndNonCurrentBorrowings" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <xsd:element id="snn_MichelsonDiagnosticLimitedMember" name="MichelsonDiagnosticLimitedMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_NeotherixLimitedMember" name="NeotherixLimitedMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_SerdaB.v.Member" name="SerdaB.v.Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_LuminaAdhesivesAbMember" name="LuminaAdhesivesAbMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_MiachOrthopaedicsIncMember" name="MiachOrthopaedicsIncMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_SinopsysSurgicalInc.Member" name="SinopsysSurgicalInc.Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_TriceMedicalInc.Member" name="TriceMedicalInc.Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="snn_TeamfundLpMember" name="TeamfundLpMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element name="GrossUnusedResearchAndDevelopmentTaxCredits" id="snn_GrossUnusedResearchAndDevelopmentTaxCredits" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="NotesDue2030Member" id="snn_NotesDue2030Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DeferredTaxAssetsRecoveryPeriod" id="snn_DeferredTaxAssetsRecoveryPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="IncreaseDecreaseInLeaseLiability" id="snn_IncreaseDecreaseInLeaseLiability" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="CorporateBondMaturingOctober2029Member" id="snn_CorporateBondMaturingOctober2029Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="TaxBenefitArisingInnovationReliefs" id="snn_TaxBenefitArisingInnovationReliefs" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="MarketSharePrice" id="snn_MarketSharePrice" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="AmountOfFairValueLessCostOfDisposal" id="snn_AmountOfFairValueLessCostOfDisposal" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="EurCorporateBondMember" id="snn_EurCorporateBondMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ShareOfProfitLossIncludingImpairmentOfAssociatesAndJointVenturesAccountedForUsingEquityMethod" id="snn_ShareOfProfitLossIncludingImpairmentOfAssociatesAndJointVenturesAccountedForUsingEquityMethod" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ExpenseOfRestructuringActivitiesNetOfAdjustments" id="snn_ExpenseOfRestructuringActivitiesNetOfAdjustments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="NotesDue2029Member" id="snn_NotesDue2029Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CorporateBondNotInHedgeRelationshipMember" id="snn_CorporateBondNotInHedgeRelationshipMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CorporateBondInHedgeRelationshipMember" id="snn_CorporateBondInHedgeRelationshipMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ResearchAndDevelopmentExpensesMember" id="snn_ResearchAndDevelopmentExpensesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IncomeTaxAdjustmentFromRestructuringAndRationalisationRelatedCostsAcquisitionAndDisposalRelatedItemsAmortisationAndImpairmentOfAcquisitionIntangiblesLegalAndOtherItems" id="snn_IncomeTaxAdjustmentFromRestructuringAndRationalisationRelatedCostsAcquisitionAndDisposalRelatedItemsAmortisationAndImpairmentOfAcquisitionIntangiblesLegalAndOtherItems" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="LossesAndOtherTaxAttributesMember" id="snn_LossesAndOtherTaxAttributesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PropertyPlantAndEquipmentOtherThanBuildingsMember" id="snn_PropertyPlantAndEquipmentOtherThanBuildingsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IncreaseDecreaseInInventoriesFromChangesInForeignExchangeRates" id="snn_IncreaseDecreaseInInventoriesFromChangesInForeignExchangeRates" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="DecreaseThroughCreditLossProvisionsFinancialAssets" id="snn_DecreaseThroughCreditLossProvisionsFinancialAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="AcquisitionConsiderationUndiscountedCashFlows" id="snn_AcquisitionConsiderationUndiscountedCashFlows" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="TypesOfDividendsAxis" id="snn_TypesOfDividendsAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AllDividendsDomain" id="snn_AllDividendsDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FinalDividendsMember" id="snn_FinalDividendsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InterimDividendsMember" id="snn_InterimDividendsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CartihealLtdMember" id="snn_CartihealLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NumberOfMajorCustomers" id="snn_NumberOfMajorCustomers" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="TaxEffectOfNonTaxableImpairmentsOfInvestments" id="snn_TaxEffectOfNonTaxableImpairmentsOfInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="SportsMedicineMember" id="snn_SportsMedicineMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="EntMember" id="snn_EntMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="OtherComprehensiveIncomeGainLossOnTrusteeBuyInToDefinedBenefitFund" id="snn_OtherComprehensiveIncomeGainLossOnTrusteeBuyInToDefinedBenefitFund" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="CashInflowOutflowFromTrusteeBuyInToDefinedBenefitFund" id="snn_CashInflowOutflowFromTrusteeBuyInToDefinedBenefitFund" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="CategoriesOfFinancialInstrumentsAxis" id="snn_CategoriesOfFinancialInstrumentsAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FinancialInstrumentsByCategoryDomain" id="snn_FinancialInstrumentsByCategoryDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DerivativeFinancialAssetsLiabilitiesCurrencySwaps" id="snn_DerivativeFinancialAssetsLiabilitiesCurrencySwaps" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="DerivativeFinancialAssetsLiabilitiesInterestRateSwaps" id="snn_DerivativeFinancialAssetsLiabilitiesInterestRateSwaps" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="IncreaseDecreaseInNetDebtFromSettlementOfCurrencySwaps" id="snn_IncreaseDecreaseInNetDebtFromSettlementOfCurrencySwaps" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IncreaseDecreaseInNetDebtThroughNetCashFlowsFromBorrowings" id="snn_IncreaseDecreaseInNetDebtThroughNetCashFlowsFromBorrowings" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="DeferredTaxExpenseIncomeOfCurrentPeriodRecognisedInProfitOrLoss" id="snn_DeferredTaxExpenseIncomeOfCurrentPeriodRecognisedInProfitOrLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="EngageMember" id="snn_EngageMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="GainsLossesOnRevaluationOfContingentConsideration" id="snn_GainsLossesOnRevaluationOfContingentConsideration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="TaxLossCarryforwards" id="snn_TaxLossCarryforwards" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="EngageSIntangibleAssetsMember" id="snn_EngageSIntangibleAssetsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DeferredAndContingentAcquisitionConsiderationFromBusinessCombinationsAtEndOfPeriod" id="snn_DeferredAndContingentAcquisitionConsiderationFromBusinessCombinationsAtEndOfPeriod" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="TransactionValueOfBuyInToPensionFund" id="snn_TransactionValueOfBuyInToPensionFund" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="TerminationOfUsPensionPlanMember" id="snn_TerminationOfUsPensionPlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PremiumAmountPaidWithRespectToSettlementOfPlan" id="snn_PremiumAmountPaidWithRespectToSettlementOfPlan" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="LumpSumPaidInExchangeForOutstandingPlanBenefits" id="snn_LumpSumPaidInExchangeForOutstandingPlanBenefits" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ExpenseRecognisedOnDifferenceBetweenLumpSumPaidAndDefinedBenefitObligation" id="snn_ExpenseRecognisedOnDifferenceBetweenLumpSumPaidAndDefinedBenefitObligation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="GainOnAnnuityPurchaseContractConnectedToTerminationOfPlan" id="snn_GainOnAnnuityPurchaseContractConnectedToTerminationOfPlan" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="DisclosureOfOtherNotesToAccountsTextBlock" id="snn_DisclosureOfOtherNotesToAccountsTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PreTaxCashFlowProjectionPeriodForImpairmentTestingCashGeneratingUnits" id="snn_PreTaxCashFlowProjectionPeriodForImpairmentTestingCashGeneratingUnits" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ProjectionPeriodForCashFlowProjectionsIncludingPeriodToReflectExpectedGrowthCashGeneratingUnits" id="snn_ProjectionPeriodForCashFlowProjectionsIncludingPeriodToReflectExpectedGrowthCashGeneratingUnits" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ImmaterialTechnologyAssetsMember" id="snn_ImmaterialTechnologyAssetsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DistributionsReceivedPurchaseOfInterestsOnAssociates" id="snn_DistributionsReceivedPurchaseOfInterestsOnAssociates" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="LossesOnDisposalsOfPropertyPlantAndEquipmentAndIntangibleAssets" id="snn_LossesOnDisposalsOfPropertyPlantAndEquipmentAndIntangibleAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="BirminghamHipResurfacingProductsMember" id="snn_BirminghamHipResurfacingProductsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="TaxEffectOfWithholdingTaxes" id="snn_TaxEffectOfWithholdingTaxes" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="UnusedTaxLossesAndOtherCreditsCarryforwards" id="snn_UnusedTaxLossesAndOtherCreditsCarryforwards" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="UnusedTaxLossesAndOtherTaxCreditsMember" id="snn_UnusedTaxLossesAndOtherTaxCreditsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ContingentConsiderationFinancePerformanceMilestoneAchievementPeriod" id="snn_ContingentConsiderationFinancePerformanceMilestoneAchievementPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="BusinessAcquisitionsEscrowDeposit" id="snn_BusinessAcquisitionsEscrowDeposit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="BusinessAcquisitionEscrowReleasePeriodFromCompletion" id="snn_BusinessAcquisitionEscrowReleasePeriodFromCompletion" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="OtherLiabilitiesRecognisedAsOfAcquisitionDate" id="snn_OtherLiabilitiesRecognisedAsOfAcquisitionDate" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="NumberOfBondsIssuedDuringPeriod" id="snn_NumberOfBondsIssuedDuringPeriod" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="CorporateBondsMaturingInMarch2027Member" id="snn_CorporateBondsMaturingInMarch2027Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CorporateBondsMaturingInMarch2034Member" id="snn_CorporateBondsMaturingInMarch2034Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="TotalLiabilitiesMember" id="snn_TotalLiabilitiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IncreaseDecreaseInNetDebtThroughEffectOfChangesInFairValueAndForeignExchangeAdjustments" id="snn_IncreaseDecreaseInNetDebtThroughEffectOfChangesInFairValueAndForeignExchangeAdjustments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IfrsCashAndCashEquivalentsMember" id="snn_IfrsCashAndCashEquivalentsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IncreaseDecreaseInAcquisitionConsiderationDiscountUnwind" id="snn_IncreaseDecreaseInAcquisitionConsiderationDiscountUnwind" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="CreditRelatingToLegalAndOtherItems" id="snn_CreditRelatingToLegalAndOtherItems" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="AmortisationAndImpairmentOfSoftwareAndOtherIntangibleAssets" id="snn_AmortisationAndImpairmentOfSoftwareAndOtherIntangibleAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="TaxEffectOfPillarTwoTopUpTax" id="snn_TaxEffectOfPillarTwoTopUpTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="TaxLossesAndOtherTaxCreditsForWhichDeferredTaxAssetsHaveBeenRecognised" id="snn_TaxLossesAndOtherTaxCreditsForWhichDeferredTaxAssetsHaveBeenRecognised" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ResearchAndDevelopmentTaxCreditsForWhichDeferredTaxAssetsHaveBeenRecognised" id="snn_ResearchAndDevelopmentTaxCreditsForWhichDeferredTaxAssetsHaveBeenRecognised" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="OtherCashGeneratingUnitsMember" id="snn_OtherCashGeneratingUnitsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="WriteDownOfInventoryDueToDisposalOfCertainProductsAndVoluntaryProductDiscontinuation" id="snn_WriteDownOfInventoryDueToDisposalOfCertainProductsAndVoluntaryProductDiscontinuation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="InterestBearingLiabilitiesMember" id="snn_InterestBearingLiabilitiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InterestBearingAssetsMember" id="snn_InterestBearingAssetsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DecreaseInAcquisitionConsiderationThroughPaymentsMade" id="snn_DecreaseInAcquisitionConsiderationThroughPaymentsMade" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="NetDebtExcludingLeaseLiabilities" id="snn_NetDebtExcludingLeaseLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="PaymentsForAcquisitionsInCurrentYear" id="snn_PaymentsForAcquisitionsInCurrentYear" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="DescriptionOfAccountingPolicyForClimateChangeConsiderationsPolicyTextBlock" id="snn_DescriptionOfAccountingPolicyForClimateChangeConsiderationsPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="TotalIncreaseDecreaseInNetDefinedBenefitLiabilityAssetFromNetCashChanges" id="snn_TotalIncreaseDecreaseInNetDefinedBenefitLiabilityAssetFromNetCashChanges" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="IncreaseDecreaseInNetDefinedBenefitLiabilityAssetResultingFromEmployerContributionsIncludingAdjustments" id="snn_IncreaseDecreaseInNetDefinedBenefitLiabilityAssetResultingFromEmployerContributionsIncludingAdjustments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="DisclosureOfSubsidiariesAssociatesJointArrangementsJointVenturesAndPartnershipsAbstract" id="snn_DisclosureOfSubsidiariesAssociatesJointArrangementsJointVenturesAndPartnershipsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IntrafuseLlcInvestmentMember" id="snn_IntrafuseLlcInvestmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ProportionOfOwnershipInterestInOtherEntity" id="snn_ProportionOfOwnershipInterestInOtherEntity" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PercentageOfEconomicInterestHeldInAssociate" id="snn_PercentageOfEconomicInterestHeldInAssociate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="NotesDue20275.15PercentMember" id="snn_NotesDue20275.15PercentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NotesDue20345.40PercentMember" id="snn_NotesDue20345.40PercentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DisclosureOfOtherFinanceCostsTableTextBlock" id="snn_DisclosureOfOtherFinanceCostsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="UndiscountedValueOfContingentConsideration" id="snn_UndiscountedValueOfContingentConsideration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="DisclosureOfDepreciationAndAmortisationExpenseIncludedInSegmentProfitTextBlock" id="snn_DisclosureOfDepreciationAndAmortisationExpenseIncludedInSegmentProfitTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="IntegrityOrthopaedicsMember" id="snn_IntegrityOrthopaedicsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="MajorDebtTransactionsMember" id="snn_MajorDebtTransactionsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IfrsLineOfCreditFacilityIncreaseInMaximumBorrowingCapacity" id="snn_IfrsLineOfCreditFacilityIncreaseInMaximumBorrowingCapacity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="GainOnRepurchaseOfBorrowings" id="snn_GainOnRepurchaseOfBorrowings" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="TaxEffectOfNotDeductibleAcquisitionRelatedCostsInDeterminingTaxableProfitTaxLoss" id="snn_TaxEffectOfNotDeductibleAcquisitionRelatedCostsInDeterminingTaxableProfitTaxLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="InstrumentsNotYetDeployedAmount" id="snn_InstrumentsNotYetDeployedAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ExpenseFromIncrementalExcessAndObsolescenceInventories" id="snn_ExpenseFromIncrementalExcessAndObsolescenceInventories" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="DecreaseInExpenseFromReversalOfProvisions" id="snn_DecreaseInExpenseFromReversalOfProvisions" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ExpenseFromAdditionalProvisions" id="snn_ExpenseFromAdditionalProvisions" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="OtherMiscellaneousFinanceCosts" id="snn_OtherMiscellaneousFinanceCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="LaterThanThreeYearsAndNotLaterThanSevenYearsMember" id="snn_LaterThanThreeYearsAndNotLaterThanSevenYearsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ScheduleOfMovementsInCashFlowHedgeReserveTableTextBlock" id="snn_ScheduleOfMovementsInCashFlowHedgeReserveTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ScheduleOfSensitivityAnalysisOnReasonablyPossibleChangeInRiskVariableTableTextBlock" id="snn_ScheduleOfSensitivityAnalysisOnReasonablyPossibleChangeInRiskVariableTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="HedgingInstrumentAssetsLiabilities" id="snn_HedgingInstrumentAssetsLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ForwardExchangeContractSellEurosMember" id="snn_ForwardExchangeContractSellEurosMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ForwardExchangeContractSellAustralianDollarsMember" id="snn_ForwardExchangeContractSellAustralianDollarsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ForwardExchangeContractSellCanadianDollarsMember" id="snn_ForwardExchangeContractSellCanadianDollarsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ForwardExchangeContractSellJapaneseYenMember" id="snn_ForwardExchangeContractSellJapaneseYenMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ForwardExchangeContractSellSouthKoreanWonMember" id="snn_ForwardExchangeContractSellSouthKoreanWonMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ForwardExchangeContractSellEurosForUSDollarsMember" id="snn_ForwardExchangeContractSellEurosForUSDollarsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ForwardExchangeContractBuyPoundSterlingForUSDollarsMember" id="snn_ForwardExchangeContractBuyPoundSterlingForUSDollarsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ForwardExchangeContractSellEurosForPoundSterlingMember" id="snn_ForwardExchangeContractSellEurosForPoundSterlingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ForwardExchangeContractSellSingaporeDollarsForUSDollarsMember" id="snn_ForwardExchangeContractSellSingaporeDollarsForUSDollarsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ForwardExchangeContractBuySwissFrancForEurosMember" id="snn_ForwardExchangeContractBuySwissFrancForEurosMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ForwardExchangeContractSellAustralianDollarsForSingaporeDollarsMember" id="snn_ForwardExchangeContractSellAustralianDollarsForSingaporeDollarsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ForwardExchangeContractSellJapaneseYenForSingaporeDollarsMember" id="snn_ForwardExchangeContractSellJapaneseYenForSingaporeDollarsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ForwardExchangeContractOtherCurrenciesMember" id="snn_ForwardExchangeContractOtherCurrenciesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="RepurchaseOfBorrowingsAmount" id="snn_RepurchaseOfBorrowingsAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="BankOverdraftsAndLoansMember" id="snn_BankOverdraftsAndLoansMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InvestmentsForDeferredCompensationArrangementsMember" id="snn_InvestmentsForDeferredCompensationArrangementsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IncreaseDecreaseInNetDebtThroughEffectOfNonCashChangesAndForeignExchangeAdjustments" id="snn_IncreaseDecreaseInNetDebtThroughEffectOfNonCashChangesAndForeignExchangeAdjustments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IncreaseDecreaseInNetDebtThroughEffectOfNonCashMovements" id="snn_IncreaseDecreaseInNetDebtThroughEffectOfNonCashMovements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="FixedRateDebtUsDollarBondMember" id="snn_FixedRateDebtUsDollarBondMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FixedRateDebtEuroBondMember" id="snn_FixedRateDebtEuroBondMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IncreaseDecreaseInProfitOrLossDueToReasonablyPossibleDecreaseInRiskVariable" id="snn_IncreaseDecreaseInProfitOrLossDueToReasonablyPossibleDecreaseInRiskVariable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IncreaseDecreaseInProfitOrLossDueToReasonablyPossibleIncreaseInRiskVariable" id="snn_IncreaseDecreaseInProfitOrLossDueToReasonablyPossibleIncreaseInRiskVariable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IncreaseDecreaseInOtherComprehensiveIncomeDueToReasonablyPossibleDecreaseInRiskVariable" id="snn_IncreaseDecreaseInOtherComprehensiveIncomeDueToReasonablyPossibleDecreaseInRiskVariable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IncreaseDecreaseInOtherComprehensiveIncomeDueToReasonablyPossibleIncreaseInRiskVariable" id="snn_IncreaseDecreaseInOtherComprehensiveIncomeDueToReasonablyPossibleIncreaseInRiskVariable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="DisclosureOfBookValueAndMarketValueOfFinancialLiabilitiesTableTextBlock" id="snn_DisclosureOfBookValueAndMarketValueOfFinancialLiabilitiesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PurchaseOfTreasurySharesTransactionCosts" id="snn_PurchaseOfTreasurySharesTransactionCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="FinancingCashFlowsLocationAxis" id="snn_FinancingCashFlowsLocationAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FinancingCashFlowsLocationDomain" id="snn_FinancingCashFlowsLocationDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NonCurrentInvestmentsRelatingToDeferredCompensationArrangements" id="snn_NonCurrentInvestmentsRelatingToDeferredCompensationArrangements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ReserveOfCashFlowHedgesTerminatedHedgesMember" id="snn_ReserveOfCashFlowHedgesTerminatedHedgesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ReserveOfCashFlowHedgesActiveHedgesMember" id="snn_ReserveOfCashFlowHedgesActiveHedgesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="EuroCorporateBondMember" id="snn_EuroCorporateBondMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PercentageOfGrossDebtToBeMaintainedAtFixedRatesInAccordanceWithCompanyPolicy" id="snn_PercentageOfGrossDebtToBeMaintainedAtFixedRatesInAccordanceWithCompanyPolicy" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="August2025ShareBuybackProgrammeMember" id="snn_August2025ShareBuybackProgrammeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AmountOfBorrowingsThatHaveBeenConvertedFromFixedToFloatingRateUsingInterestRateSwaps" id="snn_AmountOfBorrowingsThatHaveBeenConvertedFromFixedToFloatingRateUsingInterestRateSwaps" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ReasonablyPossibleIncreaseInLifeExpectancyMeasuredInPeriodOfTime" id="snn_ReasonablyPossibleIncreaseInLifeExpectancyMeasuredInPeriodOfTime" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ReasonablyPossibleDecreaseInLifeExpectancyMeasuredInPeriodOfTime" id="snn_ReasonablyPossibleDecreaseInLifeExpectancyMeasuredInPeriodOfTime" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ActuarialAssumptionsOfDiscountAndInflationRatesMember" id="snn_ActuarialAssumptionsOfDiscountAndInflationRatesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DisclosureOfCashFlowHedgeRelationshipsTableTextBlock" id="snn_DisclosureOfCashFlowHedgeRelationshipsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="DisclosureOfMovementsInFinancialInstrumentsMeasuredAtLevel3InFairValueHierarchyTableTextBlock" id="snn_DisclosureOfMovementsInFinancialInstrumentsMeasuredAtLevel3InFairValueHierarchyTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
</xsd:schema>
