达芬奇手术机器人设备故障模式分析及预防性维护策略研究

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中图分类号TP24 文献标识码A 文章编号2096-7721（2026）03-0492-06

Analysis of equipment failure modes and preventive maintenance strategies for Da Vinci surgical robots

JINXin'，YUANHanchao²，YEYuan

（1.DepartmentofeicalchologuportQaiedicalreaeralHspitalfsteateroand， China;2.DeparmentofedicalEqupnt，angJiagngHosial/tatedJiangngHospialofjingdicalUsity Nanjing ， China）

AbstractObjective：Toanalyzethefailuremodes，patensandunderlyingcausesoftheDaVincisurgicalrobot，andtostablisha scientficandientprevetiveteanesategtomprovepenteliabilitysuresuricalsfetyndotroltio and maintenancecosts.Methods：Aretrospectiveanalysis wasconductedon62repairrecordsof theDa Vinci Sisurgical systemin theGeneralHospitalofEasteTeaterCommandfromJauary2022toDecember24Faluremode，efects，ndcritcalityalsis （FMECA）wasusedtoclasifydataincuding equpment model，failure modules，penomenaourencetiming，repairtie，and maintenancecostsforrootcauseanalyzing.Results：Amongthe1O7individualfilureeventsinthe6faultrepairrecords，hefailure rates of the robotic arm （38.32% ）， imaging system （28.04% ， and main console （18.69 % ） were the highest.Failures mostly occurred during surgery （45.79%） and during power-on self-check （32.71%） . When responsibility lay with the original equipment manufacturer （OEM）， meanresponseie，diagnostictim，epairtie，andotaldowntimeweresignificantlyngerthantosehnresponsibiltylaywithte hospital （ P <0.05）.Theroboticarm （completeset）hadthe highestsinglereplacementcost （180，OCNY）andtotalcost （540，0 CNY）， whileEndoWistsurgicalinstrumentsshowedtehighestrepacementfrequency（29times）.MECAshowedhatteghesiskpririty numbers（RPN）wereanipulatorjointoverload，stereosopiclenssufcecoamiatin，CCamraaging.Conclusio：Fusofa Vincisurgicalrobothassignificantregularityandmoduleoncentration.Developing argetedpreventivemaintenancestrategiscterdonperiodicdeepmaintenance，predictivereplacementofkeycmponentsbasedonlifespanprdiction，andstrengtenngitraopatie operational standards can reduce the frequency of high-RPN failures and ensure patient safety.

KeyWordsSurgicalRobot;EquipmentFailure;FailureModeandEfectsAnalysis;PreventiveMaintenance;MedicalEquipment Management

近年来，随着外科手术技术迈向微创化、精准化与智能化的新时代，手术机器人作为高端医疗装备的典型代表，正深刻地改变着传统外科的手术模式[-2]。（剩余11257字）