CONF-14-Xin-Zhao-Wayne-Xu.pdf

1、A STUDY OF ESTABLISHMENT AND EVALUATION OF A RISK PREDICTIONMODEL FOR STEAM STERILIZATIONName:Xin ZhaoAffiliation:Xuanwu Hospital Of Capital Medical University-Beijing.China Establised in 1958 National Center for Neurological Disorders National Clinical Research Center for Geriatric Diseases Amount

2、of Beds：1643 Amount of ORs：39 Steam sterilization is still the most preferred method in hospital Quality control of sterilization process:Professional competence of staffPerformance of sterilizerbackgroudA High level sterility assurance shall be achieved by effective combination of human and equipem

3、ent！Forced shutdownRe-SterilizationDelivery delayWork overtimeWaste resourcesSterilizer Unexpected Alarmbackgroudbackgroud 24 alarms of sterilizers in total were triggered in 2021.320 packs had to be re-packed and re-sterilizerd due to those alarms.AlarmNumber of Alarm（%of Total）ResolutionAlarm duri

4、ng Pre-Vac phase4（16%）Pressure sensor calibration Tighten pipingsAlarm during Sterilization phase10（42%）Temperature sensor calibrationAlarm during other phases10（42%）Replace PLC battery This experiment is an attempt to establish a sterilization risk prediction model,by applying criteria stricter tha

5、n the control system of sterilizer,to proactively intervene in the sterilization process at an early stage thus provide Early warning of the sterilization quality.It eliminates the risk of failure much earlier and allows CSSD to manage the sterilizer in a proactive and predictable manner.ObjectiveMa

6、terrials and Methods-Experiment Group Define stricter sterilization criteria than machine logicBatch Report BasedA Take additional 2 Theoritical Temp.into account.Batch Documentation System BasedB Inplement Safety Margin concepts for assessmentSafety Margin Concept BasedC Optimize our criteria by re