应用失效模式与效应分析改善压力表计量检定流程

Applying Failure Mode and Effect Analysis on the Improvement of Verification Process of Pressure Gauge

目的探寻一种有效的压力表计量检定流程,从而提高医院压力表计量检定覆盖率。方法利用失效模式与效应分析(Failure Mode and Effect Analysis,FMEA)管理工具分析当前压力表计量检定流程中存在的高风险流程及失效模式,通过调查计算出每一项失效模式的危害指数,按照危害指数的高低进行决策分析,制定相应的对策并逐项落实整改。结果通过整改,大部分失效模式得以修正,压力表计量检定流程得以改善,压力表计量检定覆盖率达到100%。结论应用FMEA来改善压力表计量检定流程的方法简单且有效。

Objective To explore an effective verification process of pressure gauge,so as to improve the coverage rate of metrological verification of pressure gauges in hospital.Methods By using the failure mode and effect analysis(FMEA)management tools,this paper analyzed the high risk process and failure mode existing in the current metrological verification process of pressure gauge.Through the investigation,the hazard index of each failure mode was calculated.According to the level of hazard index,it could formulate corresponding countermeasures and implement rectification item by item.Results Through the rectification,most failure modes were corrected,the metrological verification process has been improved,and the coverage rate of metrological verification of pressure gauge reached 100%.Conclusion The method of using FMEA management tool to improve the verification process of pressure gauge is simple and effective.