Shelf Life of Paper-plastic Packing Items after Steam Sterilization / 中华医院感染学杂志

ABSTRACT

OBJECTIVE To study the shelf life of paper-plastic packing items after steam sterilization in different time and different environment.METHODS From Jan to Dec 2005,monthly take ten samples which deposited in central sterilization supply department,emergency room and postpartum room at the same time for bacterial culture.Every time we took ten sterility packs in each department as mentioned,paper-plastic packing had been adopted for the sterility packs in steam sterilization.RESULTS The sterility packages in clinical departments started to grow bacteria from the 9th month.And packages in supply room had no bacteria even at the 12th month.CONCLUSIONS In order to ensure the sterilization quality of paper-plastic packing with steam sterilization,we should choose high quality package material,ensure the cleaning quality,supply favorable storage environment and decrease the artificial pollution.