高压蒸汽灭菌的有效期仅 1周 ,而从供应室发到临床科室的实际有效期仅 3～ 4d,在此期限内如未使用 ,就算过期包 ,需重新灭菌后方可再使用 ,据统计 ,各类备用包平均使用率仅 5 0 %左右 ,为了延长无菌包的使用时间 ,减少浪费及不必要的重复劳动 ,从 1997年 2月开始 ,我们从改善无 Autoclave is valid for only 1 week, and the actual validity period from supply room to clinical department is only 3 ~ 4d. If it is not used within this period, it will need to be sterilized before it can be re-sterilized before use. According to statistics, The average utilization rate of all types of backup packages is only about 50%. In order to prolong the service life of aseptic packages, reduce waste and unnecessary duplication of effort, we started from February 1997 to improve