烧伤病房换药前后空气中细菌菌落数的动态观察和对策

Dynamic Observation and Measurement of Bacteria Colonial Counting in the Air around Changing the Dressing in the Brn ward

用平板自然沉降法，对烧伤病房换药前后空气中细菌菌落数进行动态观察，结果显示，换药前后空气中细菌菌落数含量较高。经换药前增加一次空气消毒．可减少空气中细菌数的含量，提示我们不可忽视烧伤病房换药前的空气消毒，有利于改善换药环境。

We dynamically observed bacteria colonial countings with Plating natulal sedimentation method in the air around dressing n burn ward . The result showed : There were high colonial countings in the airaround dressing . By adding once air disinfection before dressing it could decrease bacteria countings .So we shouldn't ignor air sterilization to improve the dresing surroundings before dressing in bum ward