医疗用品的严格消毒与洁净无菌是控制医院内感染发生的关键。如果消毒灭菌观念不强，就会给患者造成医源性感染、身心痛苦和不必要的经济损失。我们以外科换药用的盐水棉球为主要检测对象，在１９９８年上半年对其进行常规生化检查，结果表明有一定的污杂，通过积极采取处理措 The strict disinfection of medical supplies and clean sterile control of the hospital infection is the key. If disinfection and sterilization concept is not strong, it will cause iatrogenic infection, physical and mental suffering and unnecessary economic losses. Our surgical dressing with salt water cotton ball as the main test object, in the first half of 1998 to carry out regular biochemical tests showed that there is a certain degree of contamination, through the active treatment measures