医院是病原微生物比较集中的地方。手术病人由于自身抵抗力比较弱 ,加之大量使用抗生素引起耐药菌株增多、菌群失调以及广泛使用医疗器械、敷料等原因 ,给消毒灭菌增加了难度 ,致使院内感染时有发生 ,直接影响了医疗效果。因此 ,必须对手术病人院内感染因素给予高度重视。1　临 The hospital is more concentrated pathogenic microorganisms. Surgical patients because of their relatively weak resistance, combined with extensive use of antibiotics caused by increased resistance strains, flora and extensive use of medical equipment, dressings and other reasons to increase the difficulty of disinfection and sterilization, resulting in nosocomial infections have a direct impact Medical effect. Therefore, we must pay great attention to nosocomial infection in surgical patients. 1 Pro