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目的观察长链季铵盐消毒剂喷雾在手术室空调过滤网清洁消毒中的应用效果。方法用棉拭涂抹采样检测方法,评价了长链季铵盐消毒剂喷雾空调过滤网清洁消毒效果。结果用含1000 mg/L氯化苄胺松宁的该消毒液对水清洗过的空调过滤网作喷雾消毒,作用5 min可使空调过滤网表面自然菌菌数<1.0 cfu/cm2,消毒合格率100%。仅用清水清洗空调过滤网虽然可使污染菌数有所下降,但卫生合格率只有30%。结论手术室内空调过滤网采用刷洗+长链季铵盐消毒剂喷雾可作为空调过滤网清洁消毒的方法。
Objective To observe the application effect of long-chain quaternary ammonium salt disinfectant spray in the cleaning and disinfection of air-conditioning filter in operating room. Methods Cotton swab smear sample detection method to evaluate the long-chain quaternary ammonium disinfectant spray air-conditioning filter cleaning effect. Results The disinfectant containing 1000 mg / L benzylamine was spray sterilized water-purifying air filter for 5 min, so that the number of natural bacteria on air filter surface was less than 1.0 cfu / cm2. Rate of 100%. Clean air conditioning filters with only water can reduce the number of contaminated bacteria, but health pass rate of only 30%. Conclusion The operating room air-conditioning filter brush + long-chain quaternary ammonium disinfectant spray can be used as air-conditioning filter cleaning and disinfection methods.