【摘要】 随机抽取儿科病房应用中的头罩24个及备用头罩8个进行细菌学监测．结果显示：使用中的头罩24h平均染菌量为29．3cfu／cm2，全部超过标准，备用头罩至7d时有5个渠菌量超过标准。建议使用中的头罩应24h更换一次，备用头罩每周消毒两次。更多还原

【Abstract】 24 being used and 8 spare head-coverings were sampled at random in the pediatric ward for detecting bacteria Results showed that the number of 24h mean bacterium of the all head-coverings was 29.3cfu/cm2, exceeding standard, and there were 5 bacteria by 7 days in the spare head coverings, exceeding the standard. It is suggested that the head-coverings shonld be replaced by the new ones per 24h, and the spare coverings should be disinfected twice weekly.更多还原