我院位于黑龙江省北部,冬季气候寒冷常在零下20℃～30℃,病房门窗紧闭,通风受限,病房空气污染较重,是医院感染发生的高危季节。为探讨和选择合理的空气净化方法,为预防医院感染提供有效措施,我院从1996年12月至1997年2月对本院普通病房通风前、通风后及紫外线消毒后的空气细菌含量,细菌分类进行了监督调查。现将结果报告如下。 Our hospital is located in the northern part of Heilongjiang Province. The cold weather in winter is often minus 20 ℃ ~ 30 ℃. The windows and doors of the ward are closed and the ventilation is limited. The ward air pollution is heavy. It is a high-risk season for nosocomial infections. In order to explore and choose a reasonable method of air purification, to provide effective measures for the prevention of nosocomial infections, our hospital from December 1996 to February 1997 in our hospital general ward before ventilation, ventilation and ultraviolet disinfection of air bacteria, bacteria Classification conducted a surveillance survey. The results reported below.