我们于1990年11月随机抽检了江阴市77家个体诊所的污染情况。调查中,检测注射针头等诊疗器材19份,细菌阳性9份,阳性率为47.37％;医护人员手及操作桌面样品48份,38份细菌数超过8 cfu/cm~2,超标率为79.2％;常用消毒液样品25份,3份超过250 cfu/ml,超标率为12.0％;诊疗室空气样品77份,52份超标(>2500 In November 1990, we randomly sampled the pollution of 77 individual clinics in Jiangyin City. In the investigation, 19 medical devices such as injection needles were tested, the positive rate was 47.37%, the positive rate was 47.37%, the number of health care workers was 48 and desktop samples were operated, 38 bacteria exceeded 8 cfu / cm ~ 2, 25 disinfectant samples were used, 3 samples were over 250 cfu / ml, and the exceeding standard rate was 12.0%; 77 air samples in treatment room and 52 samples were over 2500