本文对中医院病房和门诊的部分听诊器进行细菌学监测,细菌培养阳性率为89.47％,听诊器的耳塞和头部的污染情况比胶管严重。这是造成病人与病人,病人与医护人员交叉感染不可忽视的因素。采用福尔马林蒸气消毒和2％戊二醛擦拭法进行消毒,细菌培养阳性率下降到12.5％。 In this paper, we carried out bacteriological monitoring of some stethoscopes in wards and clinics of Chinese medicine hospitals. The positive rate of bacterial culture was 89.47%. The ear plugs and head of stethoscope were more serious than the hoses. This is the cause of patients and patients, patients and medical staff cross-infection can not be ignored. Sterilization was performed using formalin steam sterilization and 2% glutaraldehyde wiping. The positive rate of bacterial culture decreased to 12.5%.