随着胎儿监护水平的提高,麻醉及手术的进步,我国剖宫产率不断上升[1]。但是剖宫产不是绝对无菌手术。本研究选用在我院分娩,具有不同潜在感染因素的剖宫产产妇45例,术中采用氨氯西林钠单次用药预防术后感染,进行了前瞻性研究及观察,取得了满意效果,现报道如下。1　资料与方法1. With the improvement of fetal monitoring, anesthesia and surgical progress, China’s cesarean section rate continues to rise [1]. However, cesarean section is not absolutely aseptic surgery. In this study, 45 cases of cesarean section with different potential infection factors were employed in our hospital. A single dose of amoxicillin sodium was used during operation to prevent postoperative infection. The prospective study and observation were carried out and satisfactory results were obtained. Reported as follows. 1 Materials and Methods 1.