剖宫产术是相对无菌手术 ,正常情况下阴道内存在的潜在致病菌和非致病菌都能导致术后感染。大量文献报道剖宫产术围术期预防用药可减少术后病率及子宫内膜炎的发生 ,其用药方法及用药时间有多种方案。为探讨更合理使用抗生素减缓耐药菌株产生 ,我院自 1999年在剖宫产术围术期预 Cesarean section is relatively aseptic surgery, under normal circumstances vaginal presence of potential pathogens and non-pathogenic bacteria can cause postoperative infection. A large number of literature reported perioperative prophylaxis cesarean section can reduce the incidence of postoperative disease and endometritis, the use of drugs and medication time there are a variety of programs. In order to explore a more rational use of antibiotics to reduce drug-resistant strains, our hospital since 1999, cesarean section perioperative pre-