西地泮具有镇定、催眠、抗惊厥及较强的肌肉松弛作用,在临产后应用可促进宫口扩张,加速产程进展。缩宫素在产科领域已广泛应用,在产程中如何适时恰当应用缩宫素是决定分娩能否顺利的关键。1资料与方法1.1一般资料2003年10月至2006年12月在我院经阴道分娩200例产妇,年龄最小22岁,最大32岁,平均25岁; Semidazan with calming, hypnosis, anticonvulsant and strong muscle relaxation role in postpartum application can promote cervical dilatation and accelerate labor progress. Oxytocin has been widely used in the field of obstetrics, how to properly apply oxytocin in the labor process is the key to determine whether the delivery is smooth. 1 Materials and Methods 1.1 General Information October 2003 to December 2006 transvaginal delivery in our hospital 200 maternal, the youngest 22 years old, maximum 32 years old, average 25 years old;