近年来 ,我院对门诊产前检查为臀位的孕妇 30例 ,采用一种改进膝胸卧位方法纠正臀位 ,效果满意。1 临床资料　 30例臀位的孕妇 ,初产妇 17例 ,经产妇3例 ,年龄 2 2～ 33岁 ,平均 2 6 .3岁 ,孕周在 30～ 34周之间 ,均为臀位。方法　先让孕妇在每天早晨、晚上排空膀胱 ,空腹或饭 In recent years, our hospital on outpatient antenatal examination for the breech of 30 pregnant women, the use of an improved knee-chest supine method to correct breech, the effect is satisfactory. 1 clinical data 30 cases of breech of pregnant women, primipara 17 cases, 3 cases of maternal, aged 22 to 33 years old, an average of 26.3 years old, gestational age between 30 to 34 weeks, are breech. Method First, pregnant women in the morning, night emptying the bladder, fasting or meal