我院自1980～1983年开展了改良法臀位外倒转术500例取得了效果,现总结如下: 临床资料:一、手术指征:(一)胎儿正常且为单胎;(二)胎膜未破有适量羊水;(三)无子宫畸形;(四)无明显骨盆狭窄;(五)先露部未入盆或虽已入盆但能退出者;(六)无剖腹产史或产前流血史者;(七)无自然流产史;(八)无妊娠中毒症;(九)无中、重度贫血者。 Our hospital from 1980 to 1983 to carry out the modified breech incision 500 cases achieved the effect, are summarized as follows: Clinical data: First, the surgical indications: (a) the fetus is normal and a single child; (b) fetal membranes (3) no uterine anomalies; (4) no obvious pelvic stenosis; (5) the first part of the Ministry has not yet entered the basin or even into the basin but can exit; (6) no history of cesarean section or prenatal bleeding History; (seven) no history of spontaneous abortion; (eight) no gestational toxicosis; (nine) no, severe anemia.