我院１９８９年至１９９１年，采用胎头吸引术助产滑脱率较高，为了确保在行胎头吸引器助产术中的母婴安全，本文对吸引器滑脱问题作一回顾性分析，报道如下。１临床资料１．１一般资料自１９８９年１月至１９９１年１２月本院足月妊娠分娩产妇共１６２０例。行胎头吸引术... In our hospital from 1989 to 1991, the use of fetal head suction technique of high rates of spondylolisthesis, in order to ensure that fetal head suction in the midwifery mother and child safety, this article on the suction slippage for a retrospective analysis reported as follows. 1 Clinical data 1.1 General information from January 1989 to December 1991 at our hospital a total of 1620 cases of childbirth of pregnant women. Line head suction technique