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妊娠14～18周的孕妇,经腹壁行羊膜腔穿刺比较困难,羊膜腔外利凡诺引产失败率较高。从1987年11月1日开始,我们改用经宫颈管羊膜腔内注入利凡诺引产120例,取得了一定的效果,现将方法及结果报告如下: 方法我们选择妊娠14～18周无利凡诺引产禁忌证的孕妇(后因发现前置胎盘,将孕周扩大到26周),术时常规消毒,显露宫颈,用一自制的导管按宫颈管的弧度缓缓插入,通过宫颈管内口时固定导管,用股动脉穿刺针循导管腔进入宫腔行羊膜腔穿刺,有羊膜囊突破感后,可见羊水经穿刺针流出,经穿刺针注入利凡诺
Pregnant women 14 to 18 weeks of pregnancy, the amniotic canal puncture through the abdominal wall more difficult, a higher rate of failure of amniotic extra-amiodarrhea abortion. From November 1, 1987 onwards, we use transesophageal amniotic infusion of rivanol induced 120 cases of induced abortion, and achieved some results, the methods and results are reported as follows: Methods We choose 14 to 18 weeks of pregnancy without Ricardo Induction of contraindications to pregnant women (because of the discovery of placenta previa, the gestational age expanded to 26 weeks), routine disinfection, revealing the cervix, with a homemade catheter according to the curvature of the cervical canal slowly inserted through the cervical canal when the mouth fixed Catheter, with the femoral artery puncture needle into the uterine cavity of the line of amniotic canal puncture, amniotic cysts with a sense of breakthrough, the amniotic fluid can be seen through the puncture needle, the needle injection rivanol