通过3,721例临床实践,作者认为利凡诺胎膜内引产安全有效,操作简便,感染率低,因此值得推广使用,为了明瞭利凡诺引产对母亲及胎儿的影响,作了利凡诺在下列情况之含量测定:①孕妇术后尿中排出量,②母体血中含量,③羊水中含量动态变化,④胎儿组织及胎盘中的分布等。实验结果证明大部分利凡诺进入胎儿体内,而进入母体的量极少。 Through 3,721 clinical practice, the authors believe that Rivanol is safe and effective in induction of labor in the fetal membranes, easy to operate, low infection rate, and therefore worthy of promotion. In order to clarify the effects of Rivanol on maternal and fetus, Determination of the content of the situation: ① postoperative urinary excretion of pregnant women, ② maternal blood content, ③ dynamic changes in amniotic fluid content, ④ fetal tissue and placental distribution. Experimental results show that most of the rivanol into the fetus, and very little into the maternal.