近年来,行输卵管结扎的妇女要求施术恢复生育功能者日益增多,在西方以离婚后再次结婚者为主,在我国绝大多数因小孩夭折要求施术。Metz 等认为,对年轻已婚妇女行输卵管结扎术时,必须持慎重态度,应选择有利于今后行再通术的结扎术或其他绝育方法;同时还必须提高再通术的技巧,以提高恢复生育功能的成功率。同时,可逆性输卵管阻断技术的研究也就显得更为重要了。当前,国外对可逆性输卵管阻断术和改进输卵管结扎方法的研究方兴未艾。Hulka等研制了输卵管弹簧夹和输卵管套圈(Fal-lope Ring),Craft 等又新创了Bleier 安全夹 In recent years, the women who underwent tubal ligation are required to increase their reproductive function by surgery. In the West, the main reason for remarrying after divorce is that most of the children in China require surgery because their children die prematurely. Metz, etc., that young married women tubal ligation, we must take a cautious attitude should be selected in the future line recanalization ligation or other sterilization methods; at the same time also must improve recanalization techniques to improve the recovery Fertility success rate. At the same time, the research of reversible tubal blocking technology becomes even more important. At present, the overseas researches on reversible tubal occlusion and improved tubal ligation are in the ascendant. Hulka and other developed tubal spring clip and fallopian tube ring (Fal-lope Ring), Craft, etc. created a new Bleier safety clip