节育器异位是在放置时,造成子宫穿孔,节育器被推出子宫腔外,进入盆腔或腹腔中;也有少数病例,由于放置时损伤部分宫壁,再因子宫收缩,环嵌入宫壁或逸出宫外。有的在手术当时发觉,但往往是经过一定时间始被发现。这一手术合并症,已经引起了计划生育工作者的重视。本文对近五年中我院 Idiopathic ectopic is placed when the uterus is caused by perforation, IUD is introduced into the uterine cavity, into the pelvic or abdominal cavity; there are a few cases, due to damage when placed part of the uterine wall, and then due to contraction of the uterus, the ring embedded in the Palace wall or Yi Ectopic. Some found at the time of surgery, but often after a certain period of time was found. This surgical complication has drawn the attention of family planning workers. This article in the past five years in our hospital