宫内节育环是一种简便有效对女性生理影响确小的避孕方法,深受群众欢迎,但是在放置过程中还存在一些问题。本文仅就四例金属环外游及子宫肌壁嵌入进行分析如下:一、环外游发现经过及诊断方法, Intrauterine contraceptive ring is a simple and effective contraceptive method for women’s physical impact is indeed small, welcomed by the masses, but there are still some problems in the placement process. This article only four cases of metal ring and uterine muscle wall embedding for analysis are as follows: First, the discovery of the outbound travel and diagnosis,