对 460例 45～ 62岁取节育环妇女进行临床分析 ,其中不锈钢金属圆环组 3 77例 ,V环 5 2例 ,r环及 T环 3 1例。取环困难者 44例 ,于宫腔镜下取环 ,43例顺利取出 ,1例 V环完全嵌置肌层内取环失败。取环妇女年龄越大 ,放环年限越长 ,取环较困难 ( P<0 .0 1)。绝经后常规取环组为 1.46± 2 .0 6年 ,取环困难宫腔镜取出者为 4.12± 3 .0 8年 ( P<0 .0 1)。 V环放置年限 >10年者取环困难比圆环者为高 460 cases of 45 to 62-year-old women with contraceptive ring clinical analysis, of which 377 cases of stainless steel ring group, 52 cases of V ring, r ring and T ring 31 cases. Forty-four patients were suffering from ring failure. Hysteroscope was used to take the ring, and 43 patients were removed smoothly. One patient with V-ring completely failed to insert the inner loop of the muscle. The greater the age of fetus women, the longer the duration of radiotherapy, the more difficult to take the loop (P <0.01). Conventional ring group after menopause was 1.46 ± 2.06 years, removal of hysteroscopy was 4.12 ± 3.08 years (P <0.01). V-ring life of more than 10 years to take the ring more difficult than the ring