宫内节育器(IUD)是一种安全、有效、简便、经济、可逆的避孕工具[1]。据统计,目前我国近1亿育龄妇女使用宫内节育器进行避孕[2],占综合节育措施的50%,是最常用的避孕方法。宫内节育器应当在绝经半年至1年内取出。绝经后妇女常对取环存在恐惧害怕或者不取无所谓等心理,造成绝经后宫内节育器不能如期取出,导致取环困难。笔者通过对 IUD is a safe, effective, simple, economical and reversible contraceptive tool [1]. According to statistics, at present, nearly 100 million women of childbearing age in China use IUDs for contraception [2], accounting for 50% of the comprehensive birth control measures, which is the most commonly used method of contraception. IUD should be removed within six months to one year after menopause. Postmenopausal women are often afraid of taking ring fear or do not take careless psychology, resulting in postmenopausal IUD can not be removed on schedule, leading to difficulties in taking the ring. The author passed