宫内节育器(IUD)是我国育龄妇女普遍采用的一种长效避孕器具。但绝经后的妇女因子宫萎缩,IUD放置时间较长,取出有一定困难,甚至失败。为便于取环,减少受术者的痛苦,采用利多卡因宫颈及颈管表面麻醉,取得了满意效果。1 临床资料1.1 观察对象:自1996年2月至今,取绝经半年以上,盆腔 IUD (IUD) is a long-term contraceptive device commonly used by women of childbearing age in our country. However, postmenopausal women due to uterine atrophy, IUD placement for a long time, remove some difficulty, or even failure. In order to facilitate the ring, reducing the pain of the surgeon, the use of lidocaine cervical and cervical surface anesthesia, and achieved satisfactory results. 1 Clinical data 1.1 Observation object: From February 1996 to date, more than half a year after menopause, pelvic