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避孕环为一种较安全、有效、简便、经济的避孕工具,深受广大育龄妇女和妇产科工作者的欢迎.为了提高避孕效果,减少带器妊娠、脱环及副反应,于1984年调查了空直单位放置宫内节育器者300例.上环时年龄为24～42岁,以26～35岁者为多,占87%,对象以医务工作者最多,占59%,还有工人、教师、农民和居民.带环时间最短1～2月,最长者12年,其中以2年者最多,占33%.300例中自然脱落16例
Contraceptive ring is a safe, effective, simple and economical contraceptive tool, welcomed by the majority of women of childbearing age and obstetrics and gynecology workers .In order to improve the contraceptive effect, reduce the pregnancy with the device, the ring and side effects, in 1984 Investigation of the empty unit to place the IUD in 300 cases.Shanghuan at the age of 24 to 42 years old, 26 to 35 years of age were more, accounting for 87%, the object of medical workers up to 59%, and Workers, teachers, peasants and residents with the shortest ring with 1 to 2 months, the longest 12 years, of which 2 years were the most, accounting for 33% .300 cases of natural shedding in 16 cases