目的观察放置吉妮宫内节育器(IUD)的临床避孕节育效果。方法采用知情选择对辖区内已婚育龄妇女的服务对象。结果放置吉妮IUD 620例,1年以上续用604例,续用率97.41%;带器妊娠7例,占1.13%。结论吉妮IUD避孕效果好,续用率高,尤其适用于宫腔大、宫口松、过去反复脱落,带器妊娠者。 Objective To observe the clinical effect of contraception and birth control on the IUD. Methods The informed choice of married women of childbearing age within the area of ​​service targets. Results The results showed that there were 620 cases of Gini IUD, and 604 cases were continued for more than one year, with a follow-up rate of 97.41%. There were 7 pregnant women with devices, accounting for 1.13%. Conclusions Gini IUD contraceptive effect, continuous use rate is high, especially for the uterine cavity, cervix pine, the past repeatedly off, with pregnancy.