目的观察不同类型宫内节育器放置5年后的临床效果。方法观察600例门诊放置宫内节育器的育龄妇女,分为三组,其中活性药物缓释含铜及引哚美辛MYCU-IUD 200例,活性带铜T形IUD(TCu-380)200例,母体乐IUD(塑料支架)200例,随访5年。结果 MYCU-IUD、TCu-380A及母体乐IUD妊娠率分别为6%,7.5%和10.5%;因异常出血或腹痛不适取出率分别为3%、4%和4.5%。结论活性药物缓释含铜及引哚美辛MYCU-IUD的临床效果明显优于活性带铜T形IUD和母体乐IUD,为育龄妇女使用宫内节育器的首选。 Objective To observe the clinical effect of different types of IUD after 5 years. Methods 600 women of childbearing age who were placed in the clinic with IUD were divided into three groups. 200 patients were treated with copper and domperidone (MYCU-IUD) and 200 patients with copper T-shaped IUD (TCu-380) , Mother music IUD (plastic stent) 200 cases, followed up for 5 years. Results The pregnancy rates of MYCU-IUD, TCu-380A and maternal music IUD were 6%, 7.5% and 10.5%, respectively. The rates of abnormal bleeding or abdominal discomfort were 3%, 4% and 4.5% respectively. Conclusions The clinical efficacy of copper-containing sustained-release drug and dithromycin MYCU-IUD is better than that of copper I-TUD and parental IUD, which is the first choice for women of childbearing age who use IUD.