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目的分析评价4种宫内节育(IUD)的安全性和避孕效果,为指导育龄妇女节育避孕措施的知情选择提供科学依据。方法对1138例分别放置Mcu、ML375、Cu300、Tcu220C4种IUD的育龄妇女,进行3年跟踪随访,对其术后月经量增多、经期延长、阴道不规则流血、疼痛、脱环、带器妊娠、白带增多等情况进行比较分析。结果Mcu的不良反应较为严重;ML375和Cu300的不良反应次之;Tcu220C不良反应最轻。Cu300的脱环率最高;Tcu220C、Mcu和ML375三者的脱环率都比较低。带器妊娠率Mcu和Cu300最高;ML375和Tcu220C均低。结论临床应根据受器者的具体情况选择适当的IUD。
Objective To analyze and evaluate the safety and contraceptive efficacy of four kinds of intrauterine contraception (IUD), and provide a scientific basis for the informed choice of contraception for contraception in women of childbearing age. Methods A total of 1138 women of childbearing age with Muc, ML375, Cu300 and Tcu220C4 IUDs were followed up for 3 years. Their postoperative menstrual volume, menstrual period, irregular vaginal bleeding, pain, Leucorrhea increase and so on comparative analysis. Results Mcu adverse reactions were more serious; ML375 and Cu300 adverse reactions followed; Tcu220C the lightest adverse reactions. Cu300 the highest rate of the ring; Tcu220C, Mcu and ML375 the three ring rates are relatively low. Pregnancy rate with Mcu and Cu300 highest; ML375 and Tcu220C were low. Conclusion The clinical should be based on the specific circumstances of those who choose the appropriate IUD.