RESUMEN
Objective To compare the clinical effect of three types of intrauterine devices and their adverse events.Methods From June 2012 to June 2013,683 women of reproductive age underwent the insertion of Gyne Fix-IN IUD,Mcu IUD and HCu280 IUD in Family -Planning Service Outlet of Yi -shan District in Zaozhuang City were collected in this study.The patients were followed up for 1year.The clinical effect and adverse events of three types of intrauterine devices were compared.Results The expulsion rate of Gyne FixIN IUD (0.88%)group was lower than those in the Mcu IUD (3.95%)and HCu280 IUD (4.41%)group (χ2 =4.565,5.514,all P 0.05).Conclusion The three kinds of IUDs could be used as the first menstrual period returns after vaginal delivery.HCu280 IUD has good clinical effect.The effective contraception rate is high while adverse events are low.It is worthy of clinical use.