摘要
本文对宫型ＩＵＤ临床避孕效果作了观察，效果满意，并对该环的副作用如何进行预防性治疗作一探讨。
The clinical contraceptive effect of uterine cavity shape IUO was observed with satisfatory results. This paper also discusses the side effect prevention and treatment of annulus.
关键词
宫型IUD避孕
节育
副作用
Uterine cavity shape IUD
Contraception
Possible side effects
