Comparing the efficacy and pregnancy outcome of intrauterine balloon and intrauterine contraceptive device in the prevention of adhesion reformation after hysteroscopic adhesiolysis in infertile women

To evaluate the efficacy and pregnancy outcome of intrauterine balloon and intrauterine contraceptive device in the prevention of adhesion reformation after hysteroscopic adhesiolysis in infertile women with moderate to severe intrauterine adhesion

为评估宫内球囊与宫内节育器在预防不孕妇女中重度宫内粘连行宫腔镜粘连分离术后粘连再形成的有效性及妊娠结局，本研究旨在进行系统性的效果评估。