Conclusion: Canalization with COOK guide wire under TV hysteroscope is available in clinical treatment of fallopian tube obstruction.

管插管及COOK导丝用于电视宫腔镜管阻塞的疗，能有效管，显著提高管的畅率。

Objective:To study the effect and safety of treating submucous myoma by hysteroscope electrotomy.

目的探讨宫腔镜电切术疗粘膜子宫肌瘤的疗效及安全性。