目前,子宫内膜去除术(endom etrial ab lation,EA)已经广泛用于治疗异常子宫出血。由于EA是将光、电、热、微波等能源导入宫腔,通过切割、汽化、凝固等作用破坏或切除子宫内膜全层及其下方部分浅肌层而达到治疗目的,因此,EA的实施与组织损伤相伴随。为了提高EA的安全性和有效性 At present, endometrial ablation (EA) has been widely used to treat abnormal uterine bleeding. Because EA is the light, electricity, heat, microwave and other energy into the uterine cavity, through the cutting, vaporization, coagulation and other functions to destroy or remove the full thickness of the endometrium and the lower part of the muscular layer to achieve therapeutic purposes, therefore, the implementation of EA Accompanied by tissue damage. In order to improve the safety and effectiveness of EA