功能失调性子宫出血(dysfunctional uterine bleeding,DUB),为妇科常见病,可发生于月经初潮至绝经前的任何年龄,50%患者发生于绝经前期[1]。本组病例为围绝经期药物治疗效果差而月经量较多的顽固性DUB患者。子宫内膜射频消融术 Dysfunctional uterine bleeding (DUB) is a common gynecological disease that can occur at menarche to premenopausal age and in 50% of premenopausal women [1]. This group of patients perimenopausal medication for poor efficacy and menstrual flow more refractory DUB patients. Endometrial radiofrequency ablation