16例要求复通原因为子女夭折，个别为再婚者。受术者年龄为24～38岁之间，平均为28.7岁，复通术距绝育术时间为1．5～8年，平均为4．1年。术前检查：要求女方月经周期规律，经期、经量正常。妇科检查：子宫大小正常，活动良好，双侧附件正常（术前常规男方精液检查正常）。手术 Reasons for recurrence of 16 cases of children died because of the child, individual remarried. By the age of patients between the ages of 24 to 38 years, with an average of 28.7 years old, the time of replenishment surgery from 1.5 to 8 years, with an average of 4.1 years. Preoperative examination: the woman’s menstrual cycle requirements, menstrual period, normal volume. Gynecological examination: normal uterine size, good activity, normal bilateral attachment (preoperative routine male semen check normal). surgery