我院自１９９７年以来，共收治异位妊娠２３例，其中发生于绝育术后２例，发生率占８．６９％，现分析如下。１　病例简介例１，２７岁。在乡医院行女扎术后６月，无明显停经史及外伤史。因腹痛１天入院，根据症状体征考虑宫外孕而急诊剖腹探查，见双侧输卵管峡部均有７－０丝 Our hospital since 1997, a total of 23 cases of ectopic pregnancy, which occurred in 2 cases after sterilization, the incidence rate of 8.69%, are analyzed as follows. Case description 1 cases 1,27 years old. In the township hospital after female surgery in June, no obvious history of menopause and trauma. Due to abdominal pain 1 day admission, according to the symptoms and signs to consider ectopic pregnancy and emergency laparotomy, see both sides of the fallopian tube isthmus 7-0 wire