资料来源:按日期顺序随机选择1985年门诊人工流产术533例,年龄17～48岁。初孕妇21例,占3.94％,复孕妇512例,占96.06％,孕6～7周者148例,占27.77％,孕8～12周者385例,占72.23％。操作方法:术前认真检查子宫大小、位置、活动度及有无畸形。如发现高度前倾前屈位或高度后倾后屈位应警惕术中穿孔。然后扩 Source: 533 cases of outpatient induced abortion were randomly selected in accordance with the order of dates, aged 17 to 48 years old. The first pregnant women in 21 cases, accounting for 3.94%, 512 cases of pregnant women, accounting for 96.06%, pregnant 6 to 7 weeks in 148 cases, accounting for 27.77%, 385 cases of pregnant 8 to 12 weeks, accounting for 72.23%. Method of operation: carefully check the size of the uterus before surgery, location, activity and whether the deformity. Found that a high degree of anterior flexor flexion or a high degree of backward flexion should be careful intraoperative perforation. Then expand