会阴切开缝合术是产科常用手术之一。会阴切开有正中切开和侧斜切开两种方法。我们以前常用的会阴切开缝合方法是:先用圆针和“00”羊肠线分层缝合粘膜层和肌肉层,再用三角针和4号丝线间断缝合皮肤层。我们通常称之为“外缝法”。自2000年1月至2001年2月本人对94例初产妇用“内缝法”进行会阴缝合,临床效果满意。现介绍如下: 1 资料与方法 资料:94例初产妇中,年龄最小23岁,最大31岁,平均26岁。孕周38～41周,平均39周。第二产程40分钟至90分钟,平均50分钟。总产程8～15小 Perineal incision suture is one of the commonly used obstetric surgery. The perineal incision has a median incision and oblique incision in two ways. We used to open the perineal incision method is: first with a circular needle and “00” catgut layer stitching the mucosa and muscle layer, and then the triangular needle and the fourth interrupted suture the skin layer of silk. We usually call it “seam method.” From January 2000 to February 2001 I 94 cases of primipara with “seam method” for perineal suture, the clinical effect is satisfactory. Are introduced as follows: 1 Materials and Methods: 94 cases of primipara, the youngest 23 years old, maximum 31 years old, average 26 years old. 38 to 41 weeks gestational age, an average of 39 weeks. The second stage of labor 40 minutes to 90 minutes, an average of 50 minutes. Total production process 8 to 15 small