作者对骨盆骨折所致的后尿道断裂的急诊手术方法作了改进,取得满意的疗效,术后不必重复尿道扩张。手术步骤:患者平卧或截石位。经下腹正中切口,探查膀胱及耻骨后间隙,从前尿道逆行插入 F18～20号(儿童酌减)导尿管,从膀胱颈顺行插入同样导尿管(为术后引流通畅 The authors made improvements to the emergency surgical approach to the posterior urethral rupture caused by pelvic fractures and achieved satisfactory results. There is no need to repeat the urethral dilatation after the operation. Surgical procedures: supine or lithotomy position. The middle of the lower abdomen incision, exploration of the bladder and retropubic space, retrograde retrograde urethral insertion of F18 ~ 20 (children reduce catheter), the same catheter inserted directly from the bladder neck (for postoperative drainage patency