尿道外口狭窄是尿道下裂正位尿道外口成形术后的常见并发症之一，针对这一问题我们自行设计施用龟头Ｖ形皮瓣正位尿道外口成形的方法治疗先天性尿道下裂７例，术后均未并发尿道外口狭窄，达到了满意的治疗效果。临床资料１一般资料本组病例全部为一期尿道下裂正位尿道外口... Urethral stricture is one of the most common complication of urethral external portoplasty after hypospadias. In response to this problem, we designed and applied the urethral external portoplasty of urethral V-shaped flap to treat congenital hypospadias 7 cases, no postoperative urethral orifice stenosis, to achieve a satisfactory therapeutic effect. Clinical data 1 General information All patients in this group of urethral anastomosis positive position outside the mouth ...