尿流改道是泌尿外科常用的手术,但长期以来输尿管皮肤造口术的效果并不满意,由于管口容易狭窄,尿液的收集比较困难,往往需要长期插输尿管导管,以致难免引起感染和其他并发症,为了改进这种手术,很多作者用皮肤作乳头或皮管的方法,但实践表明其结果还不够理想,先作好皮管再移植输尿管的效果较好,但需 Urinary diversion is commonly used in urology surgery, but ureteral skin ostomy for a long time the effect is not satisfied, because the orifice is easy to narrow, urine collection more difficult, often require long-term insertion of ureteral catheter, which inevitably lead to infection and other Complications, in order to improve this operation, many authors use the skin as a method of nipple or skin, but practice shows that the results are not satisfactory, the first to make the ureter and then transplanted skin better, but need