本文报告25例输尿管上段梗阻引起肾盂积水的手术治疗体会。近年来广泛采用保留积水肾也取得较好效果。肾盂输尿管的成型术应用Y—V法常用而易掌握,理想的扩大漏斗部开口以利排尿。关键在狭窄部切开向下延长2～2.5cm或狭窄太明显的则切除重新在肾盂低位缝合。支架管用F8～10号导尿管,造3～4个侧孔、肾簿弱处引出至皮外,14～18天拨管。 This article reports 25 cases of upper ureteral obstruction caused by hydronephrosis surgical treatment experience. In recent years, extensive use of retained hydronephrosis also achieved good results. The ureteropelvic pyeloplasty Y-V method commonly used and easy to grasp, the ideal expansion of the funnel to facilitate urination. The key in the stenosis incision extended down 2 ~ 2.5cm or stenosis is too obvious resection in the lower pelvis suture. F8 ~ 10 catheter stent, made of 3 to 4 side holes, leads to the weakness of the kidney, skin, 14 to 18 days of dialing.