患者,男性,35岁。因右输尿管中上段结石合并轻度肾积水于1985年7月在外院行输尿管切开,取出0.8×2厘米结石一块。术后20天突然高烧,切口处明显隆起,穿刺抽出大量尿液,立即行膀胱镜右逆行插管进行引流。以后造影发现导管顶端穿出到输尿管取石切口以外,遂于当年8月再次行输尿管修补术,并置输尿管支架管。术后第12天支架管不通而拔除, Patient, male, 35 years old. Due to the upper right ureteral stones with mild hydronephrosis in July 1985 in the external hospital ureter incision, remove 0.8 × 2 cm stones. 20 days after the sudden onset of fever, incision was significantly uplift, a large amount of urine out of the puncture, immediately retrograde cystoscopy retrograde catheter drainage. After angiography catheter out the top out of the ureteral stone incision, then again in August of that year ureter repair, and home ureteral stent tube. After the first 12 days of stent tube barrier and unplug,