自1996年12月至1997年3月对11例输尿管梗阻病人应用双 J 管治疗。11例中肾盂输尿管连接部狭窄5例,输尿管结石术后3例,输尿管息肉术后1例,膀胱癌切除、输尿管移植术后复发2例。置管时先用导丝插入双 J 管,按膀胱镜插管的常规操作将双 J 管置入输尿管内。用异物钳固定双 J 管下端尾 From December 1996 to March 1997, 11 patients with ureteral obstruction were treated with double J tube. 11 cases of ureteropelvic junction stenosis in 5 cases, ureteral calculi in 3 cases, 1 case of ureteral polyps, bladder cancer resection, ureter recurrence in 2 cases. The catheter is inserted into a double J tube with a guide wire, and the double J tube is placed in the ureter by the conventional operation of the cystoscope. Use foreign body clamp fixed double J tube lower tail