182 patients of ureter stricture were treated by ureteroscopic rigid dilation, ballon dilation and ureteroscopic cold knife ureterotomy.

• 方法182例输尿管壁内段狭窄患者分别采用输尿管镜硬性扩张、输尿管镜气囊扩张及输尿管镜冷刀内切开等方法进行治疗。