Conclusions: In open operation for complicated posterior urethral stricture, cicatrical tissue can be completely and safely abscised without complication by using this appliance.

• 结论：在复杂性后尿道狭窄开放手术中，使用后尿道钻孔器钻孔可充分切除瘢痕组织，且操作简单，安全微创，并发症少，临床效果显著。