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1·Objective To evaluate the clinical outcomes of ureteroscopic treatment of urethral stricture.

目的以输尿管镜治疗输尿管狭窄，观察其疗效。

2·Conclusion Minimally invasive ureteroscopic treatment for urethral stricture is effective and may have wide application in...

结论输尿管镜腔内治疗输尿管狭窄有其独特优势，值得推广。

3·Conclusion It is an effective method for adjusting the strength, direction, range and frequency of laser to prevent bleeding, perforation and long term urethral stricture.

结论根据患者特点调控激光强度、照射方向、范围、次数是防止出血、穿孔和远期狭窄的有效手段。