目的探讨钬激光治疗输尿管结石的疗效。方法总结利用经输尿管镜钬激光碎石治疗138例泌尿系结石患者的临床资料。结果138例患者共153侧输尿管结石,8例改其他方法治疗;单次手术碎石成功者145侧153枚,碎石率95.0%;2周结石排尽率95.4%;平均手术时间24.6min。术中无严重并发症。结论经输尿管镜钬激光碎石是一种有效、安全的腔内碎石方法。 Objective To investigate the efficacy of holmium laser in the treatment of ureteral calculi. Methods The clinical data of 138 patients with urolithiasis treated with ureteroscopic holmium laser lithotripsy were summarized. Results A total of 153 patients with ureteral calculi were treated in 138 patients, and 8 patients were treated by other methods. One hundred and fifty-five patients with 153 single grafts were successfully operated, with a gravel rate of 95.0%. Two-week stones discharged rate was 95.4%. The average operation time was 24.6 minutes. No serious complications during surgery. Conclusion The ureteroscopic holmium laser lithotripsy is an effective and safe method of intracavitary lithotripsy.