【摘要】目的：探讨输尿管镜下气压弹道碎石术(ureteroscopic lithotripsy,URL)的临床疗效与技巧。方法：对352例输尿管结石行硬性输尿管镜下气压弹道碎石术，术中均留置双J管。结果：352例病例中，成功碎石340例，因输尿管损伤致输尿管镜无法进入中转开放手术2例，输尿管穿孔8例，结石上移8例，未发生输尿管粘膜撕脱及大出血的病例。结论：输尿管镜下气压弹道碎石术(URL)微创、安全、有效，值得临床推广应用，熟练的输尿管镜技术、严格把握手术适应症是减少并发症的关键。

    【关键词】输尿管镜下气压弹道碎石术；输尿管结石

    Endoscopic Lithotripsy for Ureteral Calculus :Reportof352 cases

    LIQixin LI Yue

    【Abstract】 Objective: To evaluate the clinical efficacyofureteroscopy lithotripsy，and to study the technique of ureteroscopy.Methods:A total of 352 patients accepting ureteroscopy lithotripsy.All patients were treated with double J stents as internal stent and internal drainage. Results: Among 352 cases , the operation was successfully completed in 340 cases and 2 cases were convered to open surgery.The cause of convered to open: ureteral orifice of 2 patients could not be found.Ureter perforation occurred in 8 patients ......