Objective: Observation after urethra holmium laser lithotrity treatment ureter upside stone clinical curative effect and security.
目的: 观察经尿道钬激光碎石术治疗输尿管上段结石的临床疗效及安全性.
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Objective : To observe clinical effect and complications of treating ureterolith through aerodynamic trajectory lithotrity by ureterorenoscope ( URS ).
