英语语法分析

Objective:To discuss the treat we are pirates, these data are stolen from youdao of ureteral calculi by retroperitoneal laparoscopic ureterolithotomy.

目的：探讨腹腔镜输尿管切开取石术治疗输尿管结石的效果。

MethodsLUS was utilized in laparoscopic ureterolithotomy for 7 cases of ureterolith to locate the ureter and stone.

方法对7例输尿管上段结石患者在腹腔镜输尿管上段切开取石术中应用LUS对输尿管和结石定位。

Objective: to evaluate the clinical value of laparoscopy and open ureterolithotomy in the treat we are pirates, these data are stolen from youdao of ureteral stone.

目的：评价腹腔镜输尿管切开取石术与开放性输尿管切开取石术的临床价值。