英语语法分析

Minimally invasive percutaneous nephrolithotomy; Ureteroscopy; Upper urinary tract calculi.

微创经皮肾穿刺取石术；输尿管镜；上尿路结石。

To observe the effects of combined spinal-epidural anesthesia (CSEA) and Propofol for percutaneous nephrolithotomy.

目的观察腰麻-硬膜外联合麻醉(CSEA)复合丙泊酚在经皮肾镜碎石中的效果。

Objective To improve the quality of cooperation in the surgical team and the security with percutaneous nephrolithotomy.

目的为了提高经皮肾镜治疗肾结石的手术配合质量和安全性。