Method: to treat 83 cases of kidney and ureter calculus by Minimally invasive Percutaneous Nephrolithotomy (Group a), and compared with 188 cases of Extracorporeal Shockwave Lithotripsy (Group b).
方法采用微创经皮肾输尿管镜碎石取石术治疗肾输尿管结石83例(A组)，并与采用体外冲击波碎石术治疗肾输尿管结石188例(B组)进行比较。
Objective:To observe the effect of drainage with double- J tubes after the extraction operation of kidney and ureter calculus.
目的观察在肾、输尿管结石手术取石后采用双J管内引流的效果。
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