结论此手术方法创伤小，并发症少，效果好，是肾输尿管肿瘤的有效手术方法之一。
Conclusions the modified surgical technique is effective for the treatment of pelvic and ureteral cancer with less trauma to the patient and fewer complication.
再手术时采用输尿管与肾下盏吻合3例，回肠代输尿管1例，扩张肾盏之间打通的旁路手术和肾盏狭窄部扩大成形术1例，肾切除2例。
Result:Ureterocalicostomy for 3 cases, Ileal replacement of the ureter for 1 case, Bypass operation connecting adjacent dilated calyx for 1 case, nephrectomy for 2 cases.
目的探讨无管化微造瘘经皮肾镜取石术治疗肾和输尿管上段结石的疗效及安全性，评估无管化微创手术的优势。
Objective to explore and evaluate the efficacy and safety of tubeless mini-percutaneous nephrolithotomy (mini-PNL) in the treatment of renal or upper ureteral calculi.
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