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作者报道对23例输尿管结石,因经皮顺行摘取困难,采用了逆行冲冼取石法,使安全性和成功率大大增加。办法:静脉麻醉下将末端开口的输尿管导管,经膀胱镜逆行插至结石下1cm处,导管直径应为7F或更粗,固定后将病人转至手术室,施行经皮肾造瘘术(PNS)。除一般操作程序外,PNS应尽可能穿刺肾中或上盏,使肾盏与肾盂输尿管交接处的角度,适宜于结石
The authors reported 23 cases of ureteral calculi, retrograde flushing stone removal method due to the difficulty of percutaneous transhumance, so that the safety and success rate greatly increased. Approach: intravenous anesthesia will be the end of the opening of the ureteral catheter retrograde cystoscopy to the stone 1cm Department, the catheter diameter should be 7F or thicker, the patient after the transfer to the operating room, the implementation of percutaneous nephrostomy (PNS ). In addition to the general operating procedures, PNS should puncture the kidney or the upper light as much as possible, so calyx and renal pelvis ureter junction perspective, suitable for stones