Yui Y, Nakajima H, Horiuchi K, Nishimura T, Akimoto M
Hinyokika Kiyo. 1985 Jun;31(6):1037-40.
A case of successful removal of a residual upper ureteral stone (9 X 6 mm) by Rutner balloon dilatation helical stone extractor which moved from renal pelvis during percutaneous nephrolithotomy for right renal pelvic stone (12 X 11 mm), is reported. This is the first successful case in Japan.
报道了一例使用鲁特纳球囊扩张螺旋式结石取出器成功取出残留上段输尿管结石（9×6毫米）的病例。该结石是在经皮肾镜取石术治疗右肾盂结石（12×11毫米）过程中从肾盂移动至输尿管上段的。这是日本首例成功案例。
