我院于1986年10月开始用输尿管肾镜套取或钳取输尿管中、下段结石的6例中,4例将结石顺利取出。使用的输尿管肾镜(西德,Storz)为 F11,长60cm;窥镜为0~0,3mm;输尿管扩张器为 F9、10.5、12、13.5、15的金属橄榄头连有可弯曲的导管,内腔可通过 F3导丝。在置入输尿管肾镜前,先经 F21膀胱镜将金属导丝插入输尿管口,再循导丝将上述不同粗细的橄榄头由小到大依次扩张输尿管口。这套与输尿管肾镜配套的扩张器在使用中有 Our hospital started in October 1986 with ureteroscopy or forceps to take the ureter, the lower part of the stones in 6 cases, 4 cases of stone removed smoothly. The ureteroscope used (Storz, West Germany) was F11 with a length of 60 cm; the scope was 0-0.3 mm; the ureteral dilator was a metal olive with F9, 10.5, 12, 13.5, Lumen through the F3 guide wire. In the ureteroscopic ureter, F21 cystoscope first metal wire inserted into the ureter mouth, the guide wire will be the different thickness of the olive head from small to large then expand the ureter mouth. This set of ureteroscopy with dilators in use there