逆行肾盂造影时输尿管导管弯曲，呈“S”形。
On retrograde pyelography the catheter is curved as"S"shape.
急诊膀眺镜下插输尿管导管20例成功，23例失败。
Ureteral catheters were placed successfully under cystoscopy in 20 patients, but 23 patients failed.
目的评价经胆囊管残端输尿管导管胆道引流在胆总管探查、胆管一期缝合术中的应用价值。
Objective To evaluate the value of bile duct drainage using ureter catheter through cystic duct remnant with primary closure of the common bile duct (CBD) incision after CBD exploration.
方法：对90例肾绞痛患者行输尿管插管治疗，同时行kub和逆行造影，发现结石者行eswl未发现结石输尿管通畅者拔除输尿管导管。
Methods: 90 renal colic patients received catheterization of ureter. They received KUB and retrograde pyelography at the same time. If calculus was found, They get ESWL immediately.
所有患者均采用逆行输尿管双J导管。
All patients were treated with retrograde double-J ureteral catheter.
目的探讨输尿管气囊导管在输尿管镜碎石术治疗输尿管上段结石中的应用价值。
Objective To explore the efficacy of ureteral balloon catheter in transurethral ureteroscopic lithotripsy for the treatment of upper ureteral calculi.
结果：2例经输尿管镜逆行放置两侧输尿管双猪尾导管内引流，17例经皮肾穿刺造瘘和扩张后于单侧输尿管放置两根不同直径的双猪尾导管内引流。
RESULTS: Bilateral retrograde placement of double pigtail stent was performed in 2 cases. Indwelling different size double pigtail stents in unilateral ureters were carried out in 17 cases.
结果：2例经输尿管镜逆行放置两侧输尿管双猪尾导管内引流，17例经皮肾穿刺造瘘和扩张后于单侧输尿管放置两根不同直径的双猪尾导管内引流。
RESULTS: Bilateral retrograde placement of double pigtail stent was performed in 2 cases. Indwelling different size double pigtail stents in unilateral ureters were carried out in 17 cases.
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