Catheter for cholangiography

摘要: A cholangiographic catheter is provided for delivering a contrast fluid use in X-rays. The device comprises an elongated tube with curved section. section has tapered tip and means discharging directional flow reaching the proximal or intraheptic bile ducts as well duodenum. In preferred embodiment, would have first set of holes on second that are smaller than located below first. This allow greater control dispersion used be made medical elastomer memory so may maintain shape after been inserted into body.