Placed in the biliary or pancreatic duct, a long drainage catheter d, is subtracted from the other end of the nostril and is connected to a bag. Bile duct injury is useful in such cases can not be removed from the gallstone.
Safran is unable to provide flow naturally placed up to the nose of the common bile duct with plastic pipes used for drainage.
Flat-tipped and tipped pigtail types mevcuttur.250-290 cm tall and weighs 9 to 5 French range.