ethiodol in dosages of 0.5-3 ml/kg was retrogradely infused with hydrostatic pressure of 50 -- 100 cm water into the biliary system of nine cholecystectomized dogs equipped with a thomas cannula in the second portion of the duodenum , allowing cannulation of the common bile duct with a foley catheter under direct vision .
C0005423
biliary system
C0009437
common bile duct