The hepatic veins carry oxygen-depleted blood from the liver to the inferior vena cava. They also transport blood that has been drained from the colon, pancreas, small intestine, and the stomach, and cleaned by the liver.Hepatic veinsThese veins originate from the core vein of the liver lobule, but they do not have any valves. They can be segregated into the lower group and the upper group veins.