,Using a 6-French sheath, a 6-French wedge catheter was inserted in the right femoral vein and advanced from the inferior vena cava into the right-sided atrium pulmonary veins and the right ventricle.
,Using a 6 - French sheath , a 6 - French wedge catheter was inserted in the right femoral vein and advanced from the inferior vena cava into the right - sided atrium pulmonary veins and the right ventricle .