fig6

Figure 6. Preparation of the pericardium: (A) incision in left superior pericardium overlying pulmonary valve and extending obliquely; (B) incision in left inferior pericardium extended laterally; (C) incision in right superior pericardium extending downwards towards the SVC junction; and (D) incision in right inferior pericardium extending downwards towards IVC. SVC: Superior vena cava; RA: right atrium; IVC: inferior vena cava.