The right atrium (RA) and right ventricle (RV) are opened. The catheter (1) arises from the ICV (4) up to the apex of right ventricle (RV) Dissection technique: naked eye in formolized heart.
2= Foramen Ovale
3= orifice of the SCV
5= the mouth of the coronary sinus
6 = tendon of Todaro
7 = Aortic Torus
8= Tricuspid Valve
9= Moderator Band

Image #13