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(A) HeartWorks TOE simulator image at 0° mid-oesophageal level showing the atrial septum from the right atrial side. IVC, inferior vena cava; PV, pulmonary valve; RAA, right atrial appendage, SVC, superior vena cava; TV, tricuspid valve. (B) 3D TOE image at 0° mid-oesophageal level showing the atrial septum and from the right atrial side and the adjacent cardiac structures. IVC, inferior vena cava; SVC, superior vena cava.
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