Additionally to all features of this model depicts renal bypass to the
ramus postero-lateralis of the right coronary artery,to the ramus
interoentricularis anterior of the left coronary artery with branching
to the ramus diagonalis as well as a bypass to the ramus circumflexus
of the left coronary artery .Additionally to the front heart wall also the
right auricular appendix and the roof of the left-hand atrium are removable.