Peter Barlis, University of Melbourne (IMAGE) University of Melbourne Caption Associate Professor Peter Barlis examines a 3-D printed heart artery. The ability to 3-D model the intricacies of the human heart are giving cardiologists incredible new insight into heart disease. Credit The University of Melbourne Usage Restrictions Please credit University of Melbourne License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.