3-D Printed Sternum and Ribs (IMAGE) CSIRO Australia Caption This image shows the front of 3-D printed titanium sternum and ribs. Credit CSIRO Usage Restrictions Credit: CSIRO 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.