Rib Models and Carved Ear (IMAGE) University of Washington Caption The UW team used a 3-D printer to create a negative mold of a patient's ribs from a CT scan. Surgeons take pieces of those ribs and "carve" them into a new ear. Credit University of Washington Usage Restrictions With credit 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.