Close-up of a 3D Printed Scaffold (IMAGE) University of Arizona Health Sciences Caption Close-up of a 3D printed scaffold, a plastic bone-shaped frame that will help replace missing bone. Credit John Szivek, Ph.D. / UA College of Medicine - Tucson Usage Restrictions None 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.