Spinal Cage Close-Up (IMAGE) University of Pittsburgh Caption A close-up of the smart implant for spinal fusion surgery created by the iSMaRT Lab. Credit iSMaRT Lab Usage Restrictions N/A License Original 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.