Robotic Drumming Prosthesis (3 of 3) (IMAGE) Georgia Institute of Technology Caption Professor Gil Weinberg (left) created a robotic prosthesis for Jason Barnes, who lost his right arm two years ago. Credit Rob Felt/Georgia Tech 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.