Ralph Herkert, Georgia Tech (2 of 3) (IMAGE) Georgia Institute of Technology Caption Ralph Herkert, director of GTRI's Medical Device Test Center, recently began developing protocols to test how RFID systems affect the function of implantable and wearable medical devices, such as this pacemaker. Credit Georgia Tech Photo: Gary Meek 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.