Tongue Drive System (IMAGE) Georgia Institute of Technology Caption Georgia Tech assistant professor Maysam Ghovanloo (left) points to a small magnet attached to graduate student Xueliang Huo's tongue that allows him to operate a computer mouse and powered wheelchair. Credit 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.