http://www.payvand.com/news/12/feb/1244.html

“Maysam Ghovanloo, an Iranian engineer at the Georgia Institute of Technology (GIT), has developed the “Tongue Drive System” (TDS), a wireless, wearable device that allows the user to operate computers and control electric wheelchairs with movements of the tongue.”

See also:
http://www.news.gatech.edu/features/tongue-drive-wheelchair
and
http://www.cis.fiu.edu/photo-gallery/v/SCS-Photos/lectures/Ghovanloo/

“Maysam Ghovanloo received the B.S. degree in electrical engineering from the University of Tehran, Tehran, Iran, in 1994 and the M.S. degree in biomedical engineering from the Amirkabir University of Technology, Tehran, Iran, in 1997. He also received the M.S. and Ph.D. degrees in electrical engineering from the University of Michigan, Ann Arbor, MI in 2003 and 2004, respectively. His Ph.D. research was on developing a modular wireless microsystem for Micromachined neural stimulating microprobes…In the summer of 2002, he was with the Advanced Bionics Inc., Sylmar, CA, working on the design and development of spinal-cord stimulators. From 2004 to 2007 he was an assistant professor at the Department of ECE in the North Carolina State University, Raleigh. In June 2007 he joined the faculty of Georgia Institute of Technology, Atlanta, GA, where he is currently an assistant professor at the School of ECE and the founding director of the GT-Bionics laboratory.”