Dr. Thomas Deuel using the Encephalophone (IMAGE) Frontiers Caption The Encephalophone is a musical instrument that can be played by the mind alone. Credit Photo courtesy of the University of Washington. Usage Restrictions Please credit University of Washington. 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.