New Device Can Read Minds of People in Vegetative State, University of Western Ontario Reveals  
11/10/2011 7:44:20 AM

An EEG, which measures brain activity, appears to be able to detect awareness in some patients thought to be in a permanent vegetative state, a new Canadian study finds. Functional MRI (fMRI) is also able to show whether an unconscious patient has any awareness, but the high cost and limited availability of these devices make the test prohibitive for most patients, the researchers noted.