Controlling computers using the electrical impulses from your brain seems to be making advances. PSFK  reports on two companies, Emotive Systems  and NeuroSky,  that have developed headsets that allow users to control video games with their thoughts. The actions the devices allow are at present very limited, but indicates that the technology is definitely moving forward. We have written previously about this technology . It will be interesting to see how it develops and how medical device designers put it to use.