wheelchair control

Even severely paralyzed people on respirators can do it: They can sniff. That is, they can at least partially control the movement of air through their nostrils. And if they can sniff, they can use this action to write on a computer screen or steer a wheelchair. That's the principle behind a new device developed by Prof. Noam Sobel, students and electronics engineers in the Weizmann Institute's Neurobiology Department. After teaching healthy volunteers to play computer games using a "sniff control" in lieu of a mouse or joystick, the Weizmann team entered into collaboration with Dr Nachum…