A system for stimulating a grasping action by a paralyzed hand. The system includes a sensor arrangement for detecting movement of a shoulder by the paralyzed person. The sensor transmits shoulder movement signals to a computerized controller which generates stimulation signals for stimulation electrodes...http://www.google.de/patents/US4580569?utm_source=gb-gplus-sharePatent US4580569 - Apparatus and method for muscle stimulation
