System for transcutaneous energy transfer. An implantable medical device, adapted to be implanted in a patient, has componentry for providing a therapeutic output. The implantable medical device has an internal power source and a secondary coil operatively coupled to the internal power source. An external...http://www.google.es/patents/US7774069?utm_source=gb-gplus-sharePatente US7774069 - Alignment indication for transcutaneous energy transfer
Alignment indication for transcutaneous energy transfer