The present invention is directed to a self contained control patch for an implanted medical device, comprising a housing capable of being removably associated with an external surface of a patient, a transmitter for transmitting at least one of a transcutaneous power signal and a transcutaneous control...http://www.google.es/patents/US20040049245?utm_source=gb-gplus-sharePatente US20040049245 - Autonomous patch for communication with an implantable device, and medical kit for using said patch
Autonomous patch for communication with an implantable device, and medical ...