Methods and apparatus for communication of implantable medical device (IMD) information, including interrogation of programmed parameter values, operating modes and conditions of operation, confirmation of programmed changes thereof, interrogation of data stored in the IMD, and patient warnings or other...http://www.google.fr/patents/US6370433?utm_source=gb-gplus-shareBrevet US6370433 - Interrogation of an implantable medical device using broadcast audible sound communication
Interrogation of an implantable medical device using broadcast audible sound ...