A medical communication system for providing remote communications with an active implantable medical device. In one embodiment, a medical communication system includes an active implantable medical device (AIMD) that is configured to transmit and receive a wireless signal from within a human body, and a non-implantable programmer that includes a retrodirective antenna. The programmer is configured to scan in multiple directions for signals received from the AIMD and to identify the direction of the signal having the highest signal power.
