Patent ID: 7096069

Claim:
A device for the reception of signals emitted by an active implanted medical device, comprising means for collecting electric waves by a reception of a magnetic induction including a useful component emitted by the implanted device and a parasitic component of external origin, said collecting means comprising at least one reception coil and at least one compensation coil; wherein the reception coil further comprises at least one group having a first number of turns of wire wound on a first mandrel, and the compensation coil further comprises at least one group having a second number of turns of wire around a second mandrel, the first and second mandrels each having a cross section area in a plane and an axis perpendicular to said plane, and wherein said first and second mandrels are positioned side by side with their respective axes spaced apart and parallel and their cross section areas not being superimposed and wherein the cross section area of the second mandrel is smaller than the cross section area of the first mandrel.