Patent ID: 8126563

Claim:
A transmitter coil assembly of a transcutaneous energy transmission device for transferring energy from an external device across the skin of a patient to an internal device, the transmitter coil assembly comprising: a transmitter coil comprising first and second tracks, each track defining a spiral with a plurality of turns of electrically conductive material; a first shield configured to be operably disposed between the transmitter coil and the patient's skin, the first shield comprising a plurality of turns of electrically conductive material adjacent to the first and second tracks of the transmitter coil, wherein each turn of the first shield is positioned adjacent to a gap between neighboring turns of the plurality of turns of the adjacent track of the transmitter coil; and a printed circuit board including first and second layers, wherein the first shield is integrally formed with the transmitter coil on the printed circuit board; and wherein the first and second tracks of the transmitter coil are arranged on the first and second layers of the printed circuit board, respectively.