Patent ID: 7848814

Claim:
A system for transcutaneous energy transfer, comprising: an implantable medical device adapted to be implanted under a continuous cutaneous boundary, comprising: a housing having a first surface adapted to face said continuous cutaneous boundary, said first surface of said housing of said implantable medical device having a first mating element; a therapeutic componentry; and a secondary coil operatively coupled to said therapeutic componentry; and an external power source, comprising: a housing having a first surface adapted to be placed closest to said continuous cutaneous boundary, said first surface of said housing of said external power source having a second mating element; and a primary coil transcutaneously inductively energizing said secondary coil across said continuous cutaneous boundary when externally placed in proximity of said secondary coil; said first mating element and said second mating element being configured to tactilely align said external power source with said implantable medical device across said continuous cutaneous boundary; and wherein a depression on said first surface of said implantable medical device constitutes said first mating element and wherein said second mating element of said external power source comprises a projection.