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High efficiency magnetic link for implantable devices

  • US 9,855,436 B2
  • Filed: 07/29/2014
  • Issued: 01/02/2018
  • Est. Priority Date: 07/29/2013
  • Status: Active Grant
First Claim
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1. A charging head comprising:

  • a contact surface;

    a retention feature configured to secure a position and orientation of the charging head with respect to a portion of a body; and

    a charging coil comprising a wire wrapped in a plurality of wire windings around an elongate core, wherein the charging coil is rotatably coupled to the retention feature, wherein the charging coil including both the plurality of wire windings and elongate core are rotatable with respect to the retention feature.

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