Please download the dossier by clicking on the dossier button x
×

External charger with adjustable alignment indicator

  • US 10,010,717 B2
  • Filed: 01/04/2016
  • Issued: 07/03/2018
  • Est. Priority Date: 12/03/2008
  • Status: Active Grant
First Claim
Patent Images

1. An external charger for an implantable medical device, comprising:

  • a coil configured to generate a magnetic field to provide power to the implantable medical device;

    an indicator configured to indicate to a user alignment of the external charger to the implantable medical device in accordance with a threshold;

    control circuitry, wherein the control circuitry is configured to drive the coil at a plurality of different frequencies within a frequency range to generate the magnetic field; and

    a detector configured to measure a magnitude of a current of the coil at each of the plurality of frequencies,wherein the control circuitry is further configured to;

    select a frequency using the measured current magnitudes, andselect the threshold for use by the indicator using the selected frequency.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×