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Systems and methods for making and using electrodes for enhancing stimulation penetration of patient tissue

  • US 8,849,419 B2
  • Filed: 09/20/2011
  • Issued: 09/30/2014
  • Est. Priority Date: 09/29/2010
  • Status: Expired due to Fees
First Claim
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1. A paddle lead assembly for providing electrical stimulation of patient tissue, the paddle lead assembly comprising:

  • a paddle body;

    a plurality of electrodes disposed along the paddle body, wherein at least one electrode of the plurality of electrodes defines a removed center portion, wherein the at least one of the plurality of electrodes with the removed center portion has an outer surface defined by an outer edge of the at least one of the plurality of electrodes and an inner surface defined by the removed center portion, and wherein a shape of the outer surface is different from a shape of the inner surface;

    at least one lead body coupled to the paddle body;

    at least one terminal disposed on each of the at least one lead body; and

    a plurality of conductive wires coupling each of the plurality of electrodes to the at least one terminal.

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