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Multipart planar electrode for an HF-surgery device

  • US 5,114,424 A
  • Filed: 08/27/1990
  • Issued: 05/19/1992
  • Est. Priority Date: 09/07/1989
  • Status: Expired due to Fees
First Claim
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1. A multipart planar electrode for use as a neutral electrode in an HF surgery device comprisinga flexible carrier;

  • andat least four sub-electrodes disposed on a side of said carrier, at least one of said four sub-electrodes being disposed in a central region of said carrier, with the remainder of said at least four sub-electrodes being arranged outside of said central region of said carrier, said remainder of said at least four sub-electrodes being disposed adjacent and electrically isolated from said sub-electrode disposed in said central region of said carrier, at least three of said sub-electrodes having substantially the same area, and said at least three sub-electrodes including at least two neighboring sub-electrodes having respective, identical adjacent limiting edges disposed parallel to at least a portion of a limiting edge of one of the other of said four sub-electrodes.

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