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Retention skirt for pacing electrode assembly

  • US 4,669,488 A
  • Filed: 10/07/1985
  • Issued: 06/02/1987
  • Est. Priority Date: 03/28/1983
  • Status: Expired due to Fees
First Claim
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1. An electrode assembly having an elongate axis and being mounted at the distal end of a pacing lead including a lead body and at least one electrical wire conductor in the lead body, said electrode assembly comprising a tip electrode including a tip and means for connecting the tip to the wire conductor and a partial skirt coupled to the lead body adjacent said tip, extending part way around said lead body between approximately 170°

  • and approximately 210°

    about the elongate axis of said electrode assembly and extending backwardly from said tip to a rear free edge of said skirt, said partial skirt being capable of engaging trabeculae in a heart chamber for maintaining said electrode assembly in place and said partial skirt by reason of having three free edges allowing said electrode assembly to be removed when desired by the application of sufficient tension to the pacing lead such that said partial skirt easily folds back over itself as the pacing lead is withdrawn.

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