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Implantable cardiac stimulation catheter

  • US 5,755,764 A
  • Filed: 09/10/1996
  • Issued: 05/26/1998
  • Est. Priority Date: 09/10/1996
  • Status: Expired due to Term
First Claim
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1. An implantable catheter associated with an electrical power source for delivering an electrical pulse to a heart, comprising:

  • an elongated, flexible electrically nonconductive probe having a proximal end and a distal end, said distal end having a tip,an electrically conductive pathway associated with the power source and disposed within said probe for transmitting and receiving electrical signals through said probe said pathway comprising at least a first electrical conductor, anda defibrillation electrode consisting in combination ofa helical defibrillation electrode disposed about a plug member of electrically non-conductive material projecting from said tip of said probe, wherein said helical electrode is electrically coupled with said first electrical conductor for transmitting an electrical pulse to the heart, anda tubular defibrillation electrode coupled with said distal end of said probe proximate said helical electrode, wherein said tubular electrode is electrically coupled with said helical electrode for transmitting an electrical pulse to the heart.

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