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Device for the transvenous cardioversion of atrial fibrillation or atrial flutter including three coil electrodes

  • US 5,913,887 A
  • Filed: 02/27/1997
  • Issued: 06/22/1999
  • Est. Priority Date: 03/01/1996
  • Status: Expired due to Term
First Claim
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1. A transvenous catheter comprising:

  • an electrically active section;

    an electrically passive section carrying electrical cables;

    at least three defibrillation coil electrodes, including a first defibrillation coil electrode, a second defibrillation coil electrode, and a third defibrillation coil electrode, located in the electrically active section and coupled to the electrical cables, where the first defibrillation coil electrode is located towards a first end of the electrically active section and the third defibrillation coil electrode is located towards a second end of the electrically active section and the second defibrillation coil electrode is spaced from the first defibrillation coil electrode a distance that is less than a distance between the second defibrillation coil electrode and the third defibrillation coil electrode; and

    at least one sensing ring electrode positioned between the second defibrillation coil electrode and the third defibrillation coil electrode and coupled to the electrical cables.

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