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Cardiac lead with zone insulated electrodes

  • US 6,240,320 B1
  • Filed: 06/05/1998
  • Issued: 05/29/2001
  • Est. Priority Date: 06/05/1998
  • Status: Expired due to Term
First Claim
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1. A cardiac lead electrode, comprising:

  • an electrode member including an elongate tubular shank for connecting to an end of a cardiac lead sleeve, an annular member for coupling to the exterior of a cardiac lead sleeve and a distal enlarged diameter tip with a circular, flat end surface, the distal tip having an overall blunt profile and peripherally spaced slots that define peripherally spaced projections; and

    a coating applied to the electrode member, the coating being composed of an electrically insulating material and covering a first portion of the exterior of the electrode member while leaving a preselected portion thereof exposed.

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