05143090 is referenced by 82 patents and cites 18 patents.

A cardiac lead for transmitting electric current to the heart and/or sensing and monitoring electrical activity of the heart has an elongated electrical conductor connected to a head. An electrode mounted on the head comprises a helical wire adapted to be turned into heart tissue. A second electrode having an irregular or non-flat surface surrounds the helical wire. The non-flat surface may be a wire mesh, a segmented plate and an annular plate supporting one or more coiled wires.

Title
Cardiac lead
Application Number
430596
Publication Number
5143090
Application Date
May 30, 1991
Publication Date
September 1, 1992
Inventor
Robert J Scott
Minneapolis
MN, US
John C Hill
Minneapolis
MN, US
Robert G Dutcher
Minneapolis
MN, US
Agent
Burd Bartz & Gutenkauf
Assignee
Possis Medical
MN, US
IPC
A61N 1/00
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