Cardiac lead
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Sep 1, 1992
Issued Date -
N/A
app pub date -
May 30, 1991
filing date -
Nov 2, 1989
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
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.
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