The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 01, 1992
Filed:
May. 30, 1991
Applicant:
Inventors:
Robert G Dutcher, Minneapolis, MN (US);
John C Hill, Minneapolis, MN (US);
Robert J Scott, Minneapolis, MN (US);
Assignee:
Possis Medical, Inc., Minneapolis, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61N / ;
U.S. Cl.
CPC ...
128785 ; 1284 / ; 128790 ;
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.