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.

Date of Patent:
May. 17, 2011

Filed:

Aug. 27, 2003
Applicants:

Scott J. Brabec, Elk River, MN (US);

Jordon D. Honeck, Maple Grove, MN (US);

William J. Schindeldecker, Foreston, MN (US);

Inventors:

Scott J. Brabec, Elk River, MN (US);

Jordon D. Honeck, Maple Grove, MN (US);

William J. Schindeldecker, Foreston, MN (US);

Assignee:

Medtronic, Inc., Minneapolis, MN (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61N 1/05 (2006.01);
U.S. Cl.
CPC ...
Abstract

An insulative housing formed about a distal end of a medical electrical lead body includes a cavity and a port; an ionically conductive medium fills the cavity and is in intimate contact with an electrode surface contained within the cavity. When a current is delivered to the electrode surface contained within the cavity, a first current density generated at the electrode surface is smaller than a second current density generated out from the port of the insulative housing; thus, the port forms a high impedance and low polarization tissue-stimulating electrode.


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