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:
Mar. 09, 2004
Filed:
Jan. 31, 2002
Applicant:
Inventors:
Brian Soltis, St. Paul, MN (US);
Geordie Alfson, Blaine, MN (US);
Louis M. Buesseler, Bethel, MN (US);
Walt Laroche, Crystal, MN (US);
Jason J. Skubitz, Minneapolis, MN (US);
Assignee:
Cardiac Pacemakers, Inc., St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61N 1/05 ;
U.S. Cl.
CPC ...
A61N 1/05 ;
Abstract
A medical lead for tissue stimulation and sensing is provided, the lead having an electrode with an active fixation mechanism. The active fixation mechanism using a conductive spring element or wave washer to maintain electrical contact after extension of the active fixation mechanism. The active fixation mechanism is engaged by rotating a piston within the electrode housing which advances the fixation mechanism distally.