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. 12, 1978
Filed:
Feb. 11, 1977
Applicant:
Inventors:
George M Thomas, Simpsonville, MD (US);
John W Boretos, Rockville, MD (US);
Donald C Syracuse, Bethesda, MD (US);
John A Clark, Washington, DC (US);
Anthony J Vita, Mt. Airy, MD (US);
Vincent A Gaudiani, Bethesda, MD (US);
Primary Examiner:
Int. Cl.
CPC ...
A61N / ;
U.S. Cl.
CPC ...
128418 ; 1284 / ;
Abstract
An electrode for implantation in the heart to control atrio-ventricular block by artificial pacemaker including plural electrically conductive wires grouped in a bundle with spring metal arcuate prongs formed on one end thereof. A sheath is provided to compress the prongs for insertion of the electrode through a cannula to place the electrode against the heart. The electrode is implanted in the heart by advancing the prongs through the pericardium into the myocardium.