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:
Feb. 08, 2005
Filed:
May. 23, 2003
William D. Wolf, St. Louis Park, MN (US);
Joseph F. Lessar, Coon Rapids, MN (US);
Lynn M. Seifried, Minneapolis, MN (US);
Lea A. Nygren, Bloomington, MN (US);
William D. Wolf, St. Louis Park, MN (US);
Joseph F. Lessar, Coon Rapids, MN (US);
Lynn M. Seifried, Minneapolis, MN (US);
Lea A. Nygren, Bloomington, MN (US);
Medtronic, Inc., Minneapolis, MN (US);
Abstract
A feed-through assembly for an IMD and a method for fabricating the same are provided. The feed-through assembly has a ferrule having a first aperture disposed therethrough. An insulating member is disposed at least partially within the first aperture. The insulating member has a second aperture, an inside surface and an outside surface. A metallization region overlies at least a portion of the inside surface and at least a portion of the outside surface of the insulating member. The metallization region is formed of a first layer of titanium and a second layer of niobium. A portion of a terminal pin of platinum is disposed through the second aperture. A first brazing seal is disposed between the insulating member and the ferrule and a second brazing seal is disposed between the insulating member and the terminal pin. The first and second brazing seals are formed of gold.