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. 14, 1995
Filed:
Apr. 28, 1992
Applicant:
Inventors:
Charlotte A Walker, Austin, TX (US);
Joseph A Sauter, Austin, TX (US);
Louis A Campbell, Austin, TX (US);
Assignee:
Carbomedics, Inc., Austin, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F / ;
U.S. Cl.
CPC ...
623-2 ;
Abstract
A prosthetic mechanical heart valve with a suture ring and stiffening ring combination which minimizes the radial thickness of the sewing ring. The valve comprises an annular stiffening ring captured between .upper and lower rings which are sewed into a knit fabric tube. The entire assembly of sewing ring and stiffening ring is then assembled as a unit onto the mechanical heart valve.