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:
May. 08, 1990
Filed:
Jul. 31, 1989
Applicant:
Inventors:
Assignee:
B. Braun Melsungen AG, Melsungen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F / ;
U.S. Cl.
CPC ...
623-2 ; 137527 ;
Abstract
In a cardiac valve prosthesis, the journal pins, by which the closing body is supported to be swiveled in the valve ring, are received in through holes of the valve ring and can be moved into different positions in these through holes. Thereby, the journal pins are subjected to a circumfluent blood streams, reducing the danger of thrombi being formed at the supporting areas.