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:
Jan. 28, 2003
Filed:
Sep. 13, 2000
Applicant:
Inventors:
Michael Braun, Backnang, DE;
John S. Geis, Grünwald, DE;
Assignee:
Cormedics GmbH, Deisenhofen, DE;
Primary Examiner:
Int. Cl.
CPC ...
A61M 2/900 ;
U.S. Cl.
CPC ...
A61M 2/900 ;
Abstract
The present invention comprises a vascular filter system for non-permanent application which is provided with a guide wire, a filter membrane having an inner area provided in the area of the proximal end of the guide wire and a free outer area, and an umbrella structure provided at least on the outer area of the filter membrane, made of a flexible material and permitting opening and closing of the umbrella formed by the umbrella structure and filter membrane, characterized in that the system has contactless structure for closing the umbrella. The structure can be of a magnetic nature or involve mechanisms based on temperature changes.