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.:

US 8133214 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 13, 2012

Filed:

Oct. 07, 2008
Applicants:

Motoya Hayase, Boston, MA (US);

J. Christopher Flaherty, Topsfield, MA (US);

Inventors:

Motoya Hayase, Boston, MA (US);

J. Christopher Flaherty, Topsfield, MA (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A catheter device and methods useable to extract material from a body conduit, e.g., a blood vessel, are provided. The catheter comprises a flexible catheter advanceable into the body conduit, an opening in a wall of the catheter in fluid communication with a material collection chamber, and a controllably arcuate segment near the distal tip of the catheter and the opening. The catheter may include a sliding member, located within a lumen of the catheter, used to move the material entering the catheter through the arcuate segment opening, into the material collection chamber and away from said opening. The catheter may include a single mechanism utilized to both generate a vacuum to cause material to enter the catheter at the arcuate segment opening and also cause the sliding member to travel, inside the catheter, moving material away from the opening and into the material collection chamber.


Find Patent Forward Citations

Hayase, Motoya. (2012). Material removal catheter and method (U.S. Patent No. 8133214). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8133214

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