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 7498042 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 03, 2009

Filed:

Aug. 08, 2001
Applicants:

Keiji Igaki, Kyoto, JP;

Hideki Yamane, Shiga, JP;

Inventors:

Keiji Igaki, Kyoto, JP;

Hideki Yamane, Shiga, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F 2/00 (2006.01); A61F 2/06 (2006.01); A61L 33/00 (2006.01); B05D 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A luminal stent, implanted and implanted and left in the blood vessel, is disclosed. By permitting a stent (), formed of a biodegradable polymer material (), to be swollen, and by impregnating the swollen stent () with a drug, a sufficient quantity of the drug is impregnated in the stent. This drug is continuously released into the blood vessel over a prolonged time. A biodegradable polymer layer is formed on the surface of the stent () impregnated with the drug, and the release rate of the drug impregnated in the stent is controlled.


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Igaki, Keiji. (2009). Stent for blood vessel and material for stent for blood vessel (U.S. Patent No. 7498042). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7498042

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