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:
Jul. 06, 1999
Filed:
Aug. 18, 1997
Anthony J Armini, Manchester, MA (US);
Implant Sciences Corporation, Wakefield, MA (US);
Abstract
A stent according to the systems and methods described herein may include a body formed from a non-radioactive structural material, a radiopaque material coating the body, and a beta-emitting radioisotope ion implanted into the radiopaque material. Optionally, an adhesion layer, such as titanium, vanadium, chromium, iron, cobalt, nickel, or some combination or alloy thereof, may be applied to the body to facilitate adhesion of the radiopaque material. The radiopaque material may include platinum, iridium, rhenium, gold, tantalum, or some combination or alloy thereof. The beta-emitting radioisotope may include sulfur-35 or phosphorous-32 and may be ion implanted into the radiopaque material.