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. 05, 1999
Filed:
Sep. 02, 1997
Applicant:
Inventor:
Lawrence A Wan, Malibu, CA (US);
Assignee:
Sitek, Inc., Sylmar, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F / ;
U.S. Cl.
CPC ...
623-1 ; 606193 ; 606194 ; 606200 ; 128831 ; 128830 ;
Abstract
An occlusion implant device for small body lumens consisting of a micromachined monocrystalline silicon disk which has inherently spring loaded integral helical wings which when released by the insertion device anchors the implant in position. The device may be used for contraception vasco-occlusion for treatment of aneurysms and with an aperture therethrough may also be utilized as a stent. Alternatively, a micro mold of silicon may be formed and a metal or plastic disk produced by injection molding.