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:
Jun. 20, 2000
Filed:
Feb. 20, 1999
Applicant:
Inventors:
Lily Chen Tu, Tustin, CA (US);
Hosheng Tu, Tustin, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F / ;
U.S. Cl.
CPC ...
623-119 ;
Abstract
A retractable intraluminal medical device for treating tissues in a patient, the device comprising an elongate radially expandable/retractable tubular stent having an interior luminal portion and an opposite exterior portion extending along a longitudinal stent axis; a first of the plurality construction materials being a shape-memory Nitinol, the shape-memory Nitinol having a preshape and a shape transition temperature, wherein the shape-memory Nitinol retracts to its preshape and causes the expandable tubular stent to collapse when the shape-memory Nitinol is heated to above the shape transition temperature at a retracted state.