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:
Mar. 18, 2003
Filed:
Jan. 05, 2000
Applicant:
Inventors:
Thomas C Waram, Hamilton, ON, CA;
John D. Unsworth, Ancaster, ON, CA;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 3/100 ; A61M 3/700 ;
U.S. Cl.
CPC ...
A61M 3/100 ; A61M 3/700 ;
Abstract
The apparatus includes a flexible, elongated tubular member and is comprised of a tube of superlastic metal which in response to changing temperatures resists to a greater or less degree the bending moment imposed by a biasing element, thereby altering the shape of the tubular member as a function of temperature and producing a broad range of shapes.