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:
Oct. 17, 1989
Filed:
Jan. 27, 1988
Applicant:
Inventor:
R Edward Winters, Andover, MA (US);
Assignee:
Advanced Biomedical Devices, Inc., Andover, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M / ;
U.S. Cl.
CPC ...
128657 ; 128772 ; 604282 ;
Abstract
A guidewire arranged to be transported through the vascular system composed of a helically wound tapered spring, a length of tubing attached to the proximal end of the spring, a wire attached to the inner surface of and extending to the tip of the spring for curving the tip to a desired shape, and a tapered core wire moveably disposed in the tubing and spring and or sufficient length to extend to the tip of the spring to vary the stiffness and curvature of the tip.