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:
Feb. 12, 1991
Filed:
Nov. 13, 1989
Applicant:
Inventors:
D Russell Pflueger, Newport Beach, CA (US);
Cliff N Cottonaro, Trabuco Canyon, CA (US);
Scott M Evans, Tustin, CA (US);
Assignee:
Pfizer Hospital Products Group, Inc., New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
128662 ; 128772 ;
Abstract
A guide wire for an intravascular catheter is disclosed. In one embodiment, the guide wire has Doppler means positioned on the distal end, with preferred Doppler means being piezoelectric ceramics or piezoelectric polymeric materials, both having electrical leads connected thereto. In another embodiment, the guide wire has a Laser Doppler means.