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. 25, 1994
Filed:
Aug. 16, 1993
Applicant:
Inventors:
Jeffrey D Vance, Hugo, MN (US);
Rick L Shockey, Coon Rapids, MN (US);
Assignee:
Schneider (USA) Inc., Plymouth, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
604 22 ; 606159 ;
Abstract
An atherectomy catheter is provided with an improved high speed rotating cutting head is disclosed in which the cutting head has a generally oval-shaped nose portion which includes a plurality of radially disposed excising openings extending along and rearward from a point near the center of the nose. The openings are elongated but do not extend beyond the elliptical portion of reduced diameter, and, therefore, do not damage the lining of the vessel involved.