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. 09, 1988
Filed:
Nov. 13, 1985
Applicant:
Inventor:
John L Kurtz, Indiana, PA (US);
Assignee:
University of Pittsburgh, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C / ; A61C / ;
U.S. Cl.
CPC ...
433 27 ; 408-9 ; 408 16 ;
Abstract
An apparatus for conducting high-speed drilling bone tissue of varying density causing proportioned variations in the speed of the drill bur. A means is provided for automatically sensing the momentary bur rotational speed and producing either a visual or audible signal represented of the changing speed and its companion density.