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:
Jun. 16, 1987
Filed:
Nov. 07, 1985
Applicant:
Inventors:
Jean-Jacques Luiset, Geneva, CH;
Michel Seigneurin, Douvaine, FR;
Assignee:
Micro-Mega S.A., Besancon, FR;
Primary Examiner:
Int. Cl.
CPC ...
A61C / ; A61C / ;
U.S. Cl.
CPC ...
433 29 ;
Abstract
The contra-angle is provided with means for illuminating the site of treatment. The light source is incorporated inside the body of the contra-angle, and in front of this light source is inserted an optical element arranged to deflect the light rays towards the site of treatment. This optical element comprises a total reflection prism embedded in a recess in the body of the contra-angle.