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:
Jul. 01, 1997
Filed:
Sep. 11, 1995
Applicant:
Inventors:
Stefan Vilsmeier, Poing, DE;
Stefan Lippstreu, Markt Schwaben, DE;
Michael Bertram, Heimstetten, DE;
Assignee:
BrainLAB Med. Computersysteme GmbH, Poing, DE;
Primary Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
606 73 ; 606 72 ; 606130 ;
Abstract
The present invention pertains to a fixation pin for fixing a reference system, especially a head ring for stereotactic treatment, to bony structures, which pin has a shaft made of plastic material with an outside thread, a coupling shoulder for a screwdriver and a point holder, and it has a point, which is held by the point holder. The point has a conical front end, in which case the point is made of a semiprecious stone material.