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. 12, 2007
Filed:
Sep. 11, 2003
Applicant:
Bernd Schafer, Oberägeri, CH;
Inventor:
Bernd Schafer, Oberägeri, CH;
Assignee:
DePuy Spine Sàrl, Le Locle, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 17/56 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a cervical vertebra plate () for osteosynthesis, having two receiving openings for the screw heads () of bone screws () in order to secure the cervical vertebra plate to two cervical vertebrae. The receiving openings have grooves () in the distal region on the periphery thereof and the depth of the grooves increases from a proximal to a distal end. The invention also relates to a bone screw () comprising a screw head () and a screw shank. The screw head comprises grooves () on the outer periphery thereof and the depth of the grooves varies along the length thereof.