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:
Mar. 05, 2013
Filed:
Oct. 19, 2009
Applicants:
Eric A. Lab, Wadsworth, OH (US);
Mukund Gundanna, College Station, TX (US);
Inventors:
Eric A. Lab, Wadsworth, OH (US);
Mukund Gundanna, College Station, TX (US);
Assignee:
Theken Spine, LLC, Akron, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
A61B 17/70 (2006.01);
U.S. Cl.
CPC ...
Abstract
A screw for use in spinal surgery provided with a screw shaft and a screw head and at least one extension tab extending proximally from the screw head, the extension tab being defined relative to the screw head by a stress concentration feature. At a proximal end of the extension tab, the extension tab may be narrower in a circumferential direction than the extension tab at a distal portion thereof. A particular shape of stress concentration may be provided.