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.

Date of Patent:
Jul. 31, 2018

Filed:

Mar. 28, 2013
Applicant:

Facet-link Inc., Rockaway, NJ (US);

Inventors:

Harm-Iven Jensen, Noer, DE;

Helmut D. Link, Hamburg, DE;

Assignee:

FACET-LINK INC., Rockaway, NJ (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 2/44 (2006.01); A61B 17/70 (2006.01); A61B 17/80 (2006.01); A61B 17/86 (2006.01);
U.S. Cl.
CPC ...
A61F 2/44 (2013.01); A61B 17/7064 (2013.01); A61B 17/7071 (2013.01); A61B 17/8047 (2013.01); A61F 2/4405 (2013.01); A61B 17/7067 (2013.01); A61B 17/863 (2013.01);
Abstract

A reinforcement implant comprises a cantilever part for spanning a resected area of a lamina and an anchoring part at opposite ends of the cantilever part. The first anchoring part has a pressure surface for bearing on the spinous process of the vertebra, and the second anchoring part has a transverse thrust surface for bearing on an outer face of the lamina. The pressure surface and the transverse thrust surface enclose an obtuse angle. An anti-shear device (e.g., a facet screw) is arranged on the transverse thrust surface, and one edge of the transverse thrust surface is adjoined by a load-bearing area of the cantilever part. The implant can thus be mounted in place from outside without needing to be pushed with a load-bearing action into the resected area. The resection surfaces on the lamina are free of loads, such that unevenness does not cause problems.


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