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. 03, 2018

Filed:

Jun. 13, 2014
Applicant:

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

Inventor:

Klaus Dmuschewsky, Hamburg, DE;

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F 2/44 (2006.01); A61B 17/88 (2006.01); A61F 2/46 (2006.01); A61F 2/30 (2006.01);
U.S. Cl.
CPC ...
A61F 2/447 (2013.01); A61F 2/4611 (2013.01); A61F 2/4637 (2013.01); A61F 2002/30377 (2013.01); A61F 2002/30477 (2013.01); A61F 2002/30494 (2013.01); A61F 2002/30522 (2013.01); A61F 2002/30579 (2013.01); A61F 2002/4475 (2013.01); A61F 2002/4666 (2013.01); A61F 2002/4697 (2013.01);
Abstract

An implantation instrument for an expandable intervertebral fusion implant that includes a base piece and a cover piece that are configured to bear on a facing end plate of one of two adjacent vertebrae, the cover piece being adjustable in height with respect to the base piece, and a ratchet mechanism being provided between the base piece and the cover piece to effect a stepped adjustment of height and secure an adopted height again reversal, the implantation instrument being configured for expanding the intervertebral fusion implant and comprising a force measurer that interacts with a displacement measurer to indicate an expansion attained by a particular actuating force.


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