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:
Oct. 17, 2017

Filed:

May. 27, 2016
Applicant:

Tornier, Montbonnot-Saint-Martin, FR;

Inventors:

Michel Hassler, Saint Ismier, FR;

Philippe Bellemere, Nantes, FR;

Assignee:

Tornier, Montbonnot-Saint-Martin, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F 2/42 (2006.01); A61F 2/30 (2006.01);
U.S. Cl.
CPC ...
A61F 2/4261 (2013.01); A61F 2/4241 (2013.01); A61F 2002/302 (2013.01); A61F 2002/30153 (2013.01); A61F 2002/30205 (2013.01); A61F 2002/30224 (2013.01); A61F 2002/30301 (2013.01); A61F 2002/30616 (2013.01); A61F 2002/30754 (2013.01); A61F 2002/4258 (2013.01); A61F 2230/0019 (2013.01); A61F 2230/0065 (2013.01); A61F 2230/0067 (2013.01); A61F 2230/0069 (2013.01); A61F 2230/0095 (2013.01); A61F 2310/00173 (2013.01); A61F 2310/00574 (2013.01);
Abstract

A trapeziometacarpal joint implant includes a body defining a median plane, a metacarpal joint surface, and a trapezium joint surface. A first central region of the metacarpal joint surface is situated on an opposite side of the median plane from a second central region of the trapezium joint surface. The first and second central regions correspond to profiles of a first axial segment and a second axial segment, respectively. The first and second axial segments are one of a cylinder, a cone and a torus and are centered on a first axis and a second axis, respectively, where the first and second axes, as projected on the median plane, are substantially perpendicular to each other.


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