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. 06, 2017
Filed:
Jan. 14, 2014
Applicant:
Depuy Synthes Products, Llc, Raynham, MA (US);
Inventors:
Edmund W. Frazee, Cromwell, IN (US);
Craig N. Ernsberger, Granger, IN (US);
Assignee:
DePuy Synthes Products, Inc., Raynham, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F 2/36 (2006.01); A61F 2/30 (2006.01); A61F 2/32 (2006.01); A61F 2/40 (2006.01); A61F 2/28 (2006.01); A61F 2/34 (2006.01);
U.S. Cl.
CPC ...
A61F 2/30 (2013.01); A61F 2/32 (2013.01); A61F 2/40 (2013.01); A61F 2002/2828 (2013.01); A61F 2002/302 (2013.01); A61F 2002/3065 (2013.01); A61F 2002/30115 (2013.01); A61F 2002/30116 (2013.01); A61F 2002/30327 (2013.01); A61F 2002/30649 (2013.01); A61F 2002/30655 (2013.01); A61F 2002/30657 (2013.01); A61F 2002/30658 (2013.01); A61F 2002/30935 (2013.01); A61F 2002/3496 (2013.01); A61F 2002/3498 (2013.01); A61F 2002/3623 (2013.01);
Abstract
A prosthetic ball for use in a ball and cup joint system includes a spherical cap articulation portion defined by a first radius of curvature, and a toroidal articulation portion defined by a second radius of curvature having a circular origin such that the toroidal articulation portion is defined by a portion of the inner surface of a spindle torus.