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:
Nov. 14, 2017

Filed:

Jun. 28, 2016
Applicant:

Howmedica Osteonics Corporation, Mahwah, NJ (US);

Inventor:

Keun Song, Palo Alto, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 17/17 (2006.01); A61B 17/15 (2006.01); A61B 17/56 (2006.01);
U.S. Cl.
CPC ...
A61B 17/1764 (2013.01); A61B 17/157 (2013.01); A61B 2017/568 (2013.01); F04C 2270/041 (2013.01);
Abstract

Implementations described and claimed herein provide an arthroplasty system for making resections in a patient knee. In one implementation, the system includes a femoral cutting guide having a patient specific mating region, and a distal planar surface distally spaced from a distal resection surface based on thicknesses of femoral and tibial implants. The distal planar surface may be used to check ligament balance. The system further includes a tibial cutting guide having a patient specific mating region and a an anchor pin hole intersecting with a proximal resection slot near a medial or lateral edge of the proximal resection slot. The anchor pin hole being configured to receive an anchor pin that may serve as a sawing stop during a proximal resection.


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