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.:

US 11185416 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 30, 2021

Filed:

Jun. 29, 2018
Applicant:

Hongwen Zhu, Tianjin, CN;

Inventors:

Hongwen Zhu, Tianjin, CN;

Guofu Huang, Tianjin, CN;

Ronghua Dong, Tianjin, CN;

Tianmou Zhu, Tianjin, CN;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 2/38 (2006.01); A61F 2/30 (2006.01); A61F 2/46 (2006.01);
U.S. Cl.
CPC ...
A61F 2/3836 (2013.01); A61F 2/389 (2013.01); A61F 2/3859 (2013.01); A61F 2/3872 (2013.01); A61F 2002/30133 (2013.01); A61F 2002/30354 (2013.01); A61F 2002/30428 (2013.01); A61F 2002/30546 (2013.01); A61F 2002/30565 (2013.01); A61F 2002/4631 (2013.01);
Abstract

An artificial knee joint comprises a femoral condyle prosthesis and a tibial plateau prosthesis; wherein the tibial plateau prosthesis includes a medial tibial plateau prosthesis and a lateral tibial plateau prosthesis disposed at both sides of the tibial plateau intercondylar eminence, respectively. The artificial knee joint further comprises a locating pin for fixing the tibial plateau prosthesis. The bottom surface of the tibial plateau prosthesis is provided with a prosthetic notch, and the tibia below the tibial plateau prosthesis is provided with a tibial notch. The prosthetic notch corresponds to the tibial notch, together forming a limiting hole for accommodating the locating pin. The cooperation between the locating pin and the limiting hole can ensure relative position stability and balance between the medial tibial plateau prosthesis and the lateral tibial plateau prosthesis.


Find Patent Forward Citations

Zhu, Hongwen. (2021). Artificial knee joint (U.S. Patent No. 11185416). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11185416

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