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. 10, 2020

Filed:

Jul. 08, 2016
Applicant:

Beijing AK Medical Co., Ltd., Beijing, CN;

Inventors:

Wei Guo, Beijing, CN;

Caimei Wang, Beijing, CN;

Tao Ji, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 2/30 (2006.01); A61B 17/70 (2006.01);
U.S. Cl.
CPC ...
A61F 2/30988 (2013.01); A61B 17/7011 (2013.01); A61B 17/7032 (2013.01); A61F 2002/30205 (2013.01); A61F 2002/30242 (2013.01); A61F 2002/30738 (2013.01); A61F 2002/30784 (2013.01); A61F 2002/30985 (2013.01); A61F 2002/30995 (2013.01);
Abstract

The present disclosure provides an iliac prosthesis, comprising: a prosthesis main body, the prosthesis main body including a first end portion contacted and matched with a sacrum and a second end portion contacted and matched with an acetabulum, a first screw hole being formed in the first end portion, a first screw seat being arranged in the first screw hole, the screw-rod structure including a connecting seat and a rod body, the connecting seat being connected with the prosthesis main body, and the rod body being fixed on the connecting seat; and an anti-dropping mechanism, the anti-dropping mechanism being arranged between the prosthesis main body and the connecting seat in a clamping manner. The technical solutions of the present disclosure can effectively solve the problems of unreliable supporting and easy fatigue break of the screw-rod system in the related technology.


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