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:
Jan. 17, 1978
Filed:
Jan. 19, 1977
Applicant:
Inventors:
Charles O Townley, Port Huron, MI (US);
Allan Vegell, Warsaw, IN (US);
Daniel G Eaby, Winona Lake, IN (US);
Assignee:
Bio-Dynamics Inc., Indianapolis, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F / ;
U.S. Cl.
CPC ...
3-1913 ; 3-1912 ; 128 / ; 128 / ;
Abstract
A hip joint prosthesis consisting of an artificial femur head and an artificial acetabular socket. The femur head includes a ball head which is received in the acetabular socket, a neck connecting the ball head to a platform and an arcuate stem which is T-shaped in cross section and extends from the platform for insertion into the medullar cavity in a femur. A recess located on the lateral portion of the platform and several steps located along the medial portion of the stem are further provided to securely anchor the prosthesis when it is cemented into the medullar cavity.