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:
Mar. 22, 2022
Filed:
Nov. 01, 2018
Matortho Limited, Surrey, GB;
Simon Collins, Tetbury, GB;
Andrew Clive Taylor, Chichester, GB;
Michael Antony Tuke, Surrey, GB;
Carolina Avila Carrasco, Surrey, GB;
MatOrtho Limited, Surrey, GB;
Abstract
A ceramic femoral resurfacing head prosthesis () comprises a ceramic convex outer contact surface () engagable with an acetabulum of a patient or an acetabular cup prosthesis and a concave inner fixation surface () having an inner-land portion (), the ceramic convex outer contact surface () and the concave inner fixation surface () extending to intersect each other at a rim (). A ceramic stem () projects from the concave inner fixation surface (), and is adapted to be received by a stem bore. The concave inner fixation surface () includes a skirt () which is cylindrical or substantially cylindrical, or frusto-conical or substantially frusto-conical, and at least one circumferentially elongate recess () at the skirt ().