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:
Jun. 07, 2016
Filed:
Jan. 14, 2014
Kyocera Medical Corporation, Osaka-shi, Osaka, JP;
Nicholas Slater, Chandler, AZ (US);
Takatoshi Miyashita, Hirakata, JP;
Atsushi Kuroshima, Nara, JP;
Shion Fujimura, Osaka, JP;
Kyocera Medical Corporation, Osaka, JP;
Abstract
An artificial hip joint stem of the present invention includes a stem body divided into a stem proximal part, a stem distal part, and a stem intermediate part located between the stem proximal part and the stem distal part. The stem body includes a rough surface located at the stem proximal part and having a surface roughness (Ra) of 10-80 μm, a smooth satin surface located at the stem intermediate part and having a surface roughness (Ra) of 0.1-1.0 μm, and a shiny surface located at the stem distal part and having a surface roughness (Ra) of less than 0.1 μm. The present invention also provides an artificial hip joint including the artificial hip joint stem.