Invention Grant
- Patent Title: Artificial hip joint stem and artificial hip joint including the same
- Patent Title (中): 人造髋关节茎和人造髋关节包括相同
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Application No.: US14154842Application Date: 2014-01-14
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Publication No.: US09358115B2Publication Date: 2016-06-07
- Inventor: Nicholas Slater , Takatoshi Miyashita , Atsushi Kuroshima , Shion Fujimura
- Applicant: KYOCERA Medical Corporation
- Applicant Address: JP Osaka
- Assignee: Kyocera Medical Corporation
- Current Assignee: Kyocera Medical Corporation
- Current Assignee Address: JP Osaka
- Agency: Volpe and Koenig, P.C.
- Main IPC: A61F2/30
- IPC: A61F2/30 ; A61F2/36
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.
Public/Granted literature
- US20150196397A1 ARTIFICIAL HIP JOINT STEM AND ARTIFICIAL HIP JOINT INCLUDING THE SAME Public/Granted day:2015-07-16
Information query
IPC分类:
