Title:
ARTIFICIAL HIP JOINT
Document Type and Number:
WIPO Patent Application WO/2023/106901
Kind Code:
A1
Abstract:
Disclosed is an artificial hip joint device. This artificial hip joint comprises a head and a liner, wherein at least one among the head and the liner is made of a composite containing zirconia as a first phase and alumina as a second phase, and the content of the first phase and the content of the second phase may be in the range of 50-75 wt% and 25-50 wt%, respectively.
Inventors:
LEE BOO RAK (KR)
LEE DONG KI (KR)
LEE DONG KI (KR)
Application Number:
PCT/KR2022/020159
Publication Date:
June 15, 2023
Filing Date:
December 12, 2022
Export Citation:
Assignee:
LEE BOO RAK (KR)
LEE DONG KI (KR)
LEE DONG KI (KR)
International Classes:
A61L27/10; A61F2/30; A61F2/34; A61F2/36; A61L27/42
Foreign References:
| KR20020059603A | 2002-07-13 | |||
| KR20010072558A | 2001-07-31 | |||
| KR100631157B1 | 2006-10-02 | |||
| KR20210055735A | 2021-05-17 | |||
| KR101815428B1 | 2018-01-08 | |||
| US20210236290A1 | 2021-08-05 | |||
| KR100730618B1 | 2007-06-21 |
Other References:
HEIMANN ROBERT B.: "Silicon Nitride, a Close to Ideal Ceramic Material for Medical Application", PREPRINTS, 15 April 2021 (2021-04-15), XP093070645, [retrieved on 20230804], DOI: 10.20944/preprints202103.0636.v2
Attorney, Agent or Firm:
NEIT INTERNATIONAL PATENT LAW FIRM (KR)
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