Prosthesis (i.e. – artificial body members) – parts thereof – or ai – Implantable prosthesis – Bone
Patent
1992-08-10
1993-09-21
Isabella, David
Prosthesis (i.e., artificial body members), parts thereof, or ai
Implantable prosthesis
Bone
A61F 236
Patent
active
052464628
ABSTRACT:
An object of this invention is to provide an implantable ceramic joint head which can be readily marked without a reduction in the strength of the ceramic. In the artificial ceramic joint head of the present invention having a recess into which a stem is inserted, an insert with a marking is provided in the bottom of the recess.
REFERENCES:
patent: 4202349 (1980-05-01), Jones
patent: 4233964 (1980-11-01), Jefferts et al.
patent: 4685919 (1987-08-01), Niwa et al.
patent: 4863470 (1989-09-01), Carter
patent: 4923471 (1990-05-01), Morgan
patent: 4944758 (1990-07-01), Bekki et al.
patent: 4988338 (1991-01-01), Taylor et al.
patent: 5007932 (1991-04-01), Bekki et al.
patent: 5092898 (1992-03-01), Bekki et al.
Bekki Katsutoshi
Sugimoto Jun
Isabella David
NGK Spark Plug Co. Ltd.
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