Prosthesis (i.e. – artificial body members) – parts thereof – or ai – Implantable prosthesis – Bone
Patent
1987-02-05
1988-11-01
Apley, Richard J.
Prosthesis (i.e., artificial body members), parts thereof, or ai
Implantable prosthesis
Bone
A61F 228
Patent
active
047817208
ABSTRACT:
Disclosed is an internal prosthesis for use with a prosthesis attachable externally to a residual limb having a bone with a free end thereof. The internal prosthesis comprises bone end pressure distributing means disposed completely within the residual limb and open-bottomed bone end containing means attached to the bone end pressure distributing means. In separate embodiments, the bone end pressure distributing means comprises a tubular, mesh sock/sleeve with a central aperture. The open-bottomed end containing means comprises a mesh bone sock/sleeve which surrounds the central aperture and extends up the bone disposed around the aperture and also provided with a reinforced portion. Alternatively, the bone end pressure distributing means comprises a radially extending plate with an central aperture around which is disposed an upwardly extending boss. The bone end containing means comprises an open-ended bone cap which is formed of two sections. The first section comprises a portion of bone pins and the second section comprises a boss with a smaller diameter than the first section.
REFERENCES:
patent: 3947897 (1976-04-01), Owens
patent: 4007494 (1977-02-01), Sauer
patent: 4158895 (1979-06-01), Reswich
patent: 4547912 (1985-10-01), Sherva-Parker
Apley Richard J.
Prizant James
Weintraub Arnold S.
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