Artificial intervertebral disc

Details Artificial intervertebral disc Artificial intervertebral disc

1994-02-01

1995-10-17

Isabella, David

Prosthesis (i.e., artificial body members), parts thereof, or ai

Implantable prosthesis

Bone

623 17, 623 23, A61F 230, A61F 244

Patent

active

054586437

ABSTRACT:
A prosthesis used for a damaged bone, an artificial articular cartilage or an artificial intervertebral disc being characterized in that the prosthesis is a composite body comprising polyvinyl alcohol hydrogel and ceramic or metallic porous body. With this prosthesis, PVA hydrogel enhances lubrication and shock absorbing functions, and the porous body allows the ingrowth and ossification of the bone tissue of a living body therein to affinitively connect said hydrogel to the bones of the living body.

REFERENCES:
patent: 4073999 (1978-02-01), Bryan et al.
patent: 4220152 (1980-09-01), Dresback
patent: 4220153 (1980-09-01), Dresback
patent: 4634720 (1987-01-01), Dorman et al.
patent: 4664669 (1987-05-01), Ohyabu et al.
patent: 4693986 (1987-09-01), Vit et al.
patent: 4778471 (1988-10-01), Bajpai
patent: 4813965 (1989-03-01), Roberts
patent: 4938778 (1990-07-01), Ohyabu et al.
patent: 4990163 (1991-02-01), Ducheyene et al.
patent: 5007930 (1991-04-01), Dorman et al.

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