Artificial intervertebral disc

Details Artificial intervertebral disc Artificial intervertebral disc

1980-11-13

1982-01-12

Frinks, Ronald L.

Surgery

Truss

Pad

128 92C, A61F 124

Patent

active

043097774

ABSTRACT:
An artificial intervertebral disc for implantation in the disc space after the removal of a diseased or damaged cervical intervertebral is described and comprises upper and lower disc portions having a plurality of springs positioned therebetween to yieldably urge the disc portions away from each other. A plurality of spikes extend upwardly from the upper disc portion for engagement with the vertebra thereabove. A plurality of spikes extend downwardly from the lower end of the lower disc portion for engagement with the vertebra therebelow.

REFERENCES:
patent: 2677369 (1954-05-01), Knowles
patent: 3426364 (1969-02-01), Lumb
patent: 3867728 (1975-02-01), Stubstad et al.
patent: 3987499 (1976-10-01), Scharbach et al.

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