Prosthetic interbody spacer
AssigneeSynthes USA, LLC
InventorsMax Aebi, John S. Thalgott, Inga Häfeli
Life of this patent
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Abstract
The present invention relates to an interbody spacer for use in replacing diseased or damaged intervertebral discs and fusing together vertebrae. The implant includes an annular base portion having an anterior end, a posterior end, and two side portions together forming a continuous outer wall, and an upper and a lower face portion extending around the outer wall. A plurality of teeth extend outwardly from the upper and lower face portions of the annular base portion. The teeth are slanted in the longitudinal direction toward the anterior end and have a generally regular V-shaped configuration in the transverse direction.
Claims19
An interbody spacer comprising:
- an annular base portion having an anterior end, a posterior end, and two side portions together forming a continuous outer wall, and an upper and a lower face portion extending around the outer wall;
- and
- a plurality of teeth extending outwardly from the upper and lower face portions, said teeth being slanted in the longitudinal direction toward the anterior end and having a generally regular V-shaped configuration in the transverse direction.
An interbody spacer comprising:
- an annular base portion having an anterior end, a posterior end, and two side portions together forming a continuous outer wall, and an upper and lower face portion extending around the outer wall, said base portion being generally convex in the transverse direction and wedge-shaped in the longitudinal direction;
- and
- a plurality of teeth extending outwardly from the upper and lower face portions.
Dependencies are inferred from the claim text.