| 摘要 |
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.
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