Patent ID: 9693875
Date: 2017-07-04
CPC Classifications: A61B,A61F

Claim:
1. An intervertebral spinal spacer comprising: (a) a substantially annular body having an upper surface, a lower surface, an outer surface, and an inner surface, wherein the inner surface of the substantially annular body defines an internal cavity; (b) a plurality of outer apertures, the plurality of outer apertures being defined by a plurality of frustoconical projections extending from the upper surface or the lower surface of the substantially annular body; (c) a plurality of inner apertures, the plurality of inner apertures being defined by the inner surface of the substantially annular body; and (d) a plurality of substantially L-shaped fluid passages defined by the substantially annular body and connecting each respective outer aperture to a corresponding inner aperture such that fluid communicates from the plurality of outer apertures, through the plurality of substantially L-shaped fluid passages, and into the internal cavity of the substantially annular body.