Patent ID: 8728123

Claim:
A spinal spacer for insertion into a spinal space between a first vertebra and a second vertebra, the spinal spacer comprising: a unitary body comprising: a first contoured plate having a first wing configured to engage the first vertebra and a second wing configured to engage the second vertebra; a post integral with and extending from the first contoured plate to define a longitudinal axis, the post having an outer surface and a bullet nose, wherein the bullet nose includes a solid end configured to pierce interspinous ligaments during insertion of the unitary body, and wherein the outer surface includes a curved portion defining a first side of the post and extending along the longitudinal axis, and a planar portion defining a second side of the post opposite the first side and extending along the longitudinal axis; a second contoured plate slidably coupled to the post of the unitary body, the second contoured plate comprising: a first wing configured to engage the first vertebra; a second wing configured to engage the second vertebra; a rear portion extending between the first wing and the second wing; a front portion extending between the first wing and the second wing; wherein the first wing, second wing, rear portion, and front portion define a first bore configured to receive the post, wherein the first bore provides a continuous surface that surrounds at least a portion of the outer surface of the post.