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US 7,842,090 B2Granted
Spinal prostheses
AssigneeImpliant Ltd.
InventorsUri Arnin, Michael Tauber, Yuri Sudin, Yoram Anekstein
Life of this patent
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Abstract
An article including a spinal prosthesis having a unitary body with at least three attachment points attachable to spinal structure, the unitary body including a flexure assembly positioned between first and second attachment members, wherein flexure of the flexure assembly permits movement of the first attachment member relative to the second attachment member.
Claims4
An article comprising:
- a spinal prosthesis comprising a superior vertebral attachment member attachable to a spinous process of a spine and an inferior vertebral attachment member attachable to an adjacent spinous process of the spine;
- and
- a flexure assembly disposed between said superior and inferior vertebral attachment members, wherein flexure of said flexure assembly permits said superior and inferior vertebral attachment members to move relative to one another;
- wherein each of said superior and inferior vertebral attachment members comprises a pair of sidewalls separated from one another by a gap for receiving therein a posterior portion of the spine, and further comprising a tenon-and-mortise joint, wherein said flexure assembly is attached to or integrally formed with said superior and inferior vertebral attachment members by means of said tenon-and-mortise joint.
1 more element
Dependencies are inferred from the claim text.