Vertebral Body Replacement and Insertion Methods
AssigneeNuVasive, Inc.
InventorsWilliam D. Smith, Benjamin Arnold, Daniel Zatta, Jeremy Malik, Morton B. Albert
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Abstract
A vertebral body replacement device, dimensioned for implantation between a first and second vertebral bone is described. The vertebral body replacement device includes a superior endcap, an inferior endcap and a central core between the superior and inferior endcaps. The vertebral body replacement device further includes a fusion aperture extending through the superior and inferior endcaps and central core. The vertebral body replacement device is made of radiolucent material and can be implanted from a lateral or anterior approach to the spine.
Claims1
A vertebral body replacement device dimensioned for implantation between a first and second vertebral bone, comprising:
- a superior endcap comprising a first bone contacting base and a first body portion, said body portion including a first mating feature opposite said first bone contacting base, and said superior endcap including a fusion aperture extending through the first bone contacting base and the first body portion;
- an inferior endcap comprising a second bone contacting base and a second body portion, said body portion including a mating feature, said body portion including a second mating feature opposite said second bone contacting base, and said inferior endcap including a fusion aperture extending through the second bone contacting base and the second body portion;
- and
- a central core having a superior mating feature corresponding to said first mating feature of the superior endcap and an inferior mating feature corresponding to said second mating feature of the inferior endcap, said central core further including a fusion aperture extending therethrough.
Dependencies are inferred from the claim text.