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US 2004/0111154 A1Published application
Facet arthroplasty devices and methods
AssigneeArchus Orthopedics, Inc.
InventorMark A. Reiley
Life of this patent
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Abstract
A prosthesis replaces all or a portion of a natural facet joint on a vertebral body. The prosthesis has a prosthesis body that accommodates fixation to the vertebral body at or near a pedicle and without support by a lamina. The prosthesis also has an artificial facet joint structure carried by the prosthesis body. The artificial facet joint structure is adapted and configured to replace all or a portion of a natural facet joint.
Claims24
A prosthesis to replace all or a portion of a natural facet joint on a vertebral body comprising
- a prosthesis body accommodating fixation to the vertebral body at or near a pedicle and without support by a lamina, and
- an artificial facet joint structure carried by the prosthesis body adapted and configured to replace all or a portion of a natural facet joint.
Dependencies are inferred from the claim text.