Intervertebral prosthesis
AssigneeSpinevision
InventorsDominique Petit, Thomas Droulout, Vincent Sene
Life of this patent
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Abstract
An intervertebral prosthesis includes at least one core which is positioned between an upper plate and a lower plate, the prosthesis also includes an outer casing. The aforementioned plates comprise respective inner faces which enable the core to move inside the prosthesis.
Claims32
1-29. (canceled)
An intervertebral prosthesis comprising at least one core positioned between an upper plate and a lower, at least one outer casing, said upper and lower plates respectively comprising inner faces which permit a movement of the at least one core inside said prosthesis, said at least one core being surrounded laterally by a flexible inner casing, and said inner casing having two favored directions of flexibility and being oriented perpendicularly.
Dependencies are inferred from the claim text.