Patent ID: 7273496
Filing Date: 2007-09-25
Classification: A61F

Abstract:
1. An implant adapted to be placed between two vertebral bodies comprising: an upper implant further comprising, a first surface that is adapted to contact a bottom surface of an upper vertebral body, and a second surface having a first concave socket; a lower implant further comprising, a first surface that is adapted to contact an upper surface of a lower vertebral body, and a second surface having a second concave socket; and a crossbar member with a first beam that is received in the first concave socket of the upper implant and a second beam that is received in the second concave socket of the lower implant, wherein after an implant is inserted and the patient has healed at least one of the upper and lower implant remains capable of pivoting about the crossbar; wherein at least one of the upper implant and the lower implant are moveable about the crossbar member to allow a twisting motion of said piece.