This invention relates to tools for preparing vertebral bodies in the
spine for the implantation of an artificial vertebral disk replacement
and related method. A first tool is disclosed that prepares the vertebral
bodies for implantation by cutting offset channels in the vertebral
bodies. The second tool holds two plates of the implant during the
implantation process. This invention also relates to an artificial
vertebral disk replacement, a method of operation, and a method of
implanting.