Invention Application
WO2006055186A8 CROSSBAR SPINAL PROSTHESIS HAVING A MODULAR DESIGN AND SYSTEMS FOR TREATING SPINAL PATHOLOGIES 审中-公开
具有用于治疗脊柱病变的模块化设计和系统的横贯脊柱前凸

CROSSBAR SPINAL PROSTHESIS HAVING A MODULAR DESIGN AND SYSTEMS FOR TREATING SPINAL PATHOLOGIES
Abstract:
An adaptable spinal facet joint prosthesis, including a pedicle fixation element; a laminar fixation element; d a facet joint bearing surface having a location adaptable with respect at least one of the pedicle fixation element d the laminar fixation element. The invention also includes a method of implanting an adaptable spinal facet joint asthesis including the steps of determining a desired position for a facet joint bearing surface; and attaching a prosthesis comprising a facet joint bearing surface to a pedicle portion of a vertebra and a lamina portion of a vertebra to place the facet joint bearing surface in the desired position. The invention also provides a facet joint prosthesis implant tool including a tool guide adapted to guide a vertebra cutting tool; and first and second fixation le alignment elements extending from the saw guide. The invention also provides systems for treating spinal pathologies that include intervertebral discs in combination with spinal and facet joint prostheses.
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