Patent ID: 6132464
Filing Date: 2000-10-17
Classification: A61B,A61F,Y10S

Abstract:
A prosthetic support element for a vertebral articular process for preserving the spinal stability and the potential of functional motion without damaging the spinal muscle-ligament system, comprising:at least one posterior support plate for rigid anchorage to a vertebra and extending against at least one portion of a posterior arch of the vertebra,at least one prosthetic blade carried by said support plate and extending from said support plate, said prosthetic blade including an artificial articular surface having a shape, position and orientation corresponding to the shape, position and orientation of a natural articular facet replaced by said articular surface, wherein said element has stiff anchoring means for anchoring said support plate on a transverse process and including a hook, a claw, or a clamping collar for the support plate facing said transverse process.