The 4-Piece Degenerative Vertebrae is an exceptional model demonstrating bone and lumbar vertebrae degeneration in 4 stages. The first model represents a normal disc and bone; the second Facet Syndrome and a bulging herniated disc; the third bone and disc degeneration and the beginning of bone spurring; and the fourth advanced osteoporosis with marked bone compression and bone spurs. Model uses L4 and L5. Mounted on a plastic base.

Made of washable and unbreakable PVC plastic.
Size: Natural Size.