4 Stage Osteoarthritis Knee Degeneration model

4-Stage Osteoarthritis Knee Model
Set of 4 knee models (3/4 scale) illustrating: Degenerative joint disease (osteoarthritis); Erosion to joint articular cartilage; Progression of degenerative joint disease; Osteophytes (bone spurs) at the articular surfaces.
4-Stage Osteoarthritis Knee Model size: 3 x 1-3/4 x 5-1/2
Card size: 8-1/4 x 6-1/4