Figure 1.
Surgical Technique. A) Harvest of the adult cartilage from the area where the defect was planned. B) A large osteochondral defect (diameter 4.5–5 mm, depth 2–2.5 mm) was manually created in the center of femoral trochlea. C) Filling of the defects with cartilage fragments, according to the assigned treatment group (Adult, Juvenile, or Juvenile + Adult cartilage fragments). D) Defect filled with cartilage fragments stabilized with 1.8%-2% low melt agarose.