This ultrasound model shows a left, life-size human knee with the following structures:
Femur, tibia and patella bones. Quadriceps tendon, patellar ligament, infrapatellar fat pad, synovium, prepatellar bursa, infrapatellar bursa and suprapatellar bursa.
The knee can be punctured with 27 gauge (0.4mm) to 22 gauge (0.7mm) needles.