su·pra·pa·tel·lar bursa (s  pr -p-t l r)n. A large bursa between the lower part of the thigh and the tendon of the quadriceps muscle, usually communicating with the cavity of the knee joint. |
suprapatellar bursa,
an expansion of the synovial membrane of the knee that is a continuation of the articular cavity superiorly between the distal end of the shaft of the femur and the quadriceps femoris muscle and tendon. It provides a low-friction surface for the movement of knee tendons. See also subpopliteal recess.
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