Popliteus

Middle facet of the lateral surface of the lateral femoral condyle

Posterior tibia under the tibial condyles

Medial rotation and flexion of knee

Tibial nerve

Popliteal artery

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Variations:

Additional head from the sesamoid bone in the outer head of the Gastrocnemius.

Popliteus minor, rare, origin from femur on the inner side of the Plantaris, insertion into the posterior ligament of the knee-joint.

Peroneotibialis, 14% of population. Origin is inner side of the head of the fibula, insertion into the upper end of the oblique line of the tibia, it lies beneath the Popliteus.

Trigger points:

A popliteus shortened by trigger points can cause pain near its tendinous origin at the lateral knee.