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image: Inferior Gemellus
Inferior Gemellus

Inferior Gemellus

 Action :

  • Rotates the thigh laterally; also helps abduct the flexed thigh.

Origin :

  • Posterior portions of ischial tuberosity and lateral obturator ring.

Insertion :

  • Medial surface of greater trochanter of femur, in common with obturator internus.

Innervation :

  • Nerve to the obturator internus and inferior gemellus − a branch of the sacral plexus (L5, S1).

Arterial Supply :

  • Inferior gluteal artery.

Depth :

  • Superficial
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