Gemellus superior

  • The gemellus superior (also superior gemellus, superior gemellus muscle, gemellus superior muscle, latin: musculus gemellus superior) is a small triangular shaped muscle of the posterior muscle group of the pelvic girdle.

    Origin

    The gemellus superior originates from the spine of the ischium.

    Insertion

    The gemellus superior inserts on the trochanteric fossa of the femur.

    Action

    The main function of the superior gemellus is the external rotation of the femur.

    Innervation

    The gemellus superior is innervated by the muscular branches of the sacral plexus.