MuscleGluteal region — deep
Superior and inferior gemelli
Latin: Mm. gemelli
Location: Gluteal
View the superior and inferior gemelli in 3DOrigin
Superior gemellus: ischial spine. Inferior gemellus: ischial tuberosity.
Insertion
Medial greater trochanter with the obturator internus tendon.
Action
Reinforce the obturator internus tendon as lateral rotators of the hip.
Nerve supply
Nerve to obturator internus (superior) and nerve to quadratus femoris (inferior).
Blood supply
Inferior gluteal artery.
Clinical relevance
The sciatic nerve crosses behind them; with obturator internus they are the short external rotators detached and repaired in the posterior approach to hip replacement.
Educational anatomy reference, not medical advice. About this content.