deep hip rotators

deep hip rotators (6)

-piriformis
-quadratus femoris
-superior gemellus
-inferior gemellus
-obturator internus
-obturator externus

piriformis proximal attachment

anterior-lateral sacrum

piriformis distal attachment

medial side of superior border of greater trochanter of femur

piriformis function

lateral rotation of hip

piriformis nerve supply

nerve to piriformis

quadratus femoris proximal attachment

superior portion of lateral surface of ischial tuberosity

quadratus femoris distal attachment

intertrochanteric crest of femur

quadratus femoris function

lateral rotation of hip

quadratus femoris nerve supply

nerve to quadratus femoris

superior gemellus proximal attachment

dorsal surface of ischial spine

superior gemellus distal attachment

trochanteric fossa

superior gemellus function

lateral rotation of hip

superior gemellus nerve supply

nerve to obturator internus

inferior gemellus proximal attachment

upper part of ischial tuberosity (near lesser sciatic notch)

inferior gemellus distal attachment

trochanteric fossa

inferior gemellus function

lateral rotation of hip

inferior gemellus nerve supply

nerve to quadratus femoris

obturator internus proximal attachment

internal surface of obturator foramen

obturator internus distal attachment

medial surface at trochanteric fossa

obturator internus function

lateral rotation of hip

obturator internus nerve supply

nerve to obturator internus

obturator externus proximal attachment

external surface of obturator foramen

obturator externus distal attachment

trochanteric fossa

obturator externus function

lateral rotation of hip

obturator externus nerve supply

obturator nerve