Passage though lesser sciatic notch
Gluteus
maximus
(cut)
Obturator
internus
Gluteus medius
Piriformis
Obturator
internus
Obturator internus
Attachment to obturator membranę and margin of obturator foramen
Attachment to greater trochanter of femur
Figurę 8-37 Anatomy of obturator internus