Other Names

  • Six Deep Lateral Rotator Hip Muscles

Heads

  1. Piriformis
  2. Gemellus Superior
  3. Obturator Internus
  4. Gemellus Inferior
  5. Obturator Externus
  6. Quadratus Femoris

Movement

Hip

Attachments

Origin

  • Sacrum
    • Anterior [1 ]
    • Sacrotuberous Ligament [1 ]
  • Ischium
    • Posterior Portions
      • Ischial Spine [2 ]
      • Ischial Tuberosity
        • Posterior Portion [4 ]
        • External Border [6 ]
    • Obturator Foramen [5, 6 ]
  • Ischium and Pubis
    • Inside Surfaces and Obturator Membrane [3 ]

Insertion

  • Femur
    • Greater Trochanter
      • Medial Surface [2, 3, 4 ]
      • Superior/Medial Surface [1 ]
      • Posterior Surface
        • Quadrate Tubercle [6 ]
        • Trochanteric Fassa [5 ]