Piriformis muscle

Origin of Piriformis

Anterior surface of lateral process of sacrum and gluteal surface of ilium at the margin of the greater sciatic notch.

Insertion of Piriformis

Superior border of greater trochanter.

Muscle Action/Function of Piriformis

Lateral rotator of the hip joint; also helps abduct the hip if it is flexed.

Arterial (Blood) Supply of Piriformis

Superior and inferior gluteal and internal pudendal arteries.
piriformis muscle, action, muscle picture

Piriformis Video

Piriformis - Muscles of the Hip and Thigh

Hip Extension

Aids a little bit.

Please feel free to ask your question about piriformis muscle in the comments below (stretching, antagonist muscles, trigger points, release techniques etc.).We will try to find the appropriate information as far as we can.
hip lateral rotation 5649284246668890323

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