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Piriformis: Difference between revisions
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{{ | {{Muscle | ||
|quality=Stub | |quality=Stub | ||
|image=Posterior Hip Muscles.png | |image=Posterior Hip Muscles.png | ||
| | |caption=The [[Lateral Hip Rotators]] | ||
|origin=2, 3, 4 costotransverse bars of anterior sacrum, few fibers from superior border of greater sciatic notch | |||
|origin=2, 3, 4 costotransverse bars of anterior sacrum, few fibers from superior border of greater sciatic notch | |||
|insertion=Anterior part of medial aspect of greater trochanter of femur | |insertion=Anterior part of medial aspect of greater trochanter of femur | ||
|action=Externally rotates and stabilises the hip | |action=Externally rotates and stabilises the hip | ||
|synergists= | |synergists=External Obturator, Gemelli Muscles, Internal Obturator, Quadratus Femoris | ||
| | |spinal innervation=S1, S2 | ||
|peripheral innervation=[[Nerve to Piriformis]] | |||
|blood supply=Inferior gluteal, lateral sacral and superior gluteal artery. | |||
|conditions=[[Piriformis Syndrome]] | |||
|nerve supply=Nerve to piriformis (S1 and S2) | |nerve supply=Nerve to piriformis (S1 and S2) | ||
}} | }} | ||
==See Also== | ==See Also== | ||
*[[Piriformis Syndrome]] | *[[Piriformis Syndrome]] | ||
{{Muscles of the Hip and Lower Limb}} | {{Muscles of the Hip and Lower Limb|state=collapsed}} | ||
[[Category:Muscles of the Lower Limb]] | [[Category:Muscles of the Lower Limb]] | ||
{{#set:Has muscle group=Lateral Hip Rotators}} |
Latest revision as of 08:50, 18 April 2022
This article is a stub.
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Piriformis | |
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Muscle Type | |
Origin | 2, 3, 4 costotransverse bars of anterior sacrum, few fibers from superior border of greater sciatic notch |
Insertion | Anterior part of medial aspect of greater trochanter of femur |
Action | Externally rotates and stabilises the hip |
Synergists | External Obturator, Gemelli Muscles, Internal Obturator, Quadratus Femoris |
Antagonists | |
Spinal innervation | S1, S2 |
Peripheral Innervation | Nerve to Piriformis |
Vasculature | Inferior gluteal, lateral sacral and superior gluteal artery. |
Feature | Piriformis Syndrome |