Greater_sciatic_forame

Greater sciatic foramen

Greater sciatic foramen

Part of the pelvis

The greater sciatic foramen is an opening (foramen) in the posterior human pelvis. It is formed by the sacrotuberous and sacrospinous ligaments. The piriformis muscle passes through the foramen and occupies most of its volume. The greater sciatic foramen is wider in women than in men.

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Structure

It is bounded as follows:

Function

The piriformis, which exits the pelvis through the foramen, occupies most of its volume.

The following structures also exit the pelvis through the greater sciatic foramen:[2]

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See also

This article uses anatomical terminology.
Wikimedia Commons has media related to Greater sciatic foramen.

References

Public domain This article incorporates text in the public domain from page 309 of the 20th edition of Gray's Anatomy (1918)

  1. [1]
    Chaitow, Leon; DeLany, Judith (January 1, 2011), Chaitow, Leon; DeLany, Judith (eds.), "Chapter 11 - The pelvis", Clinical Application of Neuromuscular Techniques, Volume 2 (Second Edition), Oxford: Churchill Livingstone, pp. 299–389, doi:10.1016/b978-0-443-06815-7.00011-5, ISBN 978-0-443-06815-7, retrieved February 6, 2021
  2. [2]
    "Greater Sciatic Foramen - Wheeless' Textbook of Orthopaedics". wheelessonline.com. Retrieved December 27, 2016.
  3. [3]
    Yokochi, Chihiro; Rohen, Johannes W. (2006). Color Atlas of Anatomy: A Photographic Study of the Human Body. Hagerstown, MD: Lippincott Williams & Wilkins. p. 482. ISBN 978-0-7817-9013-0.
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