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Ischial spine


Source: http://en.wikipedia.org/wiki/Ischial_spine
Updated: 2017-04-23T00:25Z
Ischial spine
Gray343.png
Capsule of hip-joint (distended). Posterior aspect. (Spine of ischium labeled at upper left.)
Gray341.png
Left hip-joint, opened by removing the floor of the acetabulum from within the pelvis. (Spine of ischium labeled at center left.)
Details
Identifiers
LatinSpina ischiadica
Spina ischiaca
Spina ischialis
Dorlands
/Elsevier
s_18/12749322
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Anatomical terms of bone
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From the posterior border of the body of the Ischium there extends backward a thin and pointed triangular eminence, the ischial spine, more or less elongated in different subjects.

Surfaces

external surfacegives attachment to the Gemellus superior
internal surfacegives attachment to the Coccygeus, Levator ani, and the pelvic fascia
pointed extremitythe sacrospinous ligament is attached.

Clinical significance

It can serve as a landmark in pudendal anesthesia.[1]

Additional images

References

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

External links

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