Ischial spine
Encyclopedia
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.
It can serve as a landmark in pudendal anesthesia
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It can serve as a landmark in pudendal anesthesia
Pudendal anesthesia
Pudendal anesthesia, also known as a pudendal block, is a form of local anesthesia commonly used in the practice of obstetrics to relieve pain during pregnancy. The anesthesia is produced by blocking the pudendal nerves near the ischial spine of the pelvis...
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Surfaces
| external surface | >- | Levator ani Levator ani The levator ani is a broad, thin muscle, situated on the side of the pelvis.It is attached to the inner surface of the side of the lesser pelvis, and unites with its fellow of the opposite side to form the greater part of the floor of the pelvic cavity.... , and the pelvic fascia Pelvic fascia The fascia of the pelvis may be resolved into:* the fascial sheaths of** the Obturator internus ** Piriformis ** pelvic diaphragm... >- | pointed extremity |
the sacrospinous ligament Sacrospinous ligament -External links: - "Posterior view of the bones and ligaments of the hip joint."*... is attached. |