The lower circumference of the lesser pelvis is very irregular; the space enclosed by it is named the inferior aperture or pelvic outlet. It is an important component of pelvimetry.
Pelvic outlet | |
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Details | |
Identifiers | |
Latin | apertura pelvis inferior |
TA98 | A02.5.02.009 |
TA2 | 1290 |
FMA | 17273 |
Anatomical terms of bone [edit on Wikidata] |
It has the following boundaries:
These eminences are separated by three notches:
When the ligaments are in situ, the inferior aperture of the pelvis is lozenge-shaped, bounded as follows: