Espiral AtlasObturator foramen
foramen obturatum
Study entry
Description
A large, oval or triangular opening, surrounded by the pubis, the ischium and their rami; it lies below and medial to the acetabulum.
Relations
Closed by the obturator membrane, except at the obturator canal, through which the obturator nerve and vessels pass. The membrane provides a surface for muscles on both sides.
Source: cap. 7, «Huesos del miembro inferior: hueso coxal»