obturator foramen


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obturator foramen

[′äb·tə‚rād·ər fə′rā·mən]
(anatomy)
A large opening in the pelvis, between the ischium and the pubis, that gives passage to vessels and nerves; it is partly closed by a fibrous obturator membrane.
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References in periodicals archive ?
However, in these same women passing the needle from the obturator foramen is not easy and severe groin and leg pain are common postoperative complications.
The obturator internus muscle arises from: i) the pelvic surface of the margin of the obturator foramen, ii) the internal surface of the hip bone below and posterior to the pelvic brim, iii) the internal surface of the obturator membrane, the tendinous arch that completes the obturator canal, and iv) the obturator fascia.
If these maneuvers prove unsuccessful, as in our case, open reduction with the assistance of a bone hook should be performed, as the prosthetic femoral head may be physically lodged in the obturator foramen.
The right OBA was noted to be arising from the anterior division of the internal iliac artery and traveled along obturator nerve to reach the obturator foramen.
A Prolene tape obtained by cutting a tape 10 mm large and 30 cm long from a mesh 30X30 cm is attached to the specific needle which is then taken out from the obturator foramen.
The pedicle was found on axial and coronal images to extend through the obturator canal and emerge from the obturator foramen in the proximity of the inferior recess of the left hip joint capsule (Figs.
Specially shaped trocars are used to access the retropubic space for sling placement, whereas differentially shaped trocars are used to access the obturator foramen for sling placement.
For the anterior compartment repair, 2 implant straps on each side are placed via the obturator foramen in the arcus tendinus fasciae pelvis.
I've done studies in about 35 cadavers, and in about 60% of them we found an anterior branch of the obturator artery and vein, which traveled along the outer bony rim of the obturator foramen.