
The obturator artery is a branch of the internal iliac artery that passes antero-inferiorly (forwards and downwards) on the lateral wall of the pelvis, to the upper part of the obturator foramen, and, escaping from the pelvic cavity through the obturator canal, it divides into both an anterior and a posterior branch. ==Structure== In the pelvic ca...
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http://en.wikipedia.org/wiki/Obturator_artery

<anatomy, artery> Anastomoses, iliolumbar, inferior epigastric, medial circumflex femoral; origin, anterior division of the internal iliac; distribution, ilium, pubis, obturator and adductor muscles; branches, pubic, acetabular, anterior, and posterior. ... Synonym: arteria obturatoria. ... (05 Mar 2000) ...
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http://www.encyclo.co.uk/local/20973

origin, internal iliac artery; branches, pubic, acetabular, anterior, and posterior branches; distribution, pelvic muscles, hip joint.
Found on
http://www.encyclo.co.uk/local/21001

Type: Term Definitions: 1. origin, anterior division of internal iliac, with an accessory or replaced obturator artery arising from the inferior epegastric artery as often as 20% of the time; anastomoses, iliolumbar, inferior epigastric, medial circumflex femoral; distribution, ilium, pubis, obturator, and adductor muscles; branches, pubic, acetabu...
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http://www.medilexicon.com/medicaldictionary.php?t=7302
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