obturator vein

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Noun1.obturator vein - a vein formed by the union of tributaries that drain the hip joints and thigh muscles; empties into the internal iliac vein
vein, vena, venous blood vessel - a blood vessel that carries blood from the capillaries toward the heart; "all veins except the pulmonary vein carry unaerated blood"
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Pubic vein: This is a vascular connection between the external iliac/inferior epigastric and obturator vein, and hemorrhage of this vein is called corona mortis.
Inadvertent vessel puncture and nerve injury during nerve block procedures would be decreased by correct ultrasound guidance, although unintended obturator vein puncture has been reported even during an ultrasound-guided proximal level ONB [35].
The contents of the obturator canal include: i) superomedially, nerve to obturator externus muscle, and obturator artery, ii) inferomedially, obturator vein, and iii) superolaterally, anterior and posterior divisions of the obturator nerve, which lay within the obturator groove.