inferior ulnar collateral artery


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in·fe·ri·or ul·nar col·lat·er·al ar·ter·y

[TA]
origin, brachial; distribution, arm muscles at back of elbow; anastomoses, anterior and posterior ulnar recurrent, superior ulnar collateral, profunda brachii, and recurrent interosseous, as part of the articular vascular plexus of the elbow.

inferior ulnar collateral artery

one of a pair of branches of the deep brachial arteries, arising about 5 cm from the elbow, passing inward to form an arch with the deep brachial artery, and carrying blood to the muscles of the forearm. Compare superior ulnar collateral artery.

in·fe·ri·or ul·nar col·lat·er·al ar·te·ry

(in-fēr'ē-ŏr ŭl'năr kŏ-lat'ĕr-ăl ahr'tĕr-ē) [TA]
Origin, brachial; distribution, arm muscles at back of elbow; anastomoses, anterior and posterior ulnar recurrent, superior ulnar collateral, profunda brachii, and recurrent interosseous, as part of the articular network of the elbow.
Synonym(s): arteria anastomotica magna, arteria collateralis ulnaris inferior, great anastomotic artery.
References in periodicals archive ?
Apart from the terminal branches, the branches of the brachial artery in the arm are profunda brachii, superior ulnar collateral artery, inferior ulnar collateral artery, muscular branches to the surrounding muscles and a nutrient branch to the humerus [1].
The inferior ulnar collateral artery provides direct vascularization to the nerve, with no anastomosis in the region just proximal to the cubital tunnel.

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