动脉分支在330侧标本中，分析了肱深动脉和上尺副动脉的起源状况，以两支动脉分别单独起始的最多占47.88%。
Arterial branches: the brachial profundal artery and the superior ulnar col-lateral artery originate directly from the axillary or brachial artery in 47.88% of 330sides.
目的探讨以桡侧副动脉后支供血的游离上臂外侧皮瓣的设计和应用技术。
Objective To explore the design and operative techniques of the free lateral arm flap based on the posterior radial collateral artery.
肱桡肌营养血管：肱桡肌由桡动脉发出的桡侧副动脉、桡侧返动脉及桡动脉直接肌支等供血。
The nutrient vessels of brachioradialis muscle: the radial collateral artery, radial recurrent artery and direct branches of radial artery supply the blood for brachioradialis muscle.
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