Objective: To provide the anatomical basis for the reparing of axillary nerve and musculocutaneous nerve with brachial triceps branches of radial nerve.

• 目的:明确桡神经肱三头肌支的解剖学特征,为臂丛上干损伤腋神经或肌皮神经肱二头肌支的修复提供解剖学基础,使术式更安全、简单。