1·The nerve which innervated the platysma was the cervical branch of the facial nerve.
支配颈阔肌的神经是面神经的颈支。
2·And it will provides important reference basis for clinical prevention of postoperative platysma myocutaneous flap necrosis.
为临床上预防颈阔肌肌皮瓣术后坏死提供了重要的参考依据。