ObjectiveClinical studyTo study the nature of the Glycerol of the cerebral extracellular in patients with mild traumatic brain injury (mTBI) and severe traumatic brain injury (sTBI) .

• [第一部分]研究轻型颅脑创伤患者及重型颅脑创伤患者脑细胞间液甘油浓度的变化规律;研究亚低温对重型脑创伤患者脑细胞间液甘油浓度的影响。