1. Department of Neurosurgery, the People’s Hospital of Shanghai Pudong New Area Affiliated to Shanghai University of Medicine and Health Sciences, Shanghai 201299, P. R. China
2. Department of Neurosurgery, the First Affiliated Hospital of Nanchang University, Nanchang 330008, Jiangxi, P. R. China
3. Department of Operation Room, the Second Affiliated Hospital of Nanchang University, Nanchang 330009, Jiangxi, P. R. China
4. Department of Neurosurgery, the First Affiliated Hospital of Nanjing Medical University, Nanjing 210009, Jiangsu China
5. Department of Emergency@Trauma Center, the First Affiliated Hospital of Nanchang University, Nanchang 330008, Jiangxi, P. R. China