1. Key Laboratory for Biomechanics and Mechanobiology of Ministry of Education, Beijing Advanced Innovation Centre for Biomedical Engineering, School of Biological Science and Medical Engineering, Beihang University, Beijing 100083, China
2. Department of Biomedical, Chemical & Environmental Engineering, University of Cincinnati, Cincinnati, OH 45267, USA
3. Department of Orthopaedic Surgery, University of Cincinnati, Cincinnati, OH 45267, USA
4. Department of Neurosurgery, University of Cincinnati, Cincinnati, OH 45267, USA
5. School of Engineering Medicine, Beihang University, Beijing 100083, China