1. Department of Ultrasound Shanghai East Hospital Tongji University Shanghai 200120 P. R. China
2. Department of Emergency Medicine and Critical Care Shanghai East Hospital Tongji University Shanghai 200120 P. R. China
3. Medmaterial Research Center Jiangsu University Affiliated People's Hospital Zhenjiang 212002 P. R. China
4. State Key Laboratory of High Performance Ceramics and Superfine Microstructure Shanghai Institute of Ceramics Chinese Academy of Sciences Shanghai 200050 P. R. China
5. Shanghai Engineering Research Center of Organ Repair School of Life Sciences Shanghai University Shanghai 200444 P. R. China
6. Materdicine Lab School of Life Sciences Shanghai University Shanghai 200444 P. R. China