1. School of Mechanical Engineering Tianjin University Tianjin China
2. Center for Medical Device Evaluation National Medical Products Administration Beijing China
3. Key Lab for Mechanism Theory and Equipment Design of Ministry of Education School of Mechanical Engineering Tianjin University Tianjin China
4. Tianjin Key Laboratory of Acute Abdomen Disease Associated Organ Injury and ITCWM Repair Department of Gastrointestinal Surgery Tianjin Hospital of ITCWM Tianjin China
5. Tianjin Key Laboratory of Composite and Functional Materials School of Materials Science and Engineering Tianjin University Tianjin China