长期从事心血管工程、血管生物力学、血流动力学，以及植入性医疗器械领域的研究，通过实验分析、病理学鉴定、先进医学成像技术、计算模拟等多种方法探究血管病变产生的机理，开发先进的血管介入治疗技术以及基于影像的计算机辅助血管手术方案等，应用于血管疾病的诊断和治疗。近年来主持国家自然科学基金、科技部国际合作项目、上海市科委浦江A类项目、中央高校基本业务费医工交叉项目等多个科研项目。在ABME, EJVES, JMBBM, JBIOM等国际主流学术期刊上发表多篇论文。中国生物材料学会材料生物力学分委员会委员。获得16年上海市浦江人才计划，13年美国NIH Postdoc Fellowship等奖励。受邀参加过多个重要国际学术会议并做演讲。
代表性论文：
1. J. Tong et al. Dissection properties and mechanical strength of tissue components in human carotid bifurcations. Ann. Biomed. Eng., 39: 1703-1719, 2011.
2. J. Tong et al. Effects of age on the elastic properties of the intraluminal thrombus and the thrombus-covered wall in abdominal aortic aneurysms: biaxial extension behavior and material modeling. Eur. J. Vasc. Endovasc. Surg., 42:207-219, 2011.
3. J. Tong et al. Gender differences in biomechanical properties, thrombus age, mass fraction and clinical factors of abdominal aortic aneurysms. Eur. J. Vasc. Endovasc. Surg., 45:364-372, 2013.
4. J. Tong et al. Variations of dissection properties and mass fractions with thrombus age in human abdominal aortic aneurysms. J. Biomech., 47:14-23, 2014.
5. J. Tong and G. A. Hozapfel. Structure, mechanics and histology of intraluminal thrombi in abdominal aortic aneurysms. Ann. Biomed. Eng., 43:1488-1501, 2015.
6. J. Tong et al. Diameter-related variations of geometrical, mechanical and mass fraction data in the anterior portion in the abdominal aortic aneurysms. Eur. J. Vasc. Endovasc. Surg., 49:262-270, 2015.
7. J. Tong et al. Mechanical assessment of arterial dissection in health and disease：advancements and challenges. J. Biomech., 49:2366-2373, 2016.
8. J. Tong* et al. Mechanical characterization and material modeling of diabetic aortas in a rabbit model. Ann. Biomed. Eng., 46:429-442, 2018. (*Corresponding author)
9. Y. Zhou, J. Tong* et al. Numerical simulation of haemodynamics of the descending aorta in the non-diabetic and diabetic rabbits. J. Biomech., 91:140-150, 2019. (*Corresponding author)
10. J. Tong* et al. Effect of diabetes mellitus on the dissection properties of the rabbit descending thoracic aortas. J. Biomech., 100:109592, 2020. (*Corresponding author)
11. J. Tong* et al. Failure properties of healthy and diabetic rabbit thoracic aortas and their potential correlation with mass fractions of collagen. Cardiovasc. Eng. Technol., 13:69-79, 2022. (*Corresponding author)
12. J. Tong* et al. Gender differences in the dissection properties of ascending thoracic aortic aneurysms. Interact. Cardiovasc. Thorac. Surg., 35:ivac068, 2022. (*Corresponding author)
13. X. Xu, Z. Zhang, M. Abudupataer, F. Yang, C. Wang, K. Zhu, J. Tong*. Mechanical characterization and material modeling of ascending aortic aneurysm with different bicuspid aortic cusp fusion morphologies. J. Mech. Behav. Biomed. Mater, 132:105295, 2022. (*Corresponding author)
14. J. Tong*. Mechanical characterization and modeling of diabetic aortas. In G. Sommer, K. Li, D. C. Haspinger, R. W. Ogden, editors. Solid (Bio)mechanics: Challenges of the Next Decade. Switzerland, Springer Nature. p143-155, 2022. (*Corresponding author)
15. J. Tong* et al. Effect of hypertension on the delamination and tensile strength of ascending thoracic aortic aneurysm with a focus on right lateral region. J. Biomech., 154:111615, 2023. (*Corresponding author)
16. Z. Zhang, X. Xu, T. Li, Y. F. Xin, J. Tong*. Region-specific delamination strength of ascending thoracic aortic aneurysm of elderly hypertensive patients with bicuspid and tricuspid aortic valves. Med. Eng. Phys, 126:104157, 2024. (*Corresponding author)
