He received his M.D at Harbin Medical University in 1984. He performed his both Clinical and Research Hand Fellowship training at the University of Louisville in Kentucky (1996-2000). During the period, Dr. Ren created a feasibility large animal CTA model for limb transplantation to allow modulation of the immune reaction and to investigate immunosuppressant. The Nation’s First Hand Transplantation in the US was successfully conducted as a direct result of the preclinical swine composite tissue allotransplantation model (CTA). He joined the University of Cincinnati College of Medicine as Research Scientist in 2001, then appointed Assistant professor and Associate Professor. Currently, he holds a professor/director position in Hand and Microsurgical Center of the Harbin Medical University in China and adjunct faculty in Loyola University Chicago in the US. Dr. Ren has had over 70 publications in peer-reviewed journals and he is holding active Memberships of the American Association for Hand Surgery, Orthopedics, and Neurological of American Academy and the American Heart Association. He also services as peer-reviewer of several journals.
As well as practice as a Hand and Microsurgeon in the clinic, his research interesting on protective strategies against ischemia/reperfusion injury for CVD and functional recovery for SCI. Since returning to China in 2012, his research focuses on developing Allo-Head and Body Reconstruction (AHBR) biological model and setting up an international collaborative program to explore the possibility of AHBR clinical transformation.