Prof. Dr. Tkachenko Aleksandr Nikolaevich is Professor of Orthopaedics and Trauma at department of Orthopaedics Trauma and War injuries North-Western State Medical University named after I.I. Mechnikov (NWSMU) Saint Petersburg Russia. Doctor of Medical Sciences since 2009 Professor of Orthopaedics and Trauma since 2016 Head of the Scientific and Clinical Research Center of Arthrology, Northwestern State Medical University named after I.I.Mechnikov since 2021. He had published several Scientific Papers in Indexed National and International Journals of Medicine and allied Health Specialities He Published several articles on Role of traumatology and orthopedics and its impact on health in several leading News Papers & Health Magazines He is Peer reviewer of Russian Osteopathic Journal and Uzbek Journal of Case Reports.

Prof. Dr. Tkachenko Aleksandr Nikolaevich research interests includes Arthrology, Surgical and conservative treatment of joints, Rehabilitation, Infection and its complications in Orthopaedics and trauma