V.I. Zhulev Dr. Sc. (Eng.), Professor, Head of Department of Information-Measuring and Biomedical Engineering, Ryazan State Radio Engineering University. E-mail: iit@rgrtu.ryazan.ru M.B. Kaplan Ph.D. (Eng.), Associate Professor, Department of Information-Measurement and Biomedical Engineering, Ryazan State Radio Engineering University. E-mail: kaplan.m.b@iibmt.rsreu.ru N.N. Strelkov Ph.D. (Med.), Head of the Orthopedic Department of Basic Dental Clinic, Department of Prosthetic Dentistry and Orthodontics, Ryazan State Medical University named after academician I.P. Pavlov. E-mail: doctor620@yandex.ru