E.A. NAZAROV1, 2, M.N. RYABOVA1, A.V. SELEZNEV1, A.YU. SOLOVYEV2  1Ryazan State Medical University, Ryazan 2TREK-E Kompozit Closed Corporation, Moscow Contact details: Nazarov E.A. — MD, Professor, Head of the Department of Traumatology, Orthopedics and Sport Medicine Address: 7 Vysokovoltnaya St., Russian Federation, Ryazan, 390000, tel.: +7-910-641-25-76, e-mail: 62-02568@mail.ru The problem of hip arthroplasty in hip joint […]