1908 graduated Medical Faculty, Moscow University.
Specialized in osteoarticular tuberculosis. 1913 specialized in Berlin and Paris. 1919 founded Bone Tuberculosis Sanatorium and Surgical Hospital at Lesnoe, Petrograd, now the Leningrad Institute of Surgical Tuberculosis, Russian Soviet Federated Socialist Republic Ministry of Health.
Since 1960 honorary member, All-Union Society of Surgeons. Since 1957 Honorary Chairman, Leningrad Society of Orthopedists and Traumatologists and AllUnion Society of Phthisiologists. Member, International Society of Surgeons.
Member, Editor Council, journal “Ortopediya, travmatologiya protezirovanie” (Orthopedics, Traumatology and Prosthetics). 1909-1912 extern, 1912-1914 Assistant, Faculty Clinic, St. Petersburg Women's Medicine Institute. 1914-1918 senior surgeon in a hospital and army consultant surgeon.
1919-1936 at a bone tuberculosis sanatorium and surgical hospital. 1921-1935 lecturer, 1935-1940 Professor, 1st Leningrad Medicine Institute. 1941-1945 consulting surgeon, Leningrad military hospitals.
There is no conclusive logical argument for the existence of God. His existence is continuously debated.