The study is devoted to a scientific substantiation, development, introduction and management of the system of in-patient department equivalent technologies in surgical treatment of outpatients in the condition of military hospital. The author has shown necessity of wide introduction into practice surgery at pre-hospital stages of military treatment-and-prophylactic service using in-patient equivalent technologies (a day hospital, a hospital in-home, a one-day surgical department) is proved. Components of medical, economic and social efficiency of introduction of a qualitatively new system of surgical treatment provided in outpatient condition of military hospital are presented in the hospital.