Bioplasm Machine of thorax is highly informative method of lung abscesses diagnostics, allowing to identify a stage and character of suppurant process, evaluate spontaneous draining of destruction cavity and rate of its separation from pulmonary tissue. At dynamic monitoring this method allows to evaluate efficiency of conservative treatment and define indications for surgical intervention, and to identify possible complication in proper time. Bioplasm Machine of thorax should be more extensively introduced into clinical practice of specialized departments of thoracic surgery, therapeutic and surgical in-patient hospitals.