[Presentation of an intermittent positive-negative pressure respirator for general anesthesia with automatic ventilation].
D000768:Anesthesia, General; D006801:Humans; D007384:Intermittent Positive-Pressure Breathing; D007385:Intermittent Positive-Pressure Ventilation; D011175:Positive-Pressure Respiration; D012122:Ventilators, Mechanical; D015919:Ventilators, Negative-Pressure
ANESTHESIA, GENERAL; POSITIVE-PRESSURE RESPIRATION; RESPIRATORS