artificial respiration positive controlled ventilation 2020-01-23T18:06:14Z positive-pressure respiration MeSH:D011175 positive-pressure ventilation A method of mechanical ventilation in which pressure is maintained to increase the volume of gas remaining in the lungs at the end of expiration, thus reducing the shunting of blood through the lungs and improving gas exchange. positive pressure ventilation positive pressure respiration positive control ventilation positive controlled respiration positive end expiratory pressure technique positive-controlled ventilation