A method is provided for effecting improved airway ventilation of a patient during sleep which involves delivering a burst or pulse of pressurized air through the patient’s nose and into the patient’s airway upon the termination of each breath exhalation. The electronic power system includes an electronic power inverter, such as one usable with an uninterruptible power supply. An upper press plate is provided which includes a compressing surface which is substantially parallel with respect to the receiving surface when the press is in a first operating mode.