| 摘要 |
<p>A method for treating a patient suffering from heart failure comprising sealing a facial mask (14) around the patient's mouth and nose, with the mask including a one-way expiration valve (44), and an inspiratory threshold valve (32). The threshold valve is biased to open when a threshold pressure within the mask is in the range from about -3 cm H2O to about -25 cm H2O.</p> |
