We compared the efficacy of positive pressure ventilation (PPV) vs negative pressure ventilation (NPV) in providing ventilatory muscle rest for five normal subjects and six patients with chronic ...

Before the invention of the polio vaccine, the iron lung supported patients whose lungs were weakened or paralyzed by polio. This is its impact today.

Both intermittent negative pressure ventilation (INPV) and positive pressure ventilation through a face or a nasal mask have been used recently for this purpose. nMV in ARF is reported to be ...

When you breathe normally, your diaphragm and the muscles between ribs create a negative pressure inside the lung. "But when you are undergoing mechanical ventilation, you are creating hydrostatic ...