The victim was bound upon this wheel, on his knees, with his hands behind his back.
Updated June 15, 2016. Continuous positive airway pressure, commonly called CPAP, is a type of respiratory support, or mechanical ventilation, used in adult and pediatric patients. In premature babies, CPAP is delivered through a set of nasal prongs or through a small mask that fits snugly over a babyâs nose.
You use CPAP at home every night while you sleep. The CPAP machine will have one of the following: 1  A mask that covers your nose and mouth.  A mask that covers your nose only-called nasal continuous positive airway pressure, or NCPAP (this type of mask is most common).