what is an ambu bag
Ambu bag. Emergency medicine A self-refilling bag-valve-mask unit with a 1-1.5 liter capacity, used for artificial respiration which, although suboptimal for the non-intubated Pt, is effective for ventilating and oxygenating intubated Pts, allowing both spontaneous and artificial respiration. flexible reservoir bag connected by tubing and a non-rebreathing valve to a face mask or endotracheal tube and used for artificial ventilation. It is self-inflating with room air or from an oxygen source.