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The simple respirator is used for cardiopulmonary resuscitation and artificial respiration first aid. It is easy to use, has few radiation symptoms, and is easy to carry. It can be ventilated immediately with or without oxygen source

usage method:

When squeezing the ball, positive pressure is generated, the inlet valve is closed, the internal gas pushes the duckbill valve to open, and the gas in the ball is blocked by the outlet valve. The gas in the ball is sent to the sick people through the duckbill valve. If oxygen is used, the oxygen is in the ball, and the oxygen in the ball is squeezed into the sick people

Loosen the squeeze ball, push the oxygen valve upward, and return to the closed state, so that the gas exhaled by the patient is discharged from the outlet. At the same time, the air inlet is under the negative pressure of the ball release, open the air inlet valve, and send the oxygen in the air bag into the ball until the ball is completely restored to the original state of extrusion