Half Body CPR Training (Male)

Airway opening simulation
Handling press on the chest: strength correct (4-5cm), show correct bumming Pressure too large (over 5cm) ，show alert bumming
Mouth to mouth (blowing): the tidal volume range judged by observing the ups and downs of the chest (tidal volume standard ≤500ml/600m-1000mll≤)
Operating frequency: the latest international standard: 100 times/min.

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