The automatic Chest compression machine has been used in most modern Emergency Ambulance Services across the world. Provide constant very good quality of chest compressions and minimalize breaks and keeping circulation Heart - Brain. 
This tool can provide chest compression in a situation when the patient been transferred downstairs when the ambulance staff been unable to provide this kind of treatment.
 In moment transport to the hospital each year plenty of medics been injured when providing manual chest compression inside the ambulance. Very often we are not able to provide good quality of chest compression during moment transport casualty to hospital. This machine reduced the poor quality of the compression and the risk of injury ambulance staff can help to increase the number of patients who survives cardiac arrest.
In moment pandemic COVID 19 this tool is really essential to not delay CPR ane help staff working with full PPE - increased his tiredness and risk of infection