2015 (Updated): The evidence does not demonstrate a benefit with the use of mechanical
piston devices for chest compressions versus manual chest compressions in patients with
cardiac arrest. Manual chest compressions remain the standard of care for the treatment of
cardiac arrest. However, such a device may be a reasonable alternative to conventional
CPR in specific settings where the delivery of high-quality manual compressions may be
challenging or dangerous for the provider (eg, limited rescuers available, prolonged CPR …