Are heartlung machines powered by batteries

Heart and lung machines supplied by Heart Lung Machine Suppliers are power-driven by AC from an electrical vent. Several of them have battery gridlocks in the occurrence of a power outage. Electrical failure through cardiopulmonary bypass (CPB) has previously been testified to happen in 1 of every 1500 cases. Most heart lung machine pump units are fortified with integral battery backup units. Battery run times of these machines are adjustable and have not been reported. Different circumstances of use can encompass battery life in the event of electrical failure.