Perfusionist saw extracorporeal membrane oxygenation (ecmo) machine control display began to flash on and off showing random numbers.Ceased to generate rotations per minute (rpm)s to the pump drive.While donning personal protective equipment (ppe), perfusionist asked nurse in the bed space to try and push in all electrical connections.Perfusionist informed a nurse outside the bed space of issue and to alert the attending physician and respiratory therapist.Perfusionist entered the bed space, powered down ecmo machine and powered up ecmo machine, which did not resolve the equipment malfunction.Perfusionist began hand-cranking the pump.Perfusionist asked bed space nurse to hand crank while the perfusionist continued to troubleshoot, powering down the unit and removing and plugging in all electrical connections.This was not successful.Outside of bed space nurse was asked by perfusionist to call the operating room to request back up perfusionist bring a cardiopulmonary bypass (cpb) machine to bed space to replace ecmo machine.Perfusionist, nurse, and respiratory therapist rotated through hand cranking ecmo until the cpb machine was brought to bed space.Perfusionist switched from hand crank to cpb machine.
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