The customer reported that the freedom driver exhibited a fault alarm while supporting a pt.The customer also reported that the pt was singing at church when the fault alarm occurred.The pt was subsequently switched to the backup freedom driver without adverse impact.The customer reported that the pt was seen in clinic earlier that day and was slightly hypertensive, the clinical staff increased his dosage of lisinopril.At the time of alarm, the pt had two fully charged onboard batteries and was not connected to the a/c power supply.The pt believes the driver alarmed because of his hypertension.Although the freedom driver exhibited a fault alarm, the driver continued to function as intended.This alleged failure mode poses a low risk to the pt because it does not prevent the freedom driver from performing its life-sustaining functions.The freedom driver will be returned to syncardia for eval.The results of the investigation will be provided in a supplemental mdr.
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