Patient did a freedom driver exchange at home around 1500, (b)(6) 2017.Patient stated that the reason for the freedom driver exchange was because the primary stopped working for about two seconds as he was changing out both batteries that were low.Initially, he took one low charged battery and replaced it with a full battery.The second low charged battery was ejected and the pump suddenly stopped for a couple of seconds so he immediately put back in the low charged battery into the freedom driver and it would not work until he physically tapped/hit on the freedom driver.He then did a freedom driver exchange.Patient stated that as he was doing the exchange, there was about 10 second pause due to fumbling with the equipment.Patient was told to come to the er by lvad coordinator, (b)(6).Backup freedom driver was set to 130 bpm, same as his primary freedom driver, and issued to patient at 1820.Patient looked stable.Bad freedom driver, sn: (b)(4), was collected and was sent to syncardia for evaluation.
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