Patient information was not provided.Livanova (b)(4) manufactures the s5 system.The incident occurred in (b)(6).A review of the dhr did not identify any deviations or non-conformities relevant to the reported issue.Through follow-up communication livanova learned that the patient was off ecmo for about two (2) minutes, desaturated but did not code.Reportedly, the event did not have an impact on patient survival.A livanova field service representative was dispatched to the facility to investigate the device which was found to be properly working and responding correctly in case of alarm.A functional verification testing was completed without further issues and the unit was returned to service.Livanova requested the device to be returned for investigation but the customer refused since reportedly the system is in use and is working properly.No further detail is available.Based on the current level of information the device properly worked by stopping the pump at a pressure alarm.If any additional information pertinent to the reported event is received, it will be provided in a supplemental report.
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