Additional information.Manufacturer's investigation conclusion: the reported event of a s3 alarm was confirmed via the log file.The centrimag 2nd generation primary console (serial #: (b)(6)) was returned for analysis and a log file was downloaded for review with events spanning approximately 70 days ((b)(6) 2020 per time stamp).The console was operating a motor at a speed of 4000 rpm with a flow of 4.7 lpm.On (b)(6) 2020 at 13:57 a tech: flow error, ¿can bus send error¿ activated and triggered a ¿system fault: s3¿ alarm.The flow decreased to 0 lpm; however, there was no decrease in speed.There were no other notable alarms active in the log file.The centrimag 2nd generation primary console was evaluated and tested.The console was functionally tested and performed as intended.The reported event was unable to be reproduced and the console always operated as intended.The root cause for the reported event was not conclusively determined through this analysis.The 2nd generation centrimag system operating manual section 4 entitled "warnings & precautions" warns "one additional 2nd generation centrimag primary console, motor and flow probe are required as backup system in the immediate vicinity of each patient whenever the centrimag or pedivas blood pump is used.The backup console must be connected to the backup motor and to the backup flow probe, have a battery charge sufficient for at least one hour of operation, be connected to ac power (except during transport) and be immediately available should the main console, motor or flow probe experience a malfunction." the 2nd generation centrimag system operating manual section 10 entitled "emergency and troubleshooting" states that "the recommended practice whenever there is a 2nd generation centrimag primary console or motor malfunction is to replace the console and motor as a set.Remove the blood pump from the malfunctioning motor and console and place the blood pump in the backup motor and console to continue patient support.Do not exchange individual motors or individual consoles during patient support." the 2nd generation centrimag system operating manual has an emergency/troubleshooting section for the 2nd generation console.The recommended practice whenever there is a console or motor malfunction is to replace the console and motor as a set.Remove the blood pump from the malfunctioning motor and console and place the blood pump in the back-up motor and console.Switch all components (console, motor, flow probe and cables) simultaneously to continue patient support, and then perform troubleshooting on the non-functioning system, when it is no longer being used for patient support.The 2nd generation centrimag system operating manual section 12.1 entitled "appendix i ¿ primary console alarms and alerts" contains a list of console alarms and alerts, as well as appropriate operator response to these events.No further information was provided.The manufacturer is closing the file on this event.
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