Manufacturer's investigation conclusion: the reported event of no alarms appearing on the system controller was unable to be confirmed.The heartmate 3 system controller (s/n: (b)(6) was not returned for analysis.Provided information stated that the controller displayed a brown screen without any alarms.Additionally, the product was sent to the wrong location and lost in transit.No additional documents or pictures were provided.A root cause for the reported event was unable to be conclusively determined through this analysis.Device history records were reviewed and showed no deviations from manufacturing or qa specifications.Heartmate 3 patient handbook section 2 - ¿how your heart pump works¿ and heartmate 3 instructions for use (ifu), section 2 - ¿system operations¿ explain the system controller user interface, including the display screen and all buttons, lights, and symbols.Heartmate 3 patient handbook section 5 - ¿alarms and troubleshooting¿ and heartmate 3 instructions for use (ifu), section 7 - ¿alarms and troubleshooting¿ cover all alarms (visual and audible), including the backup battery fault alarm conditions, and the actions to take if the alarms cannot be resolved.Heartmate 3 patient handbook caution users to call their hospital contacts if they think, for any reason, any portion of their equipment is not functioning as usual, is broken, or they are uncomfortable with the operation of the equipment.No further information was provided.The manufacturer is closing the file on this event.
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