Manufacturer's investigation conclusion: the reported event of the inability to read the system controller lcd display was not confirmed as the controller was not returned for analysis.Additional information provided stated that the controller would not be returned for analysis.The root cause of the reported event could not be conclusively determined through this analysis.Heartmate 3 instructions for use section 8 ¿ ¿equipment storage and care¿ and heartmate 3 patient handbook section 6 ¿ ¿caring for equipment¿ explain how to properly care for the equipment, including the system controller.The patient handbook and the instructions for use caution the user 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.The device history records were reviewed and the records revealed that the heartmate 3 system controller, serial number hsc-017885, was manufactured in accordance with manufacturing and qa specifications.The system controller was shipped to the customer on 17oct2018.No further information was provided.The manufacturer is closing the file on this event.
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