Manufacturer's investigation conclusion: a specific cause for the reported events, as well as a direct correlation to heartmate (hm) 3 left ventricular assist system (lvas), serial number (b)(6), could not be conclusively determined through this evaluation.It was reported that following the implant of (b)(6) on (b)(6) 2021, the patient returned to the operating room (or) twice for tamponade on 03dec2021 and 09dec2021.The patient remains ongoing on hm3 lvas, serial number (b)(6), and no further events have been reported at this time.The relevant sections of the device history records for (b)(6) were reviewed and showed no deviations from manufacturing or quality assurance specifications.The hm3 lvas instructions for use (ifu) lists potential adverse events including pericardial fluid collection, that may be associated with the use of the heartmate 3 left ventricular assist system.No further information was provided.The manufacturer is closing the file on this event.
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