Manufacturer's investigation conclusion: a direct correlation between the device and the reported events could not be conclusively established through this evaluation.The patient remains ongoing on heartmate 3 left ventricular assist system (lvas), serial number (b)(4), with no further related issues reported at this time.The relevant sections of the device history records for (b)(4) were reviewed and showed no deviations from manufacturing or quality assurance specifications.The heartmate 3 left ventricular assist system (lvas) instructions for use (ifu), rev.B, is currently available.Section 1, "introduction," lists potential adverse events which may be associated with the use of heartmate 3 lvas, including bleeding.Section 6, ¿patient care and management¿ (under ¿anticoagulation¿), provides the recommended anticoagulation regimen, including international normalized ratio (inr) range, as well as suggested anticoagulation modifications.No further information was provided.The manufacturer is closing the file on this event.
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