Device evaluation: japan warehouse reported that an "unknown loose black particulate" was confirmed.Upon closer examination, it was observed that the black particulate was on the inner lumen of the cannula and outer surface of the cardioplegia introducer.The unknown contaminant was easily wiped off of device tubing during examination with lab gloves.No other visual damage, contamination, or other abnormalities were found on sterile barrier packaging and product.Additional manufacturer narrative: updated expiration date and manufacturing records were reviewed and no non-conformities were recorded that would have contributed to this event.Supplier, design, ifu and labeling defects were not confirmed.A manufacturing defect was confirmed.Trend is in control.Fmea line item is appropriate.Capa and pra action are required.Root cause will be investigated in capa.
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