Investigation summary: one sample was received.It has residues of dried blood from the luer to the bottom of the rubber stopper.This indicates the syringe was used to draw blood.The plunger rod- rubber stopper separation is 3/32¿.Failure mode is verified however, it is of note that the posiflush product is designed to flush the lines, not for drawing blood.Complaints received for this device and reported condition will continue to be tracked and trended.Information will be captured on trend reports and monitored monthly.Our business team regularly reviews the collected data for identification of emerging trends.A device history record review was completed with zero defects found.No quality notifications were written for this batch, nor for the associated assembly batches.Investigation conclusion: this is the 2nd complaint for the lot# 8172883 for the same defect or symptom.Previous complaint (b)(4).There was no documentation of issues for the complaint of batch 8172883 during the production run.Root cause description: failure mode is verified however, it is of note that the posiflush product is designed to flush the lines, not for drawing blood.
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