The customer did not retain the product lot information for this procedure pack, therefore the device history records traceable to the reported procedure pack could not be reviewed.The ultra infusion sleeve without bubble suppression insert (bsi) in an opened small part tray, was returned and visually inspected.No damage to the material of the sleeve was observed.Microscopic examination identified a piece of silicone material inside the shaft which would inhibit fluid flow.This observed defect would have originated from the supplier manufacturing process.The root cause of the customer¿s complaint is an error that occurred during the supplier¿s manufacturing process.The product lot information was not known therefore we were unable to identify which supplier the sleeve was originated from.Quality engineering materials has notified the supplier of this complaint issue per procedure.Images were sent to the suppliers for awareness of this complaint issue.Quality assurance has reviewed this complaint and will continue to monitor data for evidence of adverse trending and take further action, as appropriate.Consumables manufacturing management has been made aware of this complaint through the consumer affairs review meeting.The manufacturer internal reference number is: (b)(4).
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