Investigation summary: lot number / product family history: a complaint history check was performed and this is the 1st related complaint reported with the defect/condition of needle broken with lot #1709002 regarding item #405076.Manufacturing records review: a review of the device history record was completed for the bd (b)(4) lots 6309783, 6341597 and 6347556 used on bd (b)(4) lot 1709002.The sub-assembly material number: 700006009, spinal needle 25 x 3 1/2in whitacre - bulk.Summary: the manufacturing records were reviewed for the incident lots 6309783, 6341597 and 6347556 and no discrepancy or related non-conformance were identified that could have contributed to the reported condition.Investigation at (b)(4) plant: upon investigation the claimed defect is confirmed: the needle is bent and broken.Eight unused samples were received: visual inspection shows no defects.Two retained samples were evaluated.Visual inspections shows no defect which may cause the breakage of the needle.Inspections and tests: molding and assembly process are performed in bd (b)(4).Spinal needles arrived from (b)(4) (cannula and stylet already assembled) and are manually assembled with the introductor in (b)(4) plant (according to ae-013 current version).This operation is performed with extremely care as the introductor hub is not attached to the cannula.During this process, the operator notices possible defects in the spinal needles.Faulty spinal needles are discarded.Packaging process also takes place in (b)(4) plant.Spinal needles are manually placed in the packing machine.One packed in the blister, they are introduced in the unit case.Manufacturing inspections: in process inspection is performed according to ae-303/ae-012 (current version).Packing: one strip of product per 4 bags (4,000 needles aprox.) is checked to verify: correct product packaging, product free of damages and dirt, etc.Packaging: during the packaging process of the product, 100% visual inspection of the product is performed by the operator.On the other hand, unit case inspection (25 spinal needles) is performed for each two rows and at the end of the pallet/lot according.In case of faulty part, the operator: removes the defected product.In case of more than 2 defects/ 50 samples, the packing operator has to be informed.If the defect persists, the leader team or process inspector has to be advised.Conclusion: no root cause of the defect was found.The claimed defect is confirmed upon the evaluation of the sample received.However, no defects were found in unused samples and in retained samples.No non-conformances were found during dhr revision of final lot#1709002.No other issues which may cause its breakage at that point were found during manufacturing process.
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