Summary of investigation: there are no previous complaints of this code-batch of which we manufactured and distributed in the market (b)(4) units.There are no units in our stock.We have received 8 closed samples for analysis.We have checked the needles of the samples received and the tips, edges and geometry are within the specification.We have tested the needle penetration performance (average 1st penetration) of the 8 needles received and the results do not fulfill the specification.Needle penetration performance result (average 1st penetration) of needles tested of the raw material batch used in this product during production was 0.403 n and fulfilled the specification (<0.480 n).Batch manufacturing record: reviewed the batch manufacturing record, this product had a normal process and the results during the process fulfilled usp/european pharmacopoeia and b.Braun surgical requirements.Conclusion root cause analysis: the root-cause could not be clearly identified by the needle manufacturer.A non-conformity report (inc cc/003/24) was opened to manage the final investigation and corresponding actions.Final conclusion: taking into account that the results of the samples received do not fulfil b.Braun surgical specifications, we conclude that the complaint is confirmed by evidence of the samples received.Corrective measures: actions on product distributed of this reference/batch: based on the conclusion derived from investigation, it is not required to make actions in distributed product.Corrective/preventive actions: according to our internal procedures, there is no need to establish corrective or preventive actions.Nevertheless, this complaint is recorded for trending analysis to assess if actions are needed in the future.
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