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H10: h2, h6.The reported device, intended for use in treatment, was not returned to the designated complaint unit for independent evaluation, thus visual inspection and functional testing could not be performed.There was a relationship found between the returned device and the reported incident.An analysis of the customer provided images revealed a dark fiber or marking present in clear plastic packaging.The device had been removed from the packaging, indicating that the package had been opened.A review of the device history records showed there were no indications to suggest that the product did not meet manufacturing specification or would not be able to perform as intended.A complaint history review concluded this was an isolated event.A review of the final assembly visual inspection procedure found that particulates/foreign material within the seal or within the package were specified appropriately.The complaint was confirmed, but the root cause could not be established without evaluation.Factors that may have contributed include a breach in the device seal, environmental contamination, or inadvertent contamination during opening.
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