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Blank fields on this form indicate the information is unknown, unchanged, or unavailable.Summary of event: as reported, prior to patient contact, the packaging at the bottom of a performer introducer was not sealed.There was no impact to the patient.Investigation evaluation: reviews of the complaint history, device history record, instructions for use (ifu), manufacturing instructions, and quality control procedures were conducted during the investigation.A visual inspection of the complaint device was also conducted.The complaint device was returned to cook for investigation.Physical examination of the returned device found that the packaging was not sealed.The cook seal was not present.A review of the device history record found no non-conformances related to the reported failure mode.A review of complaint history records shows no other related complaints associated with the complaint device lot.Cook investigated all lots packaged by the same packaging personnel during the same week as the complaint device.This investigation found one relevant non-conformance on one device, from a different lot than the complaint lot, which was reworked prior to distribution.A database search found no additional relevant complaints reported from the field for any other lots packaged by the same personnel during this same period.Additionally, a review of similar complaints for this failure mode on similar devices in the past three years found there have been no additional complaints reported from the field and the occurrence of this failure has not increased.At this time, cook has concluded that no non-conforming product from this lot exists in house or in the field.The complaint device was packaged with instructions for use (ifu) which states ¿sterile if package is unopened or undamaged.Do not use the product if there is doubt as to whether the product is sterile.¿ cook has concluded that sufficient inspection activities are in place to identify this failure mode prior to distribution.The information provided upon review of the dmr, dhr, ifu, and investigation of the returned device suggests that this was an isolated incident.Based on the available information and results of the investigation, cook has concluded that the cause of this failure is a manufacturing and quality control deficiency.The responsible personnel were notified on 14apr2023.The appropriate personnel have been notified and cook will continue to monitor for similar events.Per the quality engineering risk assessment, no further action is required.This report is required by the fda under 21 cfr part 803 and is based on unconfirmed information submitted by others.Neither the submission of this report nor any statement contained herein is intended to be an admission that any cook device is defective or malfunctioned, that a death or serious injury occurred, nor that any cook device caused, contributed to, or is likely to cause or contribute to a death or serious injury if a malfunction occurred.
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