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As reported, a foreign substance, like a black dot, was found in the sterilized package of an atlas wire flat wire extractor.This issue was discovered when the device was being placed into storage at the hospital.There was no patient involvement.
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Blank fields on this form indicate the information is unchanged, unknown, or unavailable.Investigation ¿ evaluation a representative of (b)(6) hospital (japan) reported on 26may2023 that there was an incident with an atlas wire flat wire extractor (rpn: (b)(4); lot number: ns15374183).A foreign substance like a black dot was found in the sterilized package prior to use.The was no patient involvement.The issue discovered when product was put into storage at the hospital.Reviews of the complaint history, device history record (dhr), instructions for use (ifu), and quality control procedures, as well as a visual inspection of the returned device, were conducted during the investigation.One unopened atlas wire flat wire extractor labelled with lot ns15374183 was returned.The pouch has a pink post it note with an arrow presumed to identify the foreign matter location.No foreign matter was visible; so the pouch was opened, and a very small piece of black plastic was found behind the product pouch label.It is likely the piece of plastic shifted during return transport.Additionally, a document-based investigation evaluation was performed.In response to this incident, cook completed a review of the product device master record (dmr) and concluded that sufficient inspection activities are in place to identify this failure mode prior to distribution.Cook also reviewed the device history record (dhr).The dhr for lot ns15374183 records no relevant non-conformances.A database search for complaints on the reported lot found no additional complaints reported from the field.Due to the individual of packaging the product during manufacturing, one nonconformance does not indicate additional non conformances in the lot.Additionally, there have been no other complaints filed for this lot.Therefore, there is no evidence to suggest that nonconforming product are in the field.Cook also reviewed product labeling.The ifu supplied with the extractor tiish_rev1 contains no information related to the reported failure mode.Based on the information provided, inspection of the returned device, and the results of the investigation, cook has concluded the cause of the complaint is likely manufacturing related.As the small piece of plastic has been shifted during shipment, it is possible it was not visible (behind the product pouch label) when the device was inspected at cook prior to shipment.The appropriate personnel have been notified.Cook will continue to monitor for similar complaints.Per the 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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