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Blank fields on this form indicate the information is unknown, unchanged or unavailable.Investigation ¿ evaluation.It was reported that a wire guide from a wayne pneumothorax tray frayed during an unknown procedure.It is unknown if the wire guide was manipulated or removed through the entry needle.The procedure was completed using another of the same device.As reported, the patient did not experience any adverse effects or require any additional procedures due to this occurrence.Reviews of the documentation including the complaint history, device history record (dhr), quality control procedures, and instructions for use (ifu) for the device, as well as a visual inspection of the returned device, were conducted during the investigation.Cook received one used wire guide from the customer.Visual inspection confirmed that the wire guide was unraveling starting 62.5cm from the proximal end; the mandril and safety wire were exposed.The wire guide's outer diameter measured within specification.Additionally, a document-based investigation evaluation was performed.A review of the device master record (dmr) concluded that sufficient inspection activities are in place to identify this failure mode prior to distribution.A review of the dhr for the device lot and related subassembly lots found no relevant nonconformances.It should be noted that there were no other complaints associated with the final product lot number.Product labeling review: the product ifu, [c_t_waynemod_rev5] ¿wayne pneumothorax set for seldinger placement,¿ provides the following information to the user related to the reported failure mode: how supplied: ¿upon removal from backage, inspect the product to ensure no damage has occurred.¿ evidence gathered upon review of the dmr, ifu, dhr, and device failure analysis, does not indicate the device was manufactured out of specification.There is no evidence of nonconforming material in house or in the field.Based on the information provided, examination of the returned product, and the results of the investigation, it was concluded that a component failure unrelated to manufacturing or design deficiencies contributed to the reported event.It is possible that the wire was damaged after insertion or was manipulated while inside the needle.However, cook cannot confirm this without more information.Per the risk assessment no further action is required.The appropriate personnel have been notified.Cook will continue to monitor for similar complaints.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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