It was reported, prior to the start of an unspecified procedure, the user opened the package of an ngage nitinol stone extractor and discovered a broken basket wire.The device was not used on the patient and another same type device was used to complete the procedure.No adverse events have been reported as a result of the alleged malfunction.
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Blank fields on this form indicate the information is unknown, unchanged, or unavailable.Additional information: d10.Investigation ¿ evaluation: a visual inspection and functional testing of the returned device was conducted.A document based investigation was also performed including a review of complaint history, device history record, the instructions for use, manufacturing instructions, and quality control data.One device was returned for investigation.Inspection of the returned device noted the device was returned with the handle and the basket formation in the close position.The mlla (male luer lock adapter) was finger tight, and the collet knob was tight.The polyethylene terephthalate tubing [pett] measured 3.8 cm in length.There was a kink in the basket sheath 1cm from the distal tip.One wire in the basket formation is broken.Functional testing determined the handle actuates the basket formation.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 complaints associated with the complaint device lot.Because there are no related non-conformances, adequate inspection activities have been established, there is objective evidence that the dhr was fully executed, and no other related complaints from the lot have been received from the field, it was concluded that there is no evidence that nonconforming product exists in house or in field.The instructions for use (ifu), provides the following information to the user related to the reported failure mode: caution: this device is conductive.Avoid contact with any electrified instrument.Caution: sterile if the package is unopened or undamaged.Do not use if package is broken.Caution: federal (u.S.A.) law restricts this device to sale by or on the order of a physician.Important: enclose device in sheath before removing from tray/holder.Important: excessive force could damage device.Store in a dark, cool, dry place.The returned device was found to have 1 of the 3 basket wires broken.The sheath was also observed to be kinked 1 cm from the distal end.The basket would open and close as the handle was functioned, but with a broken basket wire, the basket would not form a proper shape when open.The provided information stated the broken basket wire was found before use of the device.No cause for the broken wire was apparent from the provided information and investigation of the returned device.The likely cause for the issue could not be determined.Per the quality engineering risk assessment, no further action is warranted.Cook medical will continue to monitor this device via the complaints database for similar complaints.This report is required by the fda under 21 cfr part 803.This report is based on unconfirmed information submitted by others.Neither the submission of this report nor any statement made in it is intended to be an admission that any cook device is defective or malfunctioned; that a death or serious injury occurred; or that any cook device caused or contributed to; or is likely to cause or contribute to a death or serious injury if a malfunction occurred.
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