As reported, prior to an unknown procedure, the basket wire of an ncircle delta wire tipless stone extractor was found broken when removing the device from the packaging.The device did not make patient contact.Another new device was used to complete the procedure.No adverse effects to the patient were reported.
|
Blank fields on this form indicate the information is unknown, unchanged, or unavailable.Event summary: as reported, prior to an unknown procedure, the basket wire of an ncircle delta wire tipless stone extractor was found broken when removing the device from the packaging.The device did not make patient contact.Another new device was used to complete the procedure.No adverse effects to the patient were reported.Investigation ¿ evaluation.A visual inspection 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.A device failure analysis was conducted on the returned device.The product was returned without packaging.The basket was separated from the basket sheath.Heavy biomatter was present on the handle.All fittings were tight.A severe bend of the support sheath from the handle was noted.A review of the device history record (dhr) 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: precaution: enclose the device in the sheath before removing from the tray/holder.Precaution: do not use excessive force to manipulate this device.Damage to the device may occur.A review of relevant manufacturing documents was conducted.It was concluded that the device aspect in question was visually/functionally inspected by quality control and no related gaps in production or processing controls were noted.The observed damage to the device indicates that it was possible that excessive force was applied when the basket caught on an unknown object, but information supplied by the user stated the device did not catch on anything and did not make patient contact.Thus, cook has concluded that the cause for the damage 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.
|