Investigation/evaluation: a visual inspection of the returned device was conducted.A document based investigation was also performed including a review of complaint history, the device history record, and quality control data.One unopened device confirming this lot number was returned for investigation.Visual examination of the package confirmed dark hair like foreign matter inside the sealed package.A review of the device history record for this lot number showed no non-conformances that would have caused or contributed to the reported failure mode.A review of complaint history revealed no other complaints associated with this lot number.A review of this lot number shipment history found all of this lot number has been shipped.The last product from this lot number shipped march, 2018.The returned device confirmed the customers complaint that a hair like fiber was sealed inside the package.The cause of the failure mode has been contributed to by the manufacturing process.The dmr review identified that controls are in place, the flexi-tip ureteral catheters are inspected after being packaged for foreign matter.Due to the individual nature of the inspection of the packaged product 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; the investigation conclusion is the cause of this failure mode has been traced to manufacturing process.Per the quality engineering risk assessment, risk mitigation was not required.The appropriate internal personnel have been notified and we will continue to monitor 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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