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An unused, unopened representative device was received by the manufacturer for investigation of an event previously reported under report reference number (b)(4).Upon examination, the representative device was found to have a leak.The device never made patient contact; therefore, no adverse effects were reported.
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Blank fields on this form indicate the information is unknown, unavailable, or unchanged.Investigation ¿ evaluation.A review of the complaint history, device history record, documentation, drawing, manufacturing instructions, quality control, specifications, and a visual inspection and functional evaluation of the returned representative device were conducted during the investigation.The actual complaint device was not returned.The representative device was unopened.The visual inspection of the returned device confirmed the presence of a leak in the metal segment of catheter, at a distance of 80.7 cm from proximal end of the device.The representative device was successfully inflated, and the balloon showed no signs of damage.Additionally, a document based investigation evaluation was performed.A review of the device history record showed two nonconforming events which could contribute to this failure mode; however, due to the individual nature of the product manufacturing and 100% verification of various defects, including inspection of the shaft and leak testing in final quality control prior to shipping, there is no indication that there is nonconforming product in the field.It should be noted there were no other reported complaints for this lot number.Based on the information provided, the examination of the returned product, and the results of our investigation, a definitive root cause could not be determined.We will continue to monitor for similar complaints.Per the quality engineering risk assessment, no further action is required.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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