The lot number for the malfunction was provided and a lot history review will be performed.The device was returned for evaluation.A visual inspection was performed and frayed fibers were noticed on the balloon.No other anomalies were noted to the device.The balloon was attempted to be inflated, but it was unable to be due to dried blood in the sheath.Therefore, the investigation is confirmed for the identified frayed fibers, as fraying fibers were found on the balloon.The balloon rupture investigation is inconclusive, as the device was unable to be tested.Based upon the available information, the definitive root cause is unknown.The devices are labeled for single use.
|