The exact date of the event is unknown.The provided event date was chosen as a best estimate based on the date that the manufacturer became aware of the event.(b)(4).Investigation results: the returned injection gold probe needle was analyzed, a visual evaluation was performed and the tip was cracked.No other issues were noted.Based on all available information and the condition of the returned device, it most likely occurred as a result of force applied to the device and severe manipulation while trying to be used.Some endoscopes result in excess friction between the catheter and the working channel.The investigation concluded the most probable cause as adverse event related to procedure.A review of the manufacturing documentation for this device revealed that no anomalies or deviations related to the event occurred during manufacturing.
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