Evaluation summary: medtronic conducted an investigation based upon all information received.The device was available for evaluation.Visual inspection noted the unit had an inner blade fracture.Functional testing found the device was disassembled to inspect the internal components.The inner blade had sheared off towards its proximal end, 346 mm from the helix.It was reported that the device stopped working unexpectedly during use.The reported issue was confirmed.The product analysis noted evidence that the device was not used as intended.The manufacturing records for each device are thoroughly reviewed prior to release to ensure that it meets all medtronic quality specifications.If information is provided in the future, a supplemental report will be issued.
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According to the reporter, during a procedure, the two device's blades worked at first and then froze.The blades were replaced with another blade and the same thing happened.They then scoped up and used a different type of blade and completed the case.There was no patient injury.Initial evaluation of the incident found that the unit had an inner blade fracture.
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