A physician reported a perforator failed to disengage during cranial surgery for a ruptured aneurysm clipping resulting in a minor dura mater damage.The perforator failed to disengage occurred while making the three burr holes at the tentorium.Hemostasis was performed.No surgical delay was observed.The device was used with eg1(serial;unk).It is unknown if the drill was electric or pneumatic, it is unknown if the perforator clicked into place in the drill, and it is unknown if the recommended spring tests were being performed between each burr hole.The patient is in the follow-up.
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The perforator was not returned for evaluation (as per customer, product not available) therefore, an evaluation of the device could not be performed.Lot number information has been provided; therefore, manufacturing records were reviewed and found no anomalies.The cause(s) of the difficulty reported by the customer could not be determined.If additional relevant information becomes available in the future, this complaint will be reopened, and the respective evaluation performed.Trends will be monitored for this and similar issues.At present, we consider this complaint to be closed.
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