During the procedure, the screwdriver became jammed and got hot.Obviously, the speed limitation of 10,000 rpm was not adhered to.The ws-90 itself is marked with the information to use at a maximum motor speed of 10,000 rpm.No injuries occured.All of the treatments were completed successfully without a delay.No indication could be found in the investigation of any material or manufacturing related issue.The screwdriver functions as intended and according to its specifications.The device is already marked with the information to use only at a maximum speed of 10,000 rpm.
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Event description by initial reporter (b)(4): it was reported by a company representative that during a bsso procedure, the right angle screwdriver became jammed and started smoking.The device was used at a speed of 50,000 rpm's despite the fact that the ifu states (and the ras itself is marked with) the information to use at a maximum motor speed of 10,000 rpm's.There were no adverse events reported and the surgery was completed successfully without delay with a back up drill.
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