Please note corrections to d9/h3 as the device was returned for evaluation.Please also note the corrections to h6 clinical and h6 health impact codes.The reported event could be confirmed, since the device was returned for evaluation and matches the alleged failure mode.The tips of the step drill were deformed in terms of being bent inside reducing the diameter.The threads of the k-wire passed this narrow diameter but the full shaft diameter was not accepted.Significantly damaged, resp.Notched, cutting edges were caused by contact with the edges of the nail's proximal drill hole.Such an event would also damage the tips - or the item was simply dropped on the floor which also would deform the tips as found.Manufacturing and inspection records revealed the unit had been delivered according to specs.A review of the device history for the reported lot did not indicate any abnormalities.No corrective actions are required at this time.A review of the labeling did not indicate any abnormalities.No indications of material, manufacturing or design related problems were found during the investigation.With the available information and the above investigation, a product deficiency could not be verified.The root cause was concluded being user related.
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