(b)(6).One 2.4 mm drill tipped passing pin was returned for evaluation.Visual assessment of the device confirmed the reported breakage.The passing pin has broken approximately.883 from its drill tipped end.The tip is damaged in a circular manner at the break area.The corresponding shaft is bent and is missing a segment of material at the location of the break.The shaft of the device is also damaged in a circular manner at several locations along its length.The condition of the device indicates it was subjected to excessive forces during use.Per the device instructions for use, under precautions: ¿as with any surgical instrument, careful attention should be made to assure that excessive force is not placed on the instrument.Excessive forces applied to the instrument can result in failure¿.No root cause related to the manufacturing process can be established.
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It was reported that, during an acl reconstruction procedure, the drill tip guide wire broke.The broken piece was removed from the body with a grasper.The surgery had been finished with the same device but was extended for 5 min more as consequence of the alleged malfunction.The patient, who had a hard bone quality, did not suffer any adverse event.
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