The sliding rod is not directly induced by our product.The product has been manufactured in accordance with our specifications.The screw has been validated in conformance with astm f1798 and astm f1717.According to our information, the sliding rod is due to a wrong tightening of setscrews.It is due to a non-respect of surgical guide, rod bending is not sufficient in order to allow realignment of vertebrae.It is for this reason that the rod has moved.An action plan is in process in order to inform the surgeons and distributors and sensibilize our user on the tightening (refer to (b)(4)).A sensibilization to surgeon has been done by our consultant.
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