A medtronic representative initially reported that during a case when using the c-arm siemens arcadis orbic with navigation for a l4-l5 spinal fusion the pa leaned on the reference frame.(b)(6) had surgeon check accuracy and the surgeon felt accurate.After the confirmation spin surgeon felt that the left l5 and the right l4 needed to be revised as they appeared to be in the disc space.After the revision, the screw placement felt accurate.Surgeon's workflow is to place a screw in the left l4 and l5 and then the right l4 and l5.There was no patient impact.(b)(4).This report reflects information received by fda in the form of a notification per 803.22 (b)(2).
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