Medtronic received information regarding a navigation system and an automated trajectory guidance unit being used for a cranial biopsy.It was reported that intra-operatively, the surgeon experienced difficulty setting up and targeting with the automated trajectory guidance unit.It was reported that they were having issues getting the unit to the correct height for the bone thickness, as well as having issues with movement while drilling.During troubleshooting, it was found that they not tap in the drill guide.The procedure was completed using the navigation system and there was no reported impact to patient outcome.There was a reported delay to the procedure of less than one hour due to this issue.
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