Medtronic received information that, while in a functional endoscopic sinus surgery (fess), the display on the monitor of the navigation system was described to be "fuzzy" with artifacts at start up.Restarting restored functionality temporarily as the issue would recur at the registration portion of the application software.Restarting eventually led to the navigation system not restarting.Following the procedure, when the issue was reported to medtronic, the navigation system was functioning as designed.There was no reported delay to the procedure due to this issue.There was no reported impact on patient outcome.No additional information was provided.
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