A medtronic ent representative reported that while in an ear, nose and throat (ent) procedure, the site experienced intermittent connection of axiem box and emitter.Intermittently the localizer shows not connected, however, when they shake the axiem box, connection is re-established.In trouble-shooting, repeated this in both emitter ports and the issue occurs in both.The surgeon opted to discontinue the use of the navigation system to continue the procedure to completion.Delay in therapy was less than one hour.There was no impact on patient outcome.
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