Medtronic received information regarding a soft tissue ablation neuro procedure.It was reported that the 10 millimeters core fiber tip stopped working mid procedure.The site did two pull backs with the fiber and everything worked fine.Then after a third pull back, the site could no longer see the test does of 20% on the tmap.The site restarted the tmap and tried again, but still it didn't show up.After restarting tmap and checking the laser for breaks, the site opened a new laser and replaced the old while the patient was still in the mri scanner.Changing the laser fiber worked and the site was able to finish the procedure as planned.There was no impact on the patient outcome.
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