Medtronic logo updatedThe FDA has deemed the recall of the Medtronic (NYSE:MDT) Valiant Navion thoracic stent graft system as Class I, the most serious kind.

Medtronic’s Valiant Navion is designed to repair lesions of the descending thoracic aorta, using a long catheter to place the stent graft inside the aorta before it expands to fit within the aorta to provide a new path for blood to flow from the heart to the lower part of the body, according to an FDA release.

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