Covered stent for restorative treatment in integrated two-branch vascular chamber of aortic arch

The utility model relates to a covered stent for restorative treatment in an integrated two-branch vascular chamber of an aortic arch. The covered stent consists of a naked multi-wave shape columnar single ring 1, a multi-wave shape columnar single ring 2 externally coated with a tubular membrane and a plurality of multi-wave shape columnar single rings 3. The middle of the covered stent is provided with a wedge groove, and the wedge groove is internally provided with a straight branch support and an inclined branch support. Blood flow channels for the truncus brachiocephalicus on the arcus aortae and the left arteria carotis communis are remained by the two branch supports within the wedge groove, and release positions of the two branch supports are designed within the vascular chamber of the aortic arch. The covered stent is suitable for all the patients who need the restorative treatment in the chamber of the aortic arch, the aortic pathological changes involved with the aortic arch and the aorta ascendens