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

The utility model relates to a covered stent for restorative treatment in an integrated single-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, wherein the multi-wave shape columnar single ring 1 and the multi-wave shape columnar single ring 2 are sewn together by a silk yarn. The middle of the covered stent is provided with a wedge groove, and the wedge groove is internally provided with a straight branch support. According to the covered stent, a blood flow channel of the truncus brachiocephalicus on the aortic arch is reserved by the straight branch support in the wedge groove, and a release position of the straight branch support is designed within the vascular chamber of the aortic arch. The covered stent is suitable for all the patients who need bridging 'left-right arteria carotis communi