Aortic stent-graft

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United States of America

PATENT NO 12226306
APP PUB NO 20220047376A1
SERIAL NO

17426654

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An aortic stent-graft includes a main aortic stent-graft and a plurality of branch arterial stent-grafts. The main aortic stent-graft includes a proximal segment, a depressed segment, and a distal segment; steps are provided on a top surface of the depressed segment from left to right; one or two first orifices are formed on a middle-upper part of a right side wall of the proximal segment, and one or two second orifices are formed on a right side wall of the steps; a first inner chimney stent is fixed inside the first orifice and a second inner chimney stent is fixed inside the second orifice; the first inner chimney stent is sutured along an inner wall of the proximal segment, and the second inner chimney stent is sutured along an inner wall of the steps; and one of the branch arterial stent-grafts is placed inside each inner chimney stent.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Hongwei Quanzhou, CN 38 94
Fu, Weiguo Shanghai, CN 10 13
Wang, Lixin Shanghai, CN 87 101

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