Beijing Balance Medical Technology Co., Ltd.

Chengxiong Gu

Lei Jin

Zhihao Fan

Jia Wu

Tiegang Liu

Jiangang Wang

The present invention discloses a presettable artificial biological aortic valve which comprises a valve seat (), a valve leaflet stent () and three valve leaflets (), wherein the valve seat () is a one-way limiting expandable annular metal seat; the head end of each seat body unit () is sequentially provided with a first rivet (), a limiting protrusion () and a first long circular groove () from the outside to the inside; the tail end of each seat body unit () is sequentially provided with a second long circular groove (), a second limiting hole () and a first limiting hole () matched with the limiting protrusion (), and a second rivet () matched with the first long circular groove (). The presettable artificial biological aortic valve has an original preset state and a normal use state after one-way limiting expansion.

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Beijing, China

Chengxiong Gu