The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 04, 2025
Filed:
Feb. 15, 2023
Beijing Balance Medical Technology Co., Ltd., Beijing, CN;
Lei Jin, Beijing, CN;
Chengxiong Gu, Beijing, CN;
Jiangang Wang, Beijing, CN;
Zhihao Fan, Beijing, CN;
Tiegang Liu, Beijing, CN;
Jia Wu, Beijing, CN;
BEIJING BALANCE MEDICAL TECHNOLOGY CO., LTD., Beijing, CN;
Abstract
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.