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:
Oct. 25, 2022
Filed:
Apr. 09, 2019
Applicant:
Hangzhou Nuoyi Medtech Co., Ltd, Zhejiang, CN;
Inventors:
Wei Guo, Shanghai, CN;
Yongsheng Wang, Shanghai, CN;
Jianmin Li, Shanghai, CN;
Jiaming Qiu, Shanghai, CN;
Assignee:
HANGZHOU NUOYI MEDTECH CO., LTD, Zhejiang, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 2/24 (2006.01);
U.S. Cl.
CPC ...
A61F 2/2475 (2013.01); A61F 2/2418 (2013.01); A61F 2230/0054 (2013.01);
Abstract
A venous valve replacement device includes a stent with a blood flow channel and two leaflets connected to the stent, wherein one side of each leaflet is configured as a fixed edge connected with the stent, and the other side is configured as a movable edge, and wherein the movable edges of the two leaflets cooperates with each other to open or close the blood flow channel, and the movable edges of the two leaflets are provided with flaps that attach to each other in a closed configuration.