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.

Date of Patent:
Mar. 31, 2020

Filed:

Dec. 11, 2017
Applicant:

Beijing Advanced Medical Technologies, Ltd. Inc., Beijing, CN;

Inventors:

Hugh Qinghong Zhao, Pleasanton, CA (US);

Guixin Shi, Boucherville, CA;

Yongquan Gu, Beijing, CN;

Qing Liu, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 2/915 (2013.01); A61F 2/90 (2013.01); A61F 2/07 (2013.01); A61F 2/91 (2013.01); A61F 2/04 (2013.01);
U.S. Cl.
CPC ...
A61F 2/915 (2013.01); A61F 2/07 (2013.01); A61F 2/90 (2013.01); A61F 2/91 (2013.01); A61F 2/042 (2013.01); A61F 2002/041 (2013.01); A61F 2002/044 (2013.01); A61F 2002/075 (2013.01); A61F 2002/91575 (2013.01); A61F 2210/0004 (2013.01); A61F 2210/0014 (2013.01); A61F 2230/0006 (2013.01); A61F 2230/0019 (2013.01); A61F 2230/0021 (2013.01); A61F 2230/0023 (2013.01); A61F 2250/0067 (2013.01); A61F 2250/0098 (2013.01);
Abstract

Disclosed herein is a close-cell structured stent which is composed of curved struts that intersect at a crossing angle of 90 to 170 degrees in the longitudinal direction. Methods for making the stent, use of the stent as a vascular stent, an esophagus stent, an intestine stent, a bile conduct stent, or a urinary tract stent, and use of the stent in the manufacture of stent graft for the treatment of abdominal aortic aneurysms are also provided. The stent has both excellent longitudinal flexibility and radial strength.


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