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:
Feb. 24, 2026
Filed:
May. 09, 2020
Applicant:
Shanghai Microport Medical (Group) Co., Ltd., Shanghai, CN;
Inventors:
Assignee:
SHANGHAI MICROPORT MEDICAL (GROUP) CO., LTD., Shanghai, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 2/915 (2013.01); A61F 2/82 (2013.01); A61F 2/90 (2013.01); A61L 31/16 (2006.01); B23K 26/38 (2014.01);
U.S. Cl.
CPC ...
A61F 2/915 (2013.01); A61L 31/16 (2013.01); B23K 26/38 (2013.01); A61F 2/82 (2013.01); A61F 2/90 (2013.01); A61F 2002/91558 (2013.01); A61F 2210/0004 (2013.01); A61F 2240/001 (2013.01); A61F 2250/0067 (2013.01);
Abstract
A degradable drug-loaded stent and a manufacturing method therefor. The degradable drug-loaded stent comprises a stent body, an outer surface of the stent body being provided with a drug-loaded groove, the stent body having a contracted state and an expanded state, the stent body being capable of switching from the contracted state to the expanded state via radial expansion, the stent body being a mesh columnar structure when in the expanded state, the depth of the drug-loaded groove being 10%-60% of the wall thickness of the mesh columnar structure.