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:
Jun. 27, 2017

Filed:

Jun. 04, 2013
Applicant:

Merit Medical Systems, Inc., South Jordan, UT (US);

Inventors:

Darla Gill, Salt Lake City, UT (US);

Zeke Eller, Dallas, TX (US);

Rich Snider, Dallas, TX (US);

Trent Clegg, Lehi, UT (US);

Assignee:

Merit Medical Systems, Inc., South Jordan, UT (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F 2/90 (2013.01); A61F 2/24 (2006.01); A61F 2/915 (2013.01); A61F 2/04 (2013.01);
U.S. Cl.
CPC ...
A61F 2/90 (2013.01); A61F 2/2418 (2013.01); A61F 2/915 (2013.01); A61F 2002/044 (2013.01); A61F 2220/005 (2013.01); A61F 2220/0058 (2013.01); A61F 2220/0075 (2013.01); A61F 2230/0054 (2013.01);
Abstract

Stent embodiments formed of a scaffolding structure are disclosed. Some embodiments may include a valve. A portion of the scaffolding structure may include a lattice structure formed by a plurality of interconnected arms arranged to form quadrilateral-shaped cells, such as diamond-shaped cells. The scaffolding structure may be formed by rows of strut arms arranged as annular segments and adjacent annular segments interconnected by connectors that extend in the longitudinal direction. The scaffolding structure may also be formed by rows of strut arms arranged in a helical pattern. The scaffolding structure has components configured to allow at least a portion of the stent to decrease in diameter in response to an axial force applied to the stent. Further, the components and elements of the stent may be configured to balance transverse forces applied to the stent, thus reducing the incidence of infolding.


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