US 2023/0404780 A1 · STENT HAVING ASSISTANT EXTENSION PORTION

Abstract

A stent having assistant extension portion includes a plurality of ring layers, connecting layer, and assistant extension portion. Each ring layer has a plurality of first crowns connected to each other. The connecting layer has the first crown and a second crown connected to each other. The connecting layer and the ring layers are connected to each other to form a stent body, and the connecting layer is located at one end of the stent body. The assistant extension portion has a fixed end and a free end, the fixed end of the assistant extension portion is connected to the second crown, and the free end of the assistant extension portion has at least one hole.

Claims15

Dependent claims

A stent having assistant extension portion, comprising:

a plurality of ring layers, each of the ring layers having a plurality of first crowns connected to each other;
and
a connecting layer having the plurality of first crowns and a second crown connected to each other, wherein the connecting layer and the plurality of ring layers are connected to each other to form a stent body, the connecting layer is located at one end of the stent body;
an assistant extension portion having a fixed end and a free end, the fixed end of the assistant extension portion being connected to the second crown, and the free end of the assistant extension portion having at least one hole.

1 more element

Dependencies are inferred from the claim text.

Facts

Application

18/210,315Filed 15 Jun 2023

Priority

TW 11112286420 Jun 2022

Published

21 Dec 2023

Term ends

Not estimatedThe source records don’t support an estimate.

Classification10 codes

A61F 2/89
Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure: the wire-like…
A61F 2/915
Made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes: with bands having a meander structure, adjacent bands being…
A61F 2002/821
Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents: ostial stents
A61F 2002/825
Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents: having longitudinal struts

Stent having assistant extension portion

Life of this patent

Stent having assistant extension portion

Life of this patent

Abstract

Claims15