INTRAVASCULAR STENT AND MANUFACTURING METHOD THEREOF - SUZHOU INNOMED MEDICAL DEVICR CO LTD

Title:

INTRAVASCULAR STENT AND MANUFACTURING METHOD THEREOF

Document Type and Number:

WIPO Patent Application WO/2016/177323

Kind Code:

A1

Abstract:

Disclosed are an intravascular stent for intervening into blood vessels and a manufacturing method thereof. At least one weaving wire (1) is wound to form the intravascular stent; moreover, the intravascular stent is of a cylindrical structure; and at least one weaving wire (1) is provided with an even number of free ends (2, 2', 2''), the free ends (2, 2', 2'') of the at least one weaving wire (1) are connected in pairs, wherein each of the free ends (2, 2', 2'') of the at least one weaving wire (1) is provided with a cut part (3), and the cut parts (3) of each of the two connected free ends (2, 2', 2'') match with each other to splice the two free ends (2, 2', 2'') into a spliced part (4) which has the same diameter as the weaving wire (1). The intravascular stent is seamlessly connected, and the distribution of radial force and axial force of the free ends (2, 2', 2'') is uniform, thereby faciliating laser welding; moreover, the intravascular stent is highly flexible, operable and beautiful.

Inventors:

GONG XIAOYAN (CN)
ZHOU WEIKUN (CN)
ZHANG QIANQIAN (CN)

Application Number:

PCT/CN2016/080962

Publication Date:

November 10, 2016

Filing Date:

May 04, 2016

Export Citation:

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Assignee:

SUZHOU INNOMED MEDICAL DEVICR CO LTD (CN)

International Classes:

A61F2/90; A61F2/07

Domestic Patent References:

WO2005067816A1

2005-07-28

Foreign References:

CN204766039U	2015-11-18
CN204766052U	2015-11-18
CN104799983A	2015-07-29
CN204671330U	2015-09-30
CN103356315A	2013-10-23
US20040116831A1	2004-06-17
CN103271785A	2013-09-04
CN201150578Y	2008-11-19

Other References: