JPWO2012132753A1 - ステントおよびステントデリバリーシステム - Google Patents
ステントおよびステントデリバリーシステム Download PDFInfo
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- JPWO2012132753A1 JPWO2012132753A1 JP2013507302A JP2013507302A JPWO2012132753A1 JP WO2012132753 A1 JPWO2012132753 A1 JP WO2012132753A1 JP 2013507302 A JP2013507302 A JP 2013507302A JP 2013507302 A JP2013507302 A JP 2013507302A JP WO2012132753 A1 JPWO2012132753 A1 JP WO2012132753A1
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- 229910001080 W alloy Inorganic materials 0.000 description 1
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
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- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
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- 229910052697 platinum Inorganic materials 0.000 description 1
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- 229910052718 tin Inorganic materials 0.000 description 1
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- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
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- 210000003708 urethra Anatomy 0.000 description 1
Images
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/86—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure
- A61F2/90—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
- A61F2/91—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes
- A61F2/915—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
- A61F2/958—Inflatable balloons for placing stents or stent-grafts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/86—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure
- A61F2/90—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
- A61F2/91—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes
- A61F2/915—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
- A61F2002/9155—Adjacent bands being connected to each other
- A61F2002/91566—Adjacent bands being connected to each other connected trough to trough
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
- A61F2230/0004—Rounded shapes, e.g. with rounded corners
- A61F2230/0013—Horseshoe-shaped, e.g. crescent-shaped, C-shaped, U-shaped
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Optics & Photonics (AREA)
- Physics & Mathematics (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
Description
120 ステント、
120A 一端、
120B 他端、
122(122A〜122H) ストラット本体(波状ストラット)、
123 近接部、
124,125 離間部、
126 直線状部、
128(128A〜128H) 接続ストラット、
130 バルーン、
140 ハブ、
142 インジェクションポート、
144 ガイドワイヤーポート、
150 ガイドワイヤー、
160 シャフトチューブ(シャフト部)、
161 ルーメン、
162 内管、
163 ルーメン、
164 外管、
170 マーカー、
180 管腔、
182 狭窄部、
A 軸方向、
C 周方向。
Claims (10)
- 拡張自在のバルーンの外周にマウントされ、前記バルーンの拡張により拡張するステントであって、
前記ステントの周方向に間隔を置いて複数配置される波状ストラットと、前記波状ストラットの間に配置される複数の接続ストラットと、を有し、
前記波状ストラットは、前記ステントの軸方向の一端から他端まで延長し、かつ、隣接する波状ストラットに対して近接している部位からなる近接部と、離間している部位からなる離間部と、前記近接部と前記離間部とを連結する直線状部と、を有しており、
前記直線状部は、前記ステントが前記バルーンにマウントされた状態において、前記ステントの周方向に延長しており、
前記接続ストラットは、隣接する前記波状ストラットの前記離間部同士を連結しているステント。 - 前記接続ストラットは、前記ステントの周方向に直線状に延長している請求項1に記載のステント。
- 前記波状ストラットは、前記ステントの一端および/又は他端に位置する前記離間部を有し、隣接する前記波状ストラットの前記一端および/又は他端に位置する前記離間部同士は、前記接続ストラットによって連結されている請求項1又は請求項2に記載のステント。
- 前記接続ストラットは、前記ステントの軸方向に関し、前記離間部の中央に連結されている請求項1〜3のいずれか1項に記載のステント。
- 前記離間部の一部のみ、前記接続ストラットによって連結されており、前記波状ストラットは、前記接続ストラットによって連結されていない前記離間部を有する請求項1〜4のいずれか1項に記載のステント。
- 前記ステントの軸方向に関し、前記接続ストラットによって連結されている前記離間部の長さは、前記接続ストラットによって連結されていない前記離間部の長さより長い請求項5に記載のステント。
- 前記直線状部は、前記ステントの軸方向に対する交差角が45度以上かつ90度以下となるように延長している請求項1〜6のいずれか1項に記載のステント。
- 前記直線状部は、前記ステントの軸方向に対する交差角が60度以上かつ90度以下となるように延長している請求項1〜6のいずれか1項に記載のステント。
- 前記直線状部は、前記ステントの軸方向に対する交差角が90度となるように延長している請求項1〜6のいずれか1項に記載のステント。
- 中空状のシャフト部および前記シャフト部の先端部の外周に配置される拡張自在のバルーンを有するバルーンカテーテルと、
前記バルーンにマウントされ、前記バルーンの拡張により拡張する請求項1〜9のいずれか1項に記載のステントと、
を有するステントデリバリーシステム。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013507302A JP5847160B2 (ja) | 2011-03-25 | 2012-03-01 | ステントおよびステントデリバリーシステム |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011068401 | 2011-03-25 | ||
JP2011068401 | 2011-03-25 | ||
PCT/JP2012/055227 WO2012132753A1 (ja) | 2011-03-25 | 2012-03-01 | ステントおよびステントデリバリーシステム |
JP2013507302A JP5847160B2 (ja) | 2011-03-25 | 2012-03-01 | ステントおよびステントデリバリーシステム |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2012132753A1 true JPWO2012132753A1 (ja) | 2014-07-28 |
JP5847160B2 JP5847160B2 (ja) | 2016-01-20 |
Family
ID=46930500
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013507302A Active JP5847160B2 (ja) | 2011-03-25 | 2012-03-01 | ステントおよびステントデリバリーシステム |
Country Status (3)
Country | Link |
---|---|
US (1) | US10076426B2 (ja) |
JP (1) | JP5847160B2 (ja) |
WO (1) | WO2012132753A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017173366A1 (en) * | 2016-04-01 | 2017-10-05 | Nsvascular, Inc. | Kink-resistant stent devices and related methods |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5895406A (en) * | 1996-01-26 | 1999-04-20 | Cordis Corporation | Axially flexible stent |
US20020133222A1 (en) * | 1997-03-05 | 2002-09-19 | Das Gladwin S. | Expandable stent having a plurality of interconnected expansion modules |
US5843175A (en) * | 1997-06-13 | 1998-12-01 | Global Therapeutics, Inc. | Enhanced flexibility surgical stent |
US6132461A (en) * | 1998-03-27 | 2000-10-17 | Intratherapeutics, Inc. | Stent with dual support structure |
JP2003520055A (ja) * | 1998-09-08 | 2003-07-02 | インターベンショナル テクノロジィーズ インコーポレイテッド | 低圧力ステント |
US20010047200A1 (en) * | 1999-10-13 | 2001-11-29 | Raymond Sun | Non-foreshortening intraluminal prosthesis |
GB0121980D0 (en) * | 2001-09-11 | 2001-10-31 | Cathnet Science Holding As | Expandable stent |
US7351255B2 (en) | 2001-12-03 | 2008-04-01 | Xtent, Inc. | Stent delivery apparatus and method |
US20060136037A1 (en) | 2004-10-14 | 2006-06-22 | Debeer Nicholas C | Small vessel stent designs |
-
2012
- 2012-03-01 WO PCT/JP2012/055227 patent/WO2012132753A1/ja active Application Filing
- 2012-03-01 JP JP2013507302A patent/JP5847160B2/ja active Active
-
2013
- 2013-09-06 US US14/019,816 patent/US10076426B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20140012361A1 (en) | 2014-01-09 |
JP5847160B2 (ja) | 2016-01-20 |
WO2012132753A1 (ja) | 2012-10-04 |
US10076426B2 (en) | 2018-09-18 |
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