JP5623625B2 - 分岐血管用ステント - Google Patents
分岐血管用ステント Download PDFInfo
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- JP5623625B2 JP5623625B2 JP2013505320A JP2013505320A JP5623625B2 JP 5623625 B2 JP5623625 B2 JP 5623625B2 JP 2013505320 A JP2013505320 A JP 2013505320A JP 2013505320 A JP2013505320 A JP 2013505320A JP 5623625 B2 JP5623625 B2 JP 5623625B2
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- stent
- slope
- branch vessel
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- vessel stent
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
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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
- A61F2/856—Single tubular stent with a side portal passage
-
- 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
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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
- A61F2/852—Two or more distinct overlapping 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
- A61F2/02—Prostheses implantable into the body
- A61F2/04—Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
- A61F2/06—Blood vessels
- A61F2002/065—Y-shaped blood vessels
- A61F2002/067—Y-shaped blood vessels modular
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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
- 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
- A61F2002/91516—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 the meander having a change in frequency along the band
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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
- 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
- A61F2002/91533—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 characterised by the phase between adjacent bands
- A61F2002/91541—Adjacent bands are arranged out of phase
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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
- 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
- A61F2002/91575—Adjacent bands being connected to each other connected peak to trough
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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
- 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
- A61F2230/0008—Rounded shapes, e.g. with rounded corners elliptical or oval
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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
- A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
- A61F2250/006—Additional features; Implant or prostheses properties not otherwise provided for modular
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Vascular Medicine (AREA)
- Transplantation (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Cardiology (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Surgery (AREA)
- Epidemiology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Prostheses (AREA)
Description
Claims (10)
- 2つの開口端を有するステント本体を備える分岐血管用ステントであって、前記ステント本体は、複数の波形ロッドを有する複数組のユニットリングと、隣接するユニットリングの間に位置し、隣接するユニットリングを接続するための接続ロッドとを備え、前記ステント本体は少なくとも1つの開口端の構造がスロープ構造であり、前記スロープ構造が、前記ステント本体の中間部からスロープ構造を有する開口端までの方向に沿って、前記複数組のユニットリングの波形ロッドの数を順に減らし、又は/且つ波形ロッドの密度を順に増やすことによって構成される分岐血管用ステント。
- 前記スロープ構造の軸方向の長さは1〜7mmであることを特徴とする請求項1に記載の分岐血管用ステント。
- 前記スロープ構造の軸方向の長さは4〜6mmであることを特徴とする請求項2に記載の分岐血管用ステント。
- 前記スロープ構造の斜面と前記ステント本体の軸方向の夾角は0〜90度であることを特徴とする請求項1〜3のいずれかに記載の分岐血管用ステント。
- 前記スロープ構造の斜面と前記ステント本体の軸方向の夾角は45度であることを特徴とする請求項4に記載の分岐血管用ステント。
- 前記スロープ構造の斜面周囲に少なくとも4つの現像可能なマークをさらに設け、少なくとも2つの現像可能なマークは前記スロープ構造の斜面の先頭部と底部にそれぞれ設けられ、他の少なくとも2つの現像可能なマークは前記斜面の軸方向中心線に沿った両側に対称的に設けられることを特徴とする請求項1〜5のいずれかに記載の分岐血管用ステント。
- 前記分岐血管用ステントは冠状動脈分岐血管用ステントであることを特徴とする請求項1〜6のいずれかに記載の分岐血管用ステント。
- 前記冠状動脈分岐血管用ステントの直径は2.25mm〜4.0mmであることを特徴とする請求項7に記載の分岐血管用ステント。
- 前記ステント本体の材料は優れた生体適合性および力学特性を有するステンレス鋼、コバルトクロム合金、ニッケルベース合金、分解できるマグネシウム合金、又は高分子材料であることを特徴とする請求項1〜8のいずれかに記載の分岐血管用ステント。
- 前記スロープ構造の先頭部が、滑らかな弧状又は平らな形状であることを特徴とする請求項1〜9のいずれかに記載の分岐血管用ステント。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010101516122A CN102068331B (zh) | 2010-04-20 | 2010-04-20 | 一种分叉血管支架 |
CN201010151612.2 | 2010-04-20 | ||
PCT/CN2011/072972 WO2011131115A1 (zh) | 2010-04-20 | 2011-04-19 | 一种分叉血管支架 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013524898A JP2013524898A (ja) | 2013-06-20 |
JP5623625B2 true JP5623625B2 (ja) | 2014-11-12 |
Family
ID=44027214
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013505320A Active JP5623625B2 (ja) | 2010-04-20 | 2011-04-19 | 分岐血管用ステント |
Country Status (5)
Country | Link |
---|---|
US (1) | US20130041457A1 (ja) |
EP (1) | EP2561837B1 (ja) |
JP (1) | JP5623625B2 (ja) |
CN (1) | CN102068331B (ja) |
WO (1) | WO2011131115A1 (ja) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102462563B (zh) * | 2010-11-12 | 2015-11-11 | 上海微创医疗器械(集团)有限公司 | 一种分叉血管支架 |
CN102415924B (zh) * | 2011-09-16 | 2014-11-26 | 上海微创医疗器械(集团)有限公司 | 一种分支鞘及应用该分支鞘的血管支架输送释放装置 |
US10357353B2 (en) | 2012-04-12 | 2019-07-23 | Sanford Health | Combination double-barreled and debranching stent grafts and methods for use |
BR112014025443A8 (pt) * | 2012-04-12 | 2019-12-24 | Sanford Health | endoprótese de corpo principal de cano duplo de arco aórtico e métodos para utilização |
US8734504B2 (en) | 2012-04-12 | 2014-05-27 | Sanford Health | Aortic arch double-barreled main body stent graft and methods for use |
MX360302B (es) | 2012-12-14 | 2018-10-29 | Sanford Health | Combinacion de doble barril e injerto de estent desramificante y métodos para su uso. |
JP2018502687A (ja) * | 2015-03-12 | 2018-02-01 | ユタ−イナ ディーディーエス アンド アドバンスト セラピューティクス リサーチ センター | セル空間に機能性物質がコーティング処理されたステント |
JP6622914B2 (ja) * | 2015-07-23 | 2019-12-18 | オプティメド メディツィニッシェ インストゥルメンテ ゲーエムベーハーOptimed Medizinische Instrumente Gmbh | ステント |
CN106361478B (zh) * | 2016-11-02 | 2018-08-21 | 江苏大学 | 一种混合型球囊扩张式血管支架 |
CN107595449A (zh) * | 2017-10-16 | 2018-01-19 | 鼎科医疗技术(苏州)有限公司 | 一种降低电化学腐蚀的可降解金属支架制备方法及其制得的金属支架 |
CN107596454B (zh) * | 2017-10-18 | 2024-03-08 | 苏州恒瑞迪生医疗科技有限公司 | 一种可吸收血管内假体及其制备方法 |
CN109793600A (zh) * | 2017-11-17 | 2019-05-24 | 杭州唯强医疗科技有限公司 | 一种用于近分叉部位病变的支架 |
US11406517B2 (en) | 2017-11-17 | 2022-08-09 | Hangzhou Endonom Medtech Co. Ltd. | Vascular stent |
CN109833116B (zh) * | 2017-11-24 | 2024-06-07 | 杭州唯强医疗科技有限公司 | 增强稳定性的血管分流架及血管支架 |
CN108182680B (zh) * | 2017-12-28 | 2021-12-28 | 中科微光医疗研究中心(西安)有限公司 | 一种基于ivoct图像的分叉血管的角度自动识别方法 |
CN108553206A (zh) * | 2018-05-15 | 2018-09-21 | 中国医学科学院北京协和医院 | 血管支架及血管涂层支架 |
CN109875734B (zh) * | 2019-01-31 | 2024-06-14 | 深圳市科奕顿生物医疗科技有限公司 | 设有斜口标记物的支架及其应用、系统和支架斜口方向的调整方法 |
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FR2737969B1 (fr) * | 1995-08-24 | 1998-01-30 | Rieu Regis | Endoprothese intraluminale destinee en particulier a l'angioplastie |
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US20040068314A1 (en) * | 2002-01-16 | 2004-04-08 | Jones Donald K. | Detachable self -expanding aneurysm cover device |
CN2643861Y (zh) * | 2003-07-08 | 2004-09-29 | 微创医疗器械(上海)有限公司 | 一种具有封闭单元的血管支架 |
JP5207737B2 (ja) * | 2004-09-15 | 2013-06-12 | イノヴェイショナル・ホールディングズ・エルエルシー | 圧潰可能な端部を有する分岐ステント |
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CN200948183Y (zh) * | 2006-05-11 | 2007-09-19 | 辽宁生物医学材料研发中心有限公司 | 拱弧流线型人体管腔网状圆筒支架 |
CN200966659Y (zh) * | 2006-06-07 | 2007-10-31 | 北京乐普医疗器械有限公司 | 分叉血管楔型支架 |
US9510943B2 (en) * | 2007-01-19 | 2016-12-06 | Medtronic, Inc. | Stented heart valve devices and methods for atrioventricular valve replacement |
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2010
- 2010-04-20 CN CN2010101516122A patent/CN102068331B/zh active Active
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2011
- 2011-04-19 EP EP11771568.0A patent/EP2561837B1/en active Active
- 2011-04-19 WO PCT/CN2011/072972 patent/WO2011131115A1/zh active Application Filing
- 2011-04-19 JP JP2013505320A patent/JP5623625B2/ja active Active
- 2011-04-19 US US13/642,623 patent/US20130041457A1/en not_active Abandoned
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Publication number | Publication date |
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WO2011131115A1 (zh) | 2011-10-27 |
EP2561837B1 (en) | 2018-06-06 |
CN102068331B (zh) | 2013-08-07 |
JP2013524898A (ja) | 2013-06-20 |
EP2561837A1 (en) | 2013-02-27 |
CN102068331A (zh) | 2011-05-25 |
EP2561837A4 (en) | 2015-06-24 |
US20130041457A1 (en) | 2013-02-14 |
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