JP6400448B2 - ステントデリバリーシステム - Google Patents
ステントデリバリーシステム Download PDFInfo
- Publication number
- JP6400448B2 JP6400448B2 JP2014242633A JP2014242633A JP6400448B2 JP 6400448 B2 JP6400448 B2 JP 6400448B2 JP 2014242633 A JP2014242633 A JP 2014242633A JP 2014242633 A JP2014242633 A JP 2014242633A JP 6400448 B2 JP6400448 B2 JP 6400448B2
- Authority
- JP
- Japan
- Prior art keywords
- stent
- guide wire
- delivery system
- coil body
- pusher guide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- A61F2/962—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve
- A61F2/966—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod
-
- 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
-
- 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
- A61F2002/9534—Instruments specially adapted for placement or removal of stents or stent-grafts for repositioning of 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
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
- A61F2/962—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve
- A61F2/966—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod
- A61F2002/9665—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod with additional retaining means
-
- 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
- A61F2230/0063—Three-dimensional shapes
- A61F2230/0091—Three-dimensional shapes helically-coiled or spirally-coiled, i.e. having a 2-D spiral cross-section
Description
10、10a ステント
12 ステントの後端部
20 アンカー部材
30、30a、30b プッシャーガイドワイヤ
32、32a コアシャフト
34、35 コイル体
34a、35a 小径部
34b、35b テーパ部
34c、35c 大径部
36 先端接合部
38 後端接合部
40、40a 膨隆部
50 カテーテル
52 先端口
54 後端口
60 矢印(先端方向)
70 矢印(後端方向)
80 樹脂層
Claims (2)
- 後端部にアンカー部材を有したステントをプッシャーガイドワイヤにより目的部位までデリバリーするステントデリバリーシステムにおいて、前記プッシャーガイドワイヤは、
コアシャフトと、
前記コアシャフトの先端部を被覆し、かつ、先端に向かって外径が減少するテーパ部を有したコイル体と、
前記テーパ部よりも先端側で前記コイル体の外周に固定され、前記アンカー部材と当接可能な膨隆部と、を備えており、
前記プッシャーガイドワイヤにより前記ステントをデリバリーする際に、前記アンカー部材が前記テーパ部と前記膨隆部との間に位置しており、
前記アンカー部材は、前記コアシャフトの軸に対して、前記コイル体の前記テーパ部と同じ方向に傾斜していることを特徴としたステントデリバリーシステム。 - 前記テーパ部の外周には、樹脂層が設けられていることを特徴とした請求項1に記載のステントデリバリーシステム。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014242633A JP6400448B2 (ja) | 2014-11-29 | 2014-11-29 | ステントデリバリーシステム |
US14/737,989 US9925078B2 (en) | 2014-11-29 | 2015-06-12 | Stent delivery system |
CN201510325188.1A CN105640680A (zh) | 2014-11-29 | 2015-06-12 | 支架输送系统 |
EP15173337.5A EP3025686B1 (en) | 2014-11-29 | 2015-06-23 | Stent delivery system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014242633A JP6400448B2 (ja) | 2014-11-29 | 2014-11-29 | ステントデリバリーシステム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016101447A JP2016101447A (ja) | 2016-06-02 |
JP6400448B2 true JP6400448B2 (ja) | 2018-10-03 |
Family
ID=53488217
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014242633A Active JP6400448B2 (ja) | 2014-11-29 | 2014-11-29 | ステントデリバリーシステム |
Country Status (4)
Country | Link |
---|---|
US (1) | US9925078B2 (ja) |
EP (1) | EP3025686B1 (ja) |
JP (1) | JP6400448B2 (ja) |
CN (1) | CN105640680A (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017053784A1 (en) * | 2015-09-25 | 2017-03-30 | Covidien Lp | Medical device delivery system |
US10292851B2 (en) | 2016-09-30 | 2019-05-21 | DePuy Synthes Products, Inc. | Self-expanding device delivery apparatus with dual function bump |
EP3747498A4 (en) * | 2018-02-01 | 2021-10-13 | Asahi Intecc Co., Ltd. | GUIDEWIRE |
CN111096833B (zh) * | 2018-10-25 | 2022-06-07 | 东莞市先健医疗有限公司 | 输送器 |
EP3955855A4 (en) * | 2019-04-16 | 2023-01-25 | NeoChord, Inc. | TRANSVERSE HELICAL HEART ANCHOR FOR MINIMALLY INVASIVE HEART VALVE REPAIR |
WO2023112192A1 (ja) * | 2021-12-15 | 2023-06-22 | 朝日インテック株式会社 | ダイレータ |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0737199U (ja) * | 1993-12-24 | 1995-07-11 | テルモ株式会社 | ガイドワイヤー |
US5924998A (en) * | 1997-03-06 | 1999-07-20 | Scimed Life System, Inc. | Guide wire with hydrophilically coated tip |
EP1338298B1 (en) * | 2001-10-25 | 2006-12-06 | Nipro Corporation | Guide wire |
US6989024B2 (en) * | 2002-02-28 | 2006-01-24 | Counter Clockwise, Inc. | Guidewire loaded stent for delivery through a catheter |
US6833003B2 (en) * | 2002-06-24 | 2004-12-21 | Cordis Neurovascular | Expandable stent and delivery system |
US6833033B1 (en) | 2003-01-21 | 2004-12-21 | Eric Anthony Knight | Grill cleaner and method |
US20050246008A1 (en) * | 2004-04-30 | 2005-11-03 | Novostent Corporation | Delivery system for vascular prostheses and methods of use |
US8628564B2 (en) | 2004-05-25 | 2014-01-14 | Covidien Lp | Methods and apparatus for luminal stenting |
US7655031B2 (en) * | 2006-04-28 | 2010-02-02 | Codman & Shurtleff, Inc. | Stent delivery system with improved retraction member |
US20080221666A1 (en) * | 2006-12-15 | 2008-09-11 | Cardiomind, Inc. | Stent systems |
US20090306760A1 (en) * | 2008-06-06 | 2009-12-10 | Bay Street Medical | Prosthesis and delivery system |
US9180278B2 (en) * | 2008-08-11 | 2015-11-10 | Terumo Kabushiki Kaisha | Medical instrument |
CN101779992B (zh) * | 2009-01-19 | 2012-08-22 | 加奇生物科技(上海)有限公司 | 可回撤自弹式脑神经支架的输送装置 |
BRPI1012096A2 (pt) * | 2009-06-11 | 2016-03-22 | Synthes Gmbh | fixador de linha interno |
JP5609155B2 (ja) * | 2010-02-25 | 2014-10-22 | 富士ゼロックス株式会社 | 画像形成装置 |
CN102188300B (zh) * | 2010-03-02 | 2014-05-28 | 上海微创医疗器械(集团)有限公司 | 一种动脉瘤手术装置 |
JP5436304B2 (ja) * | 2010-03-30 | 2014-03-05 | 朝日インテック株式会社 | 医療用ガイドワイヤ、及び医療用ガイドワイヤとマイクロカテーテル、又はバルーンカテーテルとガイディングカテーテルとの組立体 |
CN101828944B (zh) * | 2010-04-23 | 2011-06-08 | 鲍健 | 经皮穿刺病灶剜除器 |
CN101897608A (zh) * | 2010-08-03 | 2010-12-01 | 瑞奇外科器械(中国)有限公司 | 带有可视功能的外科组织闭合装置 |
CN102415908B (zh) * | 2011-09-13 | 2013-09-11 | 上海交通大学 | 管型胆管空肠吻合器 |
US20130110000A1 (en) * | 2011-10-31 | 2013-05-02 | Terumo Medical Corporation | Dual Diameter Introducer Guide Wire |
-
2014
- 2014-11-29 JP JP2014242633A patent/JP6400448B2/ja active Active
-
2015
- 2015-06-12 US US14/737,989 patent/US9925078B2/en active Active
- 2015-06-12 CN CN201510325188.1A patent/CN105640680A/zh active Pending
- 2015-06-23 EP EP15173337.5A patent/EP3025686B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
JP2016101447A (ja) | 2016-06-02 |
US20160151183A1 (en) | 2016-06-02 |
CN105640680A (zh) | 2016-06-08 |
US9925078B2 (en) | 2018-03-27 |
EP3025686B1 (en) | 2018-02-28 |
EP3025686A1 (en) | 2016-06-01 |
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