JP5470399B2 - 湾曲した管腔内にステント移植片を配備するための導入器及びそのためのステント移植片 - Google Patents
湾曲した管腔内にステント移植片を配備するための導入器及びそのためのステント移植片 Download PDFInfo
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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
- A61F2/02—Prostheses implantable into the body
- A61F2/04—Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
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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
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
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- A—HUMAN NECESSITIES
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- 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
- A61F2/9517—Instruments specially adapted for placement or removal of stents or stent-grafts handle assemblies therefor
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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
- A61F2/89—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 elements comprising two or more adjacent rings flexibly connected by separate members
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- 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
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- A—HUMAN NECESSITIES
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- 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
- A61F2002/9505—Instruments specially adapted for placement or removal of stents or stent-grafts having retaining means other than an outer sleeve, e.g. male-female connector between stent and instrument
- A61F2002/9511—Instruments specially adapted for placement or removal of stents or stent-grafts having retaining means other than an outer sleeve, e.g. male-female connector between stent and instrument the retaining means being filaments or wires
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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
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Description
3 坦持部材
4 ステント、
4’ 近位端に配置されているステント、近位のステント、
7 穴、
8 坦持部材、拘束ワイヤー坦持部材、ガイドワイヤー坦持部材、
10 移植片配備器具、
10’ 導入器、
11 縫合糸材料からなるループ、縫合糸材料又は紐状部材11、
12 外部操作部、
13 耳たぶ状突出部、
14 近位の取り付け領域、
16 遠位の取り付け領域、
18 移植片、ステント、ステント移植片、
20 拡張器先端、ノーズコーン型拡張器、
22 穴、
24 ガイドワイヤー坦持部材、カテーテル、又はカニューレ、
25 大動脈、
26 接続器具、
27 大動脈解離、
30 プッシャー部材、
31 内側湾曲部、湾曲部の内側部分
32 シース、
33 外側湾曲部、
34 止血用密封ユニット、
36 側方チューブ、
38 ルアーロック、
40 人工器官の遠位端、
42 拘束ワイヤー、解放ワイヤー、
44 環状領域、環状空間、
46 遠位のワイヤー解放機構、
48 本体、
50 拘束ワイヤー起動部、近位のワイヤー解放機構、
52 クランプねじ、
54 ピンバイス、
56 ねじ込みキャップ、
112 結び目、
114 湾曲部、縫合糸ループ、
120 重なり領域、
126 大動脈の壁の裂傷部、
130 大動脈弓又は胸部動脈弓、
132 縫合糸、
Claims (17)
- 湾曲した管腔(130)内に配備するためのステント移植片(18)であって、
内側管腔を形成している移植片材料(1)からなる部材と、
該部材の長手方向に沿って配置された複数のステント(4,4’)であって、該複数のステントうちの少なくとも1つが当該ステント移植片の近位端に配置されている近位のステント(4’)であり、該近位のステント(4’)は近位端と遠位端とを有している、複数のステント(4,4’)と、
少なくとも第一及び第二の糸からなるループ(11)の別個の組であって、前記第一のループの組は前記近位のステント(4’)の近位端に又は該近位端に隣接して配置されており、前記第二のループの組は前記近位のステント(4’)の遠位端に又は該遠位端に隣接して配置されており、前記第一のループの組及び第二のループの組は前記内側管腔内へと伸長している、少なくとも第一及び第二の糸からなるループ(11)の別個の組と、を備えており、
前記第一のループの組及び第二のループの組は、それぞれ、使用時において、配備中に、前記ステント移植片の一部が拡張されているときに、当該ステント移植片の周方向での少なくとも2点で前記ステント移植片を拘束しており、
前記第一のループの組は、使用時において、前記近位のステント(4’)の近位端を拘束するようになされており、前記第二のループの組は、使用時において、前記近位のステント(4’)の遠位端を拘束するようになされている、ことを特徴とするステント移植片(18)。 - 前記第一のループの組及び第二のループの組の各々が、配備中に、3点で前記近位のステント(4’)を拘束するように設けられている、ことを特徴とする請求項1に記載のステント移植片(18)。
- 前記近位のステント(4’)の周囲に周方向に等間隔で隔置されている、ことを特徴とする請求項1又は2に記載のステント移植片(18)。
- 前記第一のループの組及び第二のループの組を含む前記ステント移植片を拘束する機構が、前記近位のステント(4’)の前記遠位端をその外周全体に亘って解放可能に拘束する、ことを特徴とする請求項1,2又は3に記載のステント移植片(18)。
- 前記第一のループの組及び第二のループの組を含む前記ステント移植片を拘束する機構が、前記近位のステントの前記少なくとも2点の各々において、前記近位のステント(4’)の2つの互いに隣接している支柱を導入器(10’)に対して拘束する、ことを特徴とする請求項1〜4のうちのいずれか一の項に記載のステント移植片(18)。
- 前記ループ(11)が前記近位のステント(4’)の外周に沿って等間隔で隔置されている、ことを特徴とする請求項1〜5のうちのいずれか一の項に記載のステント移植片(18)。
- 前記近位のステント(4’)は、当該ステント移植片の周方向で相互に間隔をあけて配置された複数の支柱と、相互に隣接する支柱の遠位側端部同士、及び、相互に隣接する近位側端部同士を結合する結合部を有し、前記内側管腔内へ伸長している前記ループ(11)の部分が、前記結合部に又は該結合部に隣接して配置されていることを特徴とする、請求項1〜6のうちのいずれか一の項に記載のステント移植片(18)。
- 前記ループを形成するための複数の糸材料が設けられている、ことを特徴とする請求項1〜7のうちのいずれか一の項に記載のステント移植片(18)。
- 前記複数のループ(11)の組を提供する単一の長さの糸が設けられている、請求項1〜7のうちのいずれか一の項に記載のステント移植片(18)。
- 請求項1〜9のうちのいずれか一の項に記載のステント移植片(18)を湾曲した管腔(130)内に配備するための導入器(10’)であって、
前記ステント移植片のための担持部材(8)と、
拘束機構(42)を備えている解放機構であって、該拘束機構は、使用時に前記第一のループを拘束する第一の固定位置,及び使用時に前記第二のループの組を拘束する第二の固定位置を有し、これによって、該拘束機構は、前記近位のステントの遠位側にある前記ステント移植片の少なくとも一部分を拡張可能にする一方で、配備中に前記ステント移植片(18)の近位のステント(4’)を前記近位のステント(4)の前記近位端及び遠位端において拘束された状態に維持するように操作可能である、前記解放機構と、を備えていることを特徴とする導入器。 - 前記解放機構(42,11)が、配備中に3点で前記近位のステント(4’)を拘束するように操作可能である、ことを特徴とする請求項10に記載の導入器(10’)。
- 前記解放機構が、前記ステント移植片の糸からなるループ(11)を保持して、前記ステント移植片を該導入器に拘束することができる少なくとも1つの拘束ワイヤー(42)を備えている、請求項10又は11に記載の導入器(10’)。
- 前記少なくとも1つの拘束ワイヤー(42)が当該導入器の前記担持部材(8)の管腔内に配置されている、ことを特徴とする請求項12に記載の導入器(10’)。
- 前記担持部材(8)の管腔内に設けられている中心のガイドワイヤー担持部材(24)を備えている、請求項12又は13に記載の導入器(10’)。
- 前記担持部材(8)に、前記ステント移植片(18)の前記糸からなるループ(11)を受け入れる複数の穴(7)が設けられている、請求項12又は13に記載の導入器(10’)。
- 前記拘束ワイヤー(42)を少なくとも3本備えている、ことを特徴とする請求項12〜15のうちのいずれか一の項に記載の導入器(10’)。
- 前記拘束ワイヤーを少なくとも6本備えている、ことを特徴とする請求項12〜16のうちのいずれか一の項に記載の導入器(10’)。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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GB0820061.0 | 2008-10-31 | ||
GB0820061A GB2464977B (en) | 2008-10-31 | 2008-10-31 | Introducer for deploying a stent graft in a curved lumen and stent graft therefor |
PCT/US2009/005890 WO2010062355A1 (en) | 2008-10-31 | 2009-10-30 | Introducer for deploying a stent graft in a curved lumen and stent graft therefor |
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JP2012507344A JP2012507344A (ja) | 2012-03-29 |
JP5470399B2 true JP5470399B2 (ja) | 2014-04-16 |
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JP2011534517A Active JP5470399B2 (ja) | 2008-10-31 | 2009-10-30 | 湾曲した管腔内にステント移植片を配備するための導入器及びそのためのステント移植片 |
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US (2) | US9855128B2 (ja) |
EP (1) | EP2344072B1 (ja) |
JP (1) | JP5470399B2 (ja) |
CN (1) | CN102202606B (ja) |
AU (1) | AU2009320336B2 (ja) |
CA (1) | CA2737438C (ja) |
GB (1) | GB2464977B (ja) |
WO (1) | WO2010062355A1 (ja) |
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WO2008107885A2 (en) | 2007-03-05 | 2008-09-12 | Alon Shalev | Multi-component expandable supportive bifurcated endoluminal grafts and methods for using same |
WO2009078010A2 (en) | 2007-12-15 | 2009-06-25 | Aneuwrap Ltd | Extra-vascular wrapping for treating aneurysmatic aorta in conjunction with endovascular stent-graft and methods thereof |
US9226813B2 (en) | 2007-12-26 | 2016-01-05 | Cook Medical Technologies Llc | Low profile non-symmetrical stent |
US9180030B2 (en) | 2007-12-26 | 2015-11-10 | Cook Medical Technologies Llc | Low profile non-symmetrical stent |
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CA2737438A1 (en) | 2010-06-03 |
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US10675140B2 (en) | 2020-06-09 |
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