JP4828150B2 - 活性可能な生理活性型血管閉塞装置 - Google Patents
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12099—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder
- A61B17/12109—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder in a blood vessel
- A61B17/12113—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder in a blood vessel within an aneurysm
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/1214—Coils or wires
- A61B17/1215—Coils or wires comprising additional materials, e.g. thrombogenic, having filaments, having fibers, being coated
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00004—(bio)absorbable, (bio)resorbable or resorptive
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00292—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
- A61B2017/00336—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means with a protective sleeve, e.g. retractable or slidable
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Reproductive Health (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
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Description
この発明は、移植可能な医療装置に関するものであり、より詳細には、動脈瘤を閉塞するための塞栓コイル等の血管閉塞装置に関するものである。この血管閉塞装置は、この閉塞装置上に配置されかつ血液等の体組織と反応し、血管閉塞装置に向けて組織成長を促進するトロンボゲン形成性線維等の構造要素を含むものである。
(1)血管閉塞装置であって、支持部材と、この支持部材上に設けられかつ第1の非拘束姿勢と第2の拘束姿勢を有する複数のトロンボゲン形成性線維と、この複数のトロンボゲン形成性線維にわたって配されかつ上記第2の拘束姿勢で上記トロンボゲン形成性線維を常に拘束する外部バリアを含み、上記外部バリアは、体液に曝されたときに溶解特性を示し、これにより上記トロンボゲン形成性線維を放出し、上記トロンボゲン形成性線維が上記第1の非拘束姿勢に戻ることを可能にし、これにより組織成長をもたらすために体液と反応する血管閉塞装置。
(2)上記支持部材は、血管閉塞性の塞栓コイルである、実施態様1記載の血管閉塞装置。
(3)上記支持部材は、螺旋巻型の金属コイルの形態をとる、実施態様2記載の血管閉塞装置。
(4)上記線維は、上記支持部材の表面から外方へ常に延在している、実施態様1記載の血管閉塞装置。
(5)上記外部バリアは、上記支持部材の表面に沿って平坦な形状で複数の線維を保持する、実施態様4記載の血管閉塞装置。
(7)上記支持部材は、血管閉塞性の塞栓コイルである、実施態様6記載の血管閉塞装置。
(8)上記支持部材は、螺旋巻型の金属コイルの形態をとる、実施態様7記載の血管閉塞装置。
(9)上記外部バリアは、上記血栓誘導部材に塗布される被覆の形態をとる、実施態様6記載の血管閉塞装置。
(10)上記血栓誘導部材は、線維を含む、実施態様6記載の血管閉塞装置。
(12)上記血栓誘導部材は、生体吸収性線維を含む、実施態様10記載の血管閉塞装置。
(13)血管閉塞装置であって、支持部材と、この支持部材上に設けられかつ第1の非拘束姿勢と第2の拘束姿勢を有する血栓誘導部材と、この血栓誘導部材上に配されかつ上記第2の拘束姿勢で上記血栓誘導部材を常に拘束する外部バリアを含み、上記外部バリアは、体液に対して実質的に不活性な特性を示すが、外部因子に曝されたときに溶解し、これにより上記血栓誘導部材を放出しかつ露出させる血管閉塞装置。
(14)上記支持部材は、血管閉塞性の塞栓コイルである、実施態様13記載の血管閉塞装置。
(15)上記支持部材は、螺旋巻型の金属コイルの形態をとる、実施態様14記載の血管閉塞装置。
(17)上記血栓誘導部材は、ナイロン線維を含む、実施態様13記載の血管閉塞装置。
(18)上記血栓誘導部材は、ナイロン線維を含む、実施態様16記載の血管閉塞装置。
(19)上記外部バリアは、エチレンアルコールで構成されている、実施態様13記載の血管閉塞装置。
12 螺旋巻型コイル
14 溶着ビード
16 ヘッドピース
18 粘着性材料
19 トロンボゲン形成性線維
22 外部バリア
24 送出カテーテル
26 動脈瘤
28 塞栓コイル
30 外部因子
Claims (9)
- 血管閉塞装置であって、支持部材と、この支持部材上に設けられかつ第1の非拘束姿勢と第2の拘束姿勢を有する複数のトロンボゲン形成性線維であって、前記第1の非拘束姿勢において前記支持部材の表面から外方に延在する複数のトロンボゲン形成性線維と、この複数のトロンボゲン形成性線維にわたって配されかつ上記第2の拘束姿勢で上記トロンボゲン形成性線維を常に拘束する外部バリアを含み、上記外部バリアは、体液に曝されたときに溶解特性を示し、これにより上記トロンボゲン形成性線維を放出し、上記トロンボゲン形成性線維が上記第1の非拘束姿勢に戻ることを可能にし、これにより組織成長をもたらすために体液と反応するものであり、
前記支持部材は塞栓コイルであり、前記複数のトロンボゲン形成性線維の一端部は、前記塞栓コイルの隣接した巻き間に固定されている、血管閉塞装置。 - 血管閉塞装置であって、支持部材と、この支持部材上に配されかつ第1の非拘束姿勢と第2の拘束姿勢を有する血栓誘導部材であって、前記第1の非拘束姿勢において前記支持部材の表面から外方に延在する血栓誘導部材と、この血栓誘導部材上に配されかつ上記第2の拘束姿勢で上記血栓誘導部材を常に拘束する外部バリアを含み、上記外部バリアは、体液に曝されたときに溶解特性を示し、これにより上記血栓誘導部材を放出し、上記血栓誘導部材が上記第1の非拘束姿勢に戻ることを可能にし、これにより組織成長をもたらすために体液と反応するものであり、
前記支持部材は塞栓コイルであり、前記血栓誘導部材の一端部は、前記塞栓コイルの隣接した巻き間に固定されている、血管閉塞装置。 - 血管閉塞装置であって、支持部材と、この支持部材上に設けられかつ第1の非拘束姿勢と第2の拘束姿勢を有する血栓誘導部材であって、前記第1の非拘束姿勢において前記支持部材の表面から外方に延在する血栓誘導部材と、この血栓誘導部材上に配されかつ上記第2の拘束姿勢で上記血栓誘導部材を常に拘束する外部バリアを含み、上記外部バリアは、体液に対して実質的に不活性な特性を示すが、外部因子に曝されたときに溶解し、これにより上記血栓誘導部材を放出しかつ露出させるものであり、
前記支持部材は塞栓コイルであり、前記血栓誘導部材の一端部は、前記塞栓コイルの隣接した巻き間に固定されている、血管閉塞装置。 - 上記支持部材は、血管閉塞性の塞栓コイルである、請求項3記載の血管閉塞装置。
- 上記支持部材は、螺旋巻型の金属コイルの形態をとる、請求項4記載の血管閉塞装置。
- 上記外部バリアは、上記血栓誘導部材に塗布される被覆の形態をとる、請求項3記載の血管閉塞装置。
- 上記血栓誘導部材は、ナイロン線維を含む、請求項3記載の血管閉塞装置。
- 上記血栓誘導部材は、ナイロン線維を含む、請求項6記載の血管閉塞装置。
- 上記外部バリアは、エチレンアルコールで構成されている、請求項3記載の血管閉塞装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/820,967 US7247159B2 (en) | 2004-04-08 | 2004-04-08 | Activatable bioactive vascular occlusive device |
US820967 | 2004-04-08 |
Publications (2)
Publication Number | Publication Date |
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JP2005296657A JP2005296657A (ja) | 2005-10-27 |
JP4828150B2 true JP4828150B2 (ja) | 2011-11-30 |
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JP2005111187A Expired - Fee Related JP4828150B2 (ja) | 2004-04-08 | 2005-04-07 | 活性可能な生理活性型血管閉塞装置 |
Country Status (5)
Country | Link |
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US (2) | US7247159B2 (ja) |
EP (1) | EP1584298B1 (ja) |
JP (1) | JP4828150B2 (ja) |
CA (1) | CA2503938C (ja) |
DE (1) | DE602005007090D1 (ja) |
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DE102007038446A1 (de) | 2007-08-14 | 2009-02-19 | pfm Produkte für die Medizin AG | Embolisiereinrichtung |
US10028747B2 (en) | 2008-05-01 | 2018-07-24 | Aneuclose Llc | Coils with a series of proximally-and-distally-connected loops for occluding a cerebral aneurysm |
US10716573B2 (en) | 2008-05-01 | 2020-07-21 | Aneuclose | Janjua aneurysm net with a resilient neck-bridging portion for occluding a cerebral aneurysm |
US20100030319A1 (en) * | 2008-07-31 | 2010-02-04 | Boston Scientific Scimed, Inc. | Coils for vascular implants or other uses |
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US9358140B1 (en) | 2009-11-18 | 2016-06-07 | Aneuclose Llc | Stent with outer member to embolize an aneurysm |
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US9119948B2 (en) | 2013-02-20 | 2015-09-01 | Covidien Lp | Occlusive implants for hollow anatomical structures, delivery systems, and related methods |
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DE202015102060U1 (de) | 2015-04-24 | 2016-07-27 | Pfm Medical Ag | Medizinisches Implantat zum Verschluss einer Defektöffnung, eines Gefäßes, eines Organwegs oder einer anderen Öffnung in einem menschlichen oder tierischen Körper |
US11090055B2 (en) | 2015-10-30 | 2021-08-17 | Incumedx Inc. | Devices and methods for delivering an implant to a vascular disorder |
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-
2004
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- 2004-06-22 US US10/874,023 patent/US7244261B2/en active Active
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2005
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- 2005-04-07 JP JP2005111187A patent/JP4828150B2/ja not_active Expired - Fee Related
- 2005-04-07 DE DE602005007090T patent/DE602005007090D1/de active Active
- 2005-04-08 CA CA2503938A patent/CA2503938C/en active Active
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EP1584298A1 (en) | 2005-10-12 |
EP1584298B1 (en) | 2008-05-28 |
CA2503938A1 (en) | 2005-10-08 |
CA2503938C (en) | 2012-09-25 |
US7244261B2 (en) | 2007-07-17 |
US20050228435A1 (en) | 2005-10-13 |
US7247159B2 (en) | 2007-07-24 |
US20050228436A1 (en) | 2005-10-13 |
DE602005007090D1 (de) | 2008-07-10 |
JP2005296657A (ja) | 2005-10-27 |
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