JP7369034B2 - 遠位凝塊アンカーを有する制御可能な回収装置 - Google Patents
遠位凝塊アンカーを有する制御可能な回収装置 Download PDFInfo
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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
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B17/221—Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions
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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
- A61F2/01—Filters implantable into blood vessels
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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
- A61F2/01—Filters implantable into blood vessels
- A61F2/013—Distal protection devices, i.e. devices placed distally in combination with another endovascular procedure, e.g. angioplasty or stenting
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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
- A61B2017/00367—Details of actuation of instruments, e.g. relations between pushing buttons, or the like, and activation of the tool, working tip, or the like
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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
- A61B2017/0042—Surgical instruments, devices or methods, e.g. tourniquets with special provisions for gripping
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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
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B17/22031—Gripping instruments, e.g. forceps, for removing or smashing calculi
- A61B2017/22034—Gripping instruments, e.g. forceps, for removing or smashing calculi for gripping the obstruction or the tissue part from inside
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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
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22072—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with an instrument channel, e.g. for replacing one instrument by the other
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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
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22079—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with suction of debris
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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
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22094—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for for crossing total occlusions, i.e. piercing
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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
- A61F2/01—Filters implantable into blood vessels
- A61F2002/016—Filters implantable into blood vessels made from wire-like elements
-
- 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
- A61F2230/0017—Angular shapes
- A61F2230/0026—Angular shapes trapezoidal
-
- 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
- A61F2230/0097—Harpoon-shaped
-
- 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
- A61F2250/0014—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis
- A61F2250/0023—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis differing in porosity
-
- 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
- A61F2250/0014—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis
- A61F2250/0039—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis differing in diameter
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- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
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- Orthopedic Medicine & Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
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- Molecular Biology (AREA)
- Transplantation (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Cardiology (AREA)
- Surgical Instruments (AREA)
Description
a)制御ハンドル
b)堅い近位シャフト(例えば、ステンレス鋼ハイポチューブ)
c)可撓性シャフト(例えば、ワイヤのケーブルから作られる)
d)ケーブルの同じワイヤから作られる拡張可能メッシュ
e)メッシュの遠位先端に接続されてもよく、シャフトを通ってハンドルに延びるコアワイヤ/制御ワイヤ
a)制御ハンドル20100
b)ステンレス鋼ハイポチューブのような、堅い近位シャフト20200
c)可撓性シャフト20300(例えば、ワイヤのケーブルから作られる)
d)可撓性シャフト20300のケーブルの同じワイヤから作られる拡張可能な凝塊係合メッシュ及び/又は凝塊アンカープラットフォームのような、凝塊係合構成要素20400
e)凝塊係合構成要素20400のメッシュの遠位先端に接続されてもよく、シャフト20200、20300を通ってハンドル20100に延びるコアワイヤ又は制御ワイヤ(図20には示されない)
Claims (12)
- 複数のワイヤから形成された細長い構造体を含む管腔内装置であって、前記複数のワイヤは、前記細長い構造体の近位端部から前記細長い構造体の遠位端部まで延び、前記管腔内装置は、
前記細長い構造体の第1の領域であって、前記複数のワイヤは、シャフトを形成するように前記第1の領域内で捩られている、第1の領域と、
前記細長い構造体の第1の領域に隣接する細長い構造体の第2の領域であって、前記複数のワイヤは、足場を形成するように前記第2の領域内で織られている、第2の領域と、
前記細長い構造体の前記第2の領域から遠位に位置する前記細長い構造体の第3の領域であって、前記第3の領域は、体腔内の障害物に係合するように構成された少なくとも1つの拡張可能なメッシュセグメントを形成するために、互いに接触する、複数の環状のワイヤのセットを含み、各環状のワイヤのセットは、前記第3の領域内で互いに接触する、前記複数のワイヤのうちの2本以上のワイヤを含み、各環状のワイヤのセットは、複数の接合構造を画定するために、前記第3の領域内で別の環状のワイヤのセットに織り込まれ、前記細長い構造体の前記第2の領域の前記足場は、前記少なくとも1つの拡張可能なメッシュセグメントの前記複数の環状のワイヤのセットの間の開口を支持するように構成されている、第3の領域と、
前記細長い構造体の第4の領域であって、前記第4の領域は、前記細長い構造体の前記第4の領域に少なくとも1つの凝塊アンカーセグメントを形成するように配置された複数のワイヤを含み、前記少なくとも1つの凝塊アンカーセグメントは、前記管腔内装置が血管から回収されるときに、前記第3の領域の前記少なくとも1つの拡張可能なメッシュセグメントによって捕捉されていない前記障害物又は前記障害物の一部に係合し、前記障害物を近位方向に押圧するように構成されたプラットフォームを形成するように拡張可能である、第4の領域と
を備える、管腔内装置。 - 前記少なくとも1つの凝塊アンカーセグメントは、前記複数のワイヤから形成されたプラットフォームを形成するために半径方向に拡張するように構成され、前記プラットフォームは、前記プラットフォームに隣接する前記細長い構造体の少なくとも一部より大きい外径を有するように構成され、
前記少なくとも1つの凝塊アンカーセグメント及び前記少なくとも1つの拡張可能なメッシュセグメントは、単一の制御ワイヤによって半径方向に拡張されるように構成されている、請求項1に記載の管腔内装置。 - 前記少なくとも1つの凝塊アンカーセグメントは、自己拡張可能なように構成され、前記少なくとも1つの拡張可能なメッシュセグメントは、前記少なくとも1つの拡張可能なメッシュセグメントの遠位端部に接続されている制御ワイヤによって半径方向に拡張されるように構成されている、請求項1に記載の管腔内装置。
- 前記管腔内装置は、第1の制御ワイヤ及び第2の制御ワイヤを更に備え、前記第1の制御ワイヤは、前記少なくとも1つの拡張可能なメッシュセグメントの拡張を制御するように構成され、前記第2の制御ワイヤは、前記少なくとも1つの凝塊アンカーセグメントの拡張を制御するように構成されている、請求項1に記載の管腔内装置。
- 前記少なくとも1つの拡張可能なメッシュセグメントの前記複数の環状のワイヤのセットの間の前記開口は、前記細長い構造体の前記第1の領域、前記第2の領域、及び前記第4の領域の前記複数のワイヤの間に形成された開口より大きく、
前記少なくとも1つの拡張可能なメッシュセグメントは、前記障害物を貫通するために前記障害物を通過し、前記障害物内で拡張するように構成されている、請求項1に記載の管腔内装置。 - 前記少なくとも1つの凝塊アンカーセグメントは、前記障害物の下流に位置する前記プラットフォームに半径方向に拡張されるように構成され、前記障害物を捕らえ、前記障害物を上流方向に押圧するように構成されている、請求項2に記載の管腔内装置。
- 前記少なくとも1つの凝塊アンカーセグメントは、2つの調節可能な凝塊アンカーセグメントを含む、請求項1に記載の管腔内装置。
- 前記2つの調節可能な凝塊アンカーセグメントは、前記2つの調節可能な凝塊アンカーセグメントのうちの最も遠位の凝塊アンカーセグメントの遠位端部に接続されている単一の制御ワイヤによって半径方向に拡張されるように構成されている、請求項7に記載の管腔内装置。
- 前記2つの調節可能な凝塊アンカーセグメントは、別々の制御ワイヤによって半径方向に拡張されるように構成されている、請求項7に記載の管腔内装置。
- 前記少なくとも1つの拡張可能なメッシュセグメントは、2つの調節可能なメッシュセグメントを含み、前記2つの調節可能なメッシュセグメントは、前記2つの調節可能なメッシュセグメントより小さい外径を有するように構成されている前記細長い構造体の前記第3の領域の一部によって分離されている、請求項1に記載の管腔内装置。
- 前記2つの調節可能なメッシュセグメントは、前記体腔内の少なくとも1つの障害物を通過し、前記少なくとも1つの障害物内で拡張するように構成され、
前記複数のワイヤは、前記2つの調節可能なメッシュセグメントが、前記2つの調節可能なメッシュセグメントが前記少なくとも1つの障害物内で拡張する場合に、異なる大きさの半径方向の外方の力を及ぼすように構成されるように、前記2つの調節可能なメッシュセグメント内で異なるワイヤ編組パターンを有する、請求項10に記載の管腔内装置。 - 前記プラットフォームは、前記少なくとも1つの凝塊アンカーセグメントが半径方向に拡張される場合に、前記体腔の血管壁に接触するように構成されている、請求項2に記載の管腔内装置。
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Application Number | Priority Date | Filing Date | Title |
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US201662435796P | 2016-12-18 | 2016-12-18 | |
US62/435,796 | 2016-12-18 | ||
PCT/IB2017/001773 WO2018109566A2 (en) | 2016-12-18 | 2017-12-18 | Controllable retriever with distal clot anchor |
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JP2020501703A JP2020501703A (ja) | 2020-01-23 |
JP7369034B2 true JP7369034B2 (ja) | 2023-10-25 |
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EP (1) | EP3554422B1 (ja) |
JP (1) | JP7369034B2 (ja) |
KR (1) | KR20190095404A (ja) |
CN (1) | CN110325149A (ja) |
AU (1) | AU2017374846A1 (ja) |
IL (1) | IL267294A (ja) |
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US9402707B2 (en) | 2008-07-22 | 2016-08-02 | Neuravi Limited | Clot capture systems and associated methods |
US9463036B2 (en) | 2010-10-22 | 2016-10-11 | Neuravi Limited | Clot engagement and removal system |
US9301769B2 (en) | 2011-03-09 | 2016-04-05 | Neuravi Limited | Clot retrieval device for removing clot from a blood vessel |
US12076037B2 (en) | 2011-03-09 | 2024-09-03 | Neuravi Limited | Systems and methods to restore perfusion to a vessel |
US11259824B2 (en) | 2011-03-09 | 2022-03-01 | Neuravi Limited | Clot retrieval device for removing occlusive clot from a blood vessel |
CN105208950A (zh) | 2013-03-14 | 2015-12-30 | 尼尔拉维有限公司 | 一种用于从血管去除堵塞凝块的凝块收取装置 |
TR201901830T4 (tr) | 2013-03-14 | 2019-03-21 | Neuravi Ltd | Kan damarlarından akut tıkanıkların giderilmesine yönelik cihazlar ve metotlar. |
US9433429B2 (en) | 2013-03-14 | 2016-09-06 | Neuravi Limited | Clot retrieval devices |
US10617435B2 (en) | 2014-11-26 | 2020-04-14 | Neuravi Limited | Clot retrieval device for removing clot from a blood vessel |
US11253278B2 (en) | 2014-11-26 | 2022-02-22 | Neuravi Limited | Clot retrieval system for removing occlusive clot from a blood vessel |
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US11179171B2 (en) | 2021-11-23 |
CN110325149A (zh) | 2019-10-11 |
WO2018109566A3 (en) | 2018-09-27 |
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