JP6761345B2 - 生体構造非依存性偏向装置 - Google Patents
生体構造非依存性偏向装置 Download PDFInfo
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- JP6761345B2 JP6761345B2 JP2016545785A JP2016545785A JP6761345B2 JP 6761345 B2 JP6761345 B2 JP 6761345B2 JP 2016545785 A JP2016545785 A JP 2016545785A JP 2016545785 A JP2016545785 A JP 2016545785A JP 6761345 B2 JP6761345 B2 JP 6761345B2
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Images
Classifications
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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
- A61F2/011—Instruments for their placement or removal
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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
- 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
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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
- A61F2/01—Filters implantable into blood vessels
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- A—HUMAN NECESSITIES
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- A61F2220/0041—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements using additional screws, bolts, dowels or rivets, e.g. connecting screws
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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
Claims (22)
- 塞栓を偏向させるために、大動脈弓に配置されるデバイスであって、
細長い形状を取り囲む横方向構造体(200)と、
前記横方向構造体(200)の長さ及び幅に取り付けられた細長いフィルタ(201)とを備えるデバイスにおいて、
前記横方向構造体の前記長さに沿って配置され、前記デバイスが前記大動脈弓に配置されたときに、前記横方向構造体の遠位端部に、または前記フィルタ(201)の遠位端部に直接または間接的に接続された第1のワイヤ(202)と、
前記横方向構造体又は前記フィルタ(201)の近位端部に取り付けられた第2のワイヤ(203)とを備え、
前記フィルタ(201)が前記第1のワイヤ(202)と類似の形状に曲げられるように、前記第1のワイヤ(202)が、予め曲げられた形状を有し、前記フィルタ(201)の中央に沿って取り付けられており、
前記第1のワイヤ(202)及び前記第2のワイヤ(203)は、前記デバイス(100)の位置、配向、若しくは偏向を制御するように、拡張したフィルタ(201)に対して配置され、前記デバイスが前記大動脈弓に配置されたときに前記第1のワイヤ(202)が前記横方向構造体の遠位端部または前記フィルタ(201)の遠位端部から取り外し可能である、デバイス。 - 前記第1のワイヤ(202)は、さらに、その遠位端部に配置されたねじ様機構(401)を備えており、前記フィルタ(201)又は前記横方向構造体(200)は、その遠位端部に、前記ねじ様機構(401)を受け入れるのに適した接続構成要素を備えている、請求項1に記載のデバイス。
- 前記接続構成要素は、前記フィルタ(201)又は前記横方向構造体(200)の前記遠位端部に取り付けられたビーズ(400)を備えている、請求項2に記載のデバイス。
- 前記フィルタ(201)は、前記横方向構造体(200)によって取り囲まれた周囲を越えて延びている、請求項1から3のいずれか一項に記載のデバイス。
- 前記第1のワイヤ(202)が前記第2のワイヤ(203)より硬いか、又は、前記第2のワイヤ(203)が前記第1のワイヤ(202)より硬い、請求項1から3のいずれか一項に記載のデバイス。
- 前記第1のワイヤ(202)及び前記第2のワイヤ(203)は、等しい硬度のものである、請求項1から3のいずれか一項に記載のデバイス。
- 前記デバイスは、金属ワイヤ又は重合体ワイヤから作製されている、請求項1から6のいずれか一項に記載のデバイス。
- 前記デバイスは、ニチノールワイヤから作製されている、請求項1から6のいずれか一項に記載のデバイス。
- 前記ワイヤの直径は、約1.0mm又はそれ以下である、請求項1から8のいずれか一項に記載のデバイス。
- 前記横方向構造体(200)は、約1.0mm未満の直径を有する前記ワイヤの二つ以上のねじりを備えている、請求項9に記載のデバイス。
- 前記デバイスは、さらに、放射線不透過性マーカを備えている、請求項1から10のいずれか一項に記載のデバイス。
- 大動脈弓内における設置時、前記横方向構造体は、前記大動脈弓の壁と共にシールを形成している、請求項1から11のいずれか一項に記載のデバイス。
- 前記フィルタ(201)は、50、100、又は200μmより大きい寸法を有する塞栓を有意に通さない、請求項1から12のいずれか一項に記載のデバイス。
- 前記第1のワイヤ又は前記第2のワイヤは、前記フィルタに取り付けられている、請求項1から13のいずれか一項に記載のデバイス。
- 前記第2のワイヤ(203)は、中空チューブである、請求項1から14のいずれか一項に記載のデバイス。
- 前記横方向構造体(200)は、さらに、二つのボール又はチップ(700)を前記遠位端部及び前記近位端部に備えている、請求項1から15のいずれか一項に記載のデバイス。
- 前記第1のワイヤ(202)及び/又は前記第2のワイヤ(203)は、スネア(701)を含み、前記フィルタ(201)の近位端部及び/又は遠位端部は、前記スネアと接合するビーズ(400)又は他の受け入れ要素を含んでいる、請求項1から16のいずれか一項に記載のデバイス。
- 前記フィルタ(201)は、さらに、前記フィルタの長さに沿って配置された中空チューブ(600)を備えている、請求項1から17のいずれか一項に記載のデバイス。
- 請求項1から9のいずれか一項に記載のデバイスを備えるシステムであって、前記デバイスがカテーテル(103)内に装填されている、システム。
- 前記カテーテル(103)は、さらに、ガイドワイヤ(102)を備えている、請求項19に記載のシステム。
- 前記デバイス(100)の前記横方向構造体(200)及び前記フィルタ(201)に対する前記カテーテル(103)の後退時、前記デバイス(100)の前記横方向構造体(200)及び前記フィルタ(201)は拡張する、請求項19または20に記載のシステム。
- 前記カテーテル(103)の開口部は、前記カテーテル(103)の長手方向軸に対して垂直でない、請求項19から21のいずれか一項に記載のシステム。
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JP2020105495A JP6978548B2 (ja) | 2014-01-10 | 2020-06-18 | 生体構造非依存性偏向装置 |
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US201461926142P | 2014-01-10 | 2014-01-10 | |
US61/926,142 | 2014-01-10 | ||
PCT/IB2015/000410 WO2015104645A2 (en) | 2014-01-10 | 2015-01-09 | Anatomy independent deflector |
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JP2017501840A JP2017501840A (ja) | 2017-01-19 |
JP2017501840A5 JP2017501840A5 (ja) | 2019-06-06 |
JP6761345B2 true JP6761345B2 (ja) | 2020-09-23 |
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US (2) | US20160324621A1 (ja) |
EP (1) | EP3091937B1 (ja) |
JP (2) | JP6761345B2 (ja) |
CN (2) | CN110215312A (ja) |
WO (1) | WO2015104645A2 (ja) |
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US20190076231A1 (en) | 2016-03-10 | 2019-03-14 | Keystone Heart Ltd. | Intra-Aortic Device |
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EP3400901A1 (en) * | 2017-05-12 | 2018-11-14 | Keystone Heart Ltd. | A device for filtering embolic material in a vascular system |
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JP6978548B2 (ja) | 2021-12-08 |
CN106102654B (zh) | 2019-06-28 |
JP2020163184A (ja) | 2020-10-08 |
EP3091937A2 (en) | 2016-11-16 |
JP2017501840A (ja) | 2017-01-19 |
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WO2015104645A3 (en) | 2015-11-19 |
WO2015104645A2 (en) | 2015-07-16 |
US20160324621A1 (en) | 2016-11-10 |
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