JP6738392B2 - 血管内大動脈修復用デバイスおよびその使用方法 - Google Patents
血管内大動脈修復用デバイスおよびその使用方法 Download PDFInfo
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- JP6738392B2 JP6738392B2 JP2018206631A JP2018206631A JP6738392B2 JP 6738392 B2 JP6738392 B2 JP 6738392B2 JP 2018206631 A JP2018206631 A JP 2018206631A JP 2018206631 A JP2018206631 A JP 2018206631A JP 6738392 B2 JP6738392 B2 JP 6738392B2
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- A61F2230/0028—Shapes in the form of latin or greek characters
- A61F2230/0034—D-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
- 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
- A61F2230/0067—Three-dimensional shapes conical
-
- 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
-
- 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
- A61F2250/0048—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 mechanical expandability, e.g. in mechanical, self- or balloon expandability
-
- 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
- A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
- A61F2250/0069—Sealing means
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Cardiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Transplantation (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pulmonology (AREA)
- Gastroenterology & Hepatology (AREA)
- Prostheses (AREA)
Description
本出願は、2011年12月6日にAli Shahriari氏により出願された「Transcathetar Aortic Valve for Endovascular Aortic Repair」と題する、米国特許法第119条に規定される米国仮特許出願第61/567,458号の優先権を主張し、その内容は参照により本明細書に明白に援用される。本出願はまた、2012年11月7日にAli Shahriari氏により出願された「Transcathetar Aortic Valve for Endovascular Aortic Repair」と題する、米国特許法第119条に規定される米国仮特許出願第61/723,446号の優先権を主張し、その内容は参照により本明細書に明白に援用される。
頸動脈を介してガイドワイヤを左心室204に設置した後、総大腿動脈を介して弁部品312を送り込み、生来の大動脈弁202をまたいで通過させてもよい。図18〜図19に示すように、血管造影を行い冠状動脈182の位置を突き止めた後、送達システムを鞘体から引き出して弁部品312を解放し、自己拡張型フレーム350が拡張する。
Claims (5)
- 上行大動脈瘤の血管内修復用エンドグラフトデバイスであって、
患者の大動脈の大動脈弓内に位置する第1のプロテーゼ部品と、
前記患者の上行大動脈内に位置する第2のプロテーゼ部品と、を備え、
前記第1のプロテーゼ部品の近位部は、非多孔質被覆材で被覆されて流体の透過が防止され、
前記第1のプロテーゼ部品の遠位部は、被覆されず、前記遠位部の表面内に形成された開口を流体が透過可能であり、
前記第2のプロテーゼ部品は、前記第1のプロテーゼ部品に固定され、
前記第2のプロテーゼ部品は、被覆されて流体の透過が防止されている、エンドグラフトデバイス。 - 前記第2のプロテーゼ部品は、前記第2のプロテーゼ部品の近位端で弁要素に固定されるように構成されている、請求項1に記載のエンドグラフトデバイス。
- 前記第1のプロテーゼ部品および前記第2のプロテーゼ部品は、前記第1のプロテーゼ部品のフレームと前記第2のプロテーゼ部品の遠位端との間で締まり嵌めを用いて互いに固定可能である、請求項1に記載のエンドグラフトデバイス。
- 前記第1のプロテーゼ部品および前記第2のプロテーゼ部品は、縫合によって互いに固定されている、請求項1に記載のエンドグラフトデバイス。
- 前記第1のプロテーゼ部品における被覆されていない前記遠位部は、腕頭動脈、総頸動脈および左鎖骨下動脈がある場所に近接した箇所に位置し、血液をこれら動脈に流す、請求項1に記載のエンドグラフトデバイス。
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