JP7048096B2 - 開窓用部分を有するステントグラフト - Google Patents
開窓用部分を有するステントグラフト Download PDFInfo
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- JP7048096B2 JP7048096B2 JP2018213502A JP2018213502A JP7048096B2 JP 7048096 B2 JP7048096 B2 JP 7048096B2 JP 2018213502 A JP2018213502 A JP 2018213502A JP 2018213502 A JP2018213502 A JP 2018213502A JP 7048096 B2 JP7048096 B2 JP 7048096B2
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- stent
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- 210000004204 blood vessel Anatomy 0.000 claims description 9
- 239000003550 marker Substances 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 210000000709 aorta Anatomy 0.000 claims description 3
- 208000007474 aortic aneurysm Diseases 0.000 claims description 3
- 230000001678 irradiating effect Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 14
- -1 polyethylene Polymers 0.000 description 9
- 229920005992 thermoplastic resin Polymers 0.000 description 6
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
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- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
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- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
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- 229920001707 polybutylene terephthalate Polymers 0.000 description 1
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- 229920000098 polyolefin Polymers 0.000 description 1
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- 239000004814 polyurethane Substances 0.000 description 1
- 239000010491 poppyseed oil Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
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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
- A61F2/02—Prostheses implantable into the body
- A61F2/04—Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
- A61F2/06—Blood vessels
- A61F2/07—Stent-grafts
-
- 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
- A61F2/06—Blood vessels
- A61F2/064—Blood vessels with special features to facilitate anastomotic coupling
-
- 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
- A61F2/856—Single tubular stent with a side portal passage
-
- 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
-
- 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
- A61F2/06—Blood vessels
- A61F2002/061—Blood vessels provided with means for allowing access to secondary lumens
-
- 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
- A61F2/06—Blood vessels
- A61F2002/065—Y-shaped blood vessels
-
- 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
- A61F2/06—Blood vessels
- A61F2/07—Stent-grafts
- A61F2002/075—Stent-grafts the stent being loosely attached to the graft material, e.g. by stitching
-
- 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
- A61F2002/821—Ostial stents
-
- 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
- A61F2230/0004—Rounded shapes, e.g. with rounded corners
- A61F2230/001—Figure-8-shaped, e.g. hourglass-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
- A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
- A61F2250/0096—Markers and sensors for detecting a position or changes of a position of an implant, e.g. RF sensors, ultrasound markers
- A61F2250/0098—Markers and sensors for detecting a position or changes of a position of an implant, e.g. RF sensors, ultrasound markers radio-opaque, e.g. radio-opaque markers
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Transplantation (AREA)
- Cardiology (AREA)
- Veterinary Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Gastroenterology & Hepatology (AREA)
- Pulmonology (AREA)
- Prostheses (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Description
このステントグラフト1は,
複数のステント列3を含むステント5と,
ステントと接触するグラフト7を含む。
そして,ステントグラフト1は,グラフト7の一部に他のステントグラフトである枝ステントグラフトを挿入しやすくした開窓用部分9を有する。開窓用部分9は,枝ステントグラフトがステントグラフトのステント列と干渉しないための部位である。
開窓用部分に位置するグラフトである開窓用部分グラフトは,グラフトのうち開窓用部分グラフト以外の領域にあるグラフト部位より穿刺しやすく,耐久性及び伸縮性に優れるものである。このような構造を有するので,このステントグラフトは,耐久性に優れ、枝ステントグラフト挿入後に漏れが生じる事態を防止できる。
開窓用部分は,レントゲン不透過マーカー固定部19を有する。。このような構造を有するので,このステントグラフトは,レントゲン透視下で,開窓用部分を同定することができる。
3 ステント列
5 ステント
7 グラフト
9 開窓用部分
11 開窓用部分周囲ステント列
15 ステントのうちグラフトに固定されていない部分
17 グラフト
19 レントゲン不透過マーカー固定部
21 枝ステントグラフト
Claims (8)
- ステントグラフトと,枝ステントグラフトとを有する,ステントグラフトシステムであって,
前記ステントグラフトは,複数のステント列を含むステントと,前記ステントと接触するグラフトを含み,分枝血管を有する大動脈における大動脈瘤を治療するために用いられるステントグラフトであって,
前記ステントグラフトは,前記グラフトのうち前記複数のステント列と干渉しない部位に,前記分枝血管を温存するための前記枝ステントグラフトを挿入するための開窓用部分を有し,
前記開窓用部分は,枝ステントグラフトを挿入するための窓を,前記ステントグラフトを埋め込む患者の前記分枝血管に対応した位置に作製するための部分である,
ステントグラフトシステム。 - 請求項1に記載のステントグラフトシステムであって,
前記複数のステント列のうち,開窓用部分の周囲に位置するステント列である開窓用部分周囲ステント列は,少なくとも一部が,グラフトに固定されていない,ステントグラフトシステム。 - 請求項2に記載のステントグラフトシステムであって,
前記開窓用部分周囲ステント列は,複数の山谷構造をとらないループ状である,ステントグラフトシステム。 - 請求項2に記載のステントグラフトシステムであって,
前記開窓用部分周囲ステント列は,前記複数のステント列のうち前記開窓用部分周囲ステント列以外のステント列に比べて,ステント列の間隔が広い,ステントグラフトシステム。 - 請求項1に記載のステントグラフトシステムであって,
前記開窓用部分に位置するグラフトである開窓用部分グラフトは,前記グラフトのうち前記開窓用部分グラフト以外の領域にあるグラフト部位よりも厚い,ステントグラフトシステム。 - 請求項1に記載のステントグラフトシステムであって,
前記開窓用部分に位置するグラフトである開窓用部分グラフトは,前記グラフトのうち前記開窓用部分グラフト以外の領域にあるグラフト部位より耐久性及び伸縮性に優れる,ステントグラフトシステム。 - 請求項1に記載のステントグラフトシステムであって,
前記開窓用部分は,レントゲン不透過マーカー固定部を有する,ステントグラフトシステム。 - 請求項1に記載のステントグラフトシステムであって,
前記開窓用部分は,前記ステントグラフトを大動脈の所定の位置に留置し,前記分岐血管の位置に合わせて穿刺・貫通器具を用いるか,レーザーを照射することによって作製するための部分である,ステントグラフトシステム。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018213502A JP7048096B2 (ja) | 2018-11-14 | 2018-11-14 | 開窓用部分を有するステントグラフト |
KR1020217016864A KR20210091201A (ko) | 2018-11-14 | 2019-11-11 | 개창용 부분을 가지는 스텐트 이식편 |
PCT/JP2019/044137 WO2020100812A1 (ja) | 2018-11-14 | 2019-11-11 | 開窓用部分を有するステントグラフト |
EP19884343.5A EP3881800A4 (en) | 2018-11-14 | 2019-11-11 | STENT GRAFT WITH FENESTATION PART |
US17/294,321 US20220008189A1 (en) | 2018-11-14 | 2019-11-11 | Stent graft having fenestration part |
JP2021189539A JP7277988B2 (ja) | 2018-11-14 | 2021-11-22 | 開窓用部分を有するステントグラフト |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018213502A JP7048096B2 (ja) | 2018-11-14 | 2018-11-14 | 開窓用部分を有するステントグラフト |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021189539A Division JP7277988B2 (ja) | 2018-11-14 | 2021-11-22 | 開窓用部分を有するステントグラフト |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2020078487A JP2020078487A (ja) | 2020-05-28 |
JP2020078487A5 JP2020078487A5 (ja) | 2021-08-12 |
JP7048096B2 true JP7048096B2 (ja) | 2022-04-05 |
Family
ID=70731791
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2018213502A Active JP7048096B2 (ja) | 2018-11-14 | 2018-11-14 | 開窓用部分を有するステントグラフト |
Country Status (5)
Country | Link |
---|---|
US (1) | US20220008189A1 (ja) |
EP (1) | EP3881800A4 (ja) |
JP (1) | JP7048096B2 (ja) |
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WO2016118825A1 (en) | 2015-01-22 | 2016-07-28 | The Scripps Research Institute | Heterocyclic inhibitors of monocarboxylate transporters |
US11517456B2 (en) | 2020-10-08 | 2022-12-06 | Medtronic Vascular, Inc. | Branched stent graft |
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JP2010510021A (ja) | 2006-11-21 | 2010-04-02 | ザ メディカル リサーチ, インフラストラクチャー, アンド ヘルス サーヴィシーズ ファンド オブ ザ テル アヴィヴ メディカル センター | 大動脈瘤修復のための分岐ステントグラフト |
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US20220008189A1 (en) | 2022-01-13 |
WO2020100812A1 (ja) | 2020-05-22 |
KR20210091201A (ko) | 2021-07-21 |
EP3881800A1 (en) | 2021-09-22 |
EP3881800A4 (en) | 2022-07-06 |
JP2020078487A (ja) | 2020-05-28 |
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