JP2018510045A - 使用が安全なバルブステント及びそれを具備するバルブ置換装置 - Google Patents
使用が安全なバルブステント及びそれを具備するバルブ置換装置 Download PDFInfo
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- JP2018510045A JP2018510045A JP2018500837A JP2018500837A JP2018510045A JP 2018510045 A JP2018510045 A JP 2018510045A JP 2018500837 A JP2018500837 A JP 2018500837A JP 2018500837 A JP2018500837 A JP 2018500837A JP 2018510045 A JP2018510045 A JP 2018510045A
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- valve stent
- valve
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- stent
- safe
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- 230000007704 transition Effects 0.000 claims description 27
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 230000001154 acute effect Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 229910001285 shape-memory alloy Inorganic materials 0.000 abstract description 3
- 210000001147 pulmonary artery Anatomy 0.000 description 13
- 230000004323 axial length Effects 0.000 description 6
- 230000017531 blood circulation Effects 0.000 description 4
- 210000004204 blood vessel Anatomy 0.000 description 3
- 210000003709 heart valve Anatomy 0.000 description 3
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910001000 nickel titanium Inorganic materials 0.000 description 1
- 210000003102 pulmonary valve Anatomy 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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
- A61F2/24—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body
- A61F2/2412—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body with soft flexible valve members, e.g. tissue valves shaped like natural valves
-
- 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
- A61F2/24—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body
- A61F2/2412—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body with soft flexible valve members, e.g. tissue valves shaped like natural valves
- A61F2/2418—Scaffolds therefor, e.g. support 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
- 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
- A61F2/24—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body
- A61F2/2427—Devices for manipulating or deploying heart valves during implantation
- A61F2/2436—Deployment by retracting a sheath
-
- 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
- A61F2210/00—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2210/0014—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof using shape memory or superelastic materials, e.g. nitinol
-
- 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
- A61F2220/00—Fixations or connections for prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2220/0025—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting 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
- A61F2230/0004—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
- 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
- A61F2230/0028—Shapes in the form of latin or greek characters
- A61F2230/005—Rosette-shaped, e.g. star-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
- A61F2230/0073—Quadric-shaped
- A61F2230/0078—Quadric-shaped hyperboloidal
-
- 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
- A61F2250/0026—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 surface structures
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Cardiology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (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)
- Prostheses (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
Description
図3に示すとおり、安全な肺動脈留置ステントは、支持用網部12と、この支持用網部12の軸方向の両端にそれぞれ接続される流入端5及び流出端1とを含む。
図5に示すとおり、安全な肺動脈留置ステントは、支持用網部と、この支持用網部の軸方向の両端にそれぞれ接続される流入端5及び流出端1とを含み、支持用網部の中央は移行部分3である。
2 第二網部
3 移行部分
4 第一網部
5 流入端
6 支持棒
7 直線
8 接続棒
9 接続点
10 頂点
11 カテーテル
12 支持用網部
Claims (10)
- 管状の支持用網部と、この支持用網部の端部に接続される拡張部を含む使用が安全なバルブステントであって、前記拡張部は支持用網部の一側のすべての接続点に接続されることを特徴とする使用が安全なバルブステント。
- 前記拡張部はバルブステントの先拡張端に位置することを特徴とする請求項1に記載の使用が安全なバルブステント。
- 前記拡張部の外部の辺縁部は複数の湾曲した支持棒で構成され、支持棒と対向する支持用網部の接続点はいずれも支持棒に接続されることを特徴とする請求項1又は2に記載の使用が安全なバルブステント。
- 前記接続点は支持棒と交差するか或いは接続棒を介して支持棒と交差して接続されることを特徴とする請求項3に記載の使用が安全なバルブステント。
- 前記接続棒は、所定の接続点から支持棒に向かう延伸方向において、支持用網部から徐々に離れる状態になっていることを特徴とする請求項4に記載の使用が安全なバルブステント。
- 延伸方向の2つの端点の連結線とバルブステントの軸線との間の夾角は0〜70度であることを特徴とする請求項5に記載の使用が安全なバルブステント。
- 延伸方向の2つの端点の連結線とバルブステントの軸線との間の夾角は20〜60度であることを特徴とする請求項5に記載の使用が安全なバルブステント。
- 接続棒と支持棒との間の夾角は鋭角であることを特徴とする請求項6に記載の使用が安全なバルブステント。
- 支持用網部の所定の部分は移行部分であり、この移行部分の圧縮前の長さと圧縮後の長さの比は1であることを特徴とする請求項1又は2に記載の使用が安全なバルブステント。
- バルブ置換装置であって、請求項1〜9のうちいずれか一項に記載の前記バルブステントと、このバルブステントの内部に固定される人工弁とを含むことを特徴とするバルブ置換装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510136304.5 | 2015-03-26 | ||
CN201510136304.5A CN104720936B (zh) | 2015-03-26 | 2015-03-26 | 使用安全的瓣膜支架以及具有该瓣膜支架的瓣膜置换装置 |
PCT/CN2015/078944 WO2016149998A1 (zh) | 2015-03-26 | 2015-05-14 | 使用安全的瓣膜支架以及具有该瓣膜支架的瓣膜置换装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018510045A true JP2018510045A (ja) | 2018-04-12 |
JP6661746B2 JP6661746B2 (ja) | 2020-03-11 |
Family
ID=53445754
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2018500837A Active JP6661746B2 (ja) | 2015-03-26 | 2015-05-14 | 使用が安全なバルブステント及びそれを具備するバルブ置換装置 |
Country Status (13)
Country | Link |
---|---|
US (3) | US10537427B2 (ja) |
EP (2) | EP3957278A1 (ja) |
JP (1) | JP6661746B2 (ja) |
KR (1) | KR102393477B1 (ja) |
CN (2) | CN107157622B (ja) |
BR (1) | BR112017020287B1 (ja) |
CA (1) | CA2985431C (ja) |
ES (1) | ES2901974T3 (ja) |
HK (1) | HK1243622A1 (ja) |
MX (1) | MX2017012363A (ja) |
RU (1) | RU2703649C2 (ja) |
WO (1) | WO2016149998A1 (ja) |
ZA (1) | ZA201706879B (ja) |
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CN101919751A (zh) | 2009-03-30 | 2010-12-22 | 卡迪万蒂奇医药公司 | 经心尖传送无缝合人工瓣膜的方法和装置 |
US8579964B2 (en) | 2010-05-05 | 2013-11-12 | Neovasc Inc. | Transcatheter mitral valve prosthesis |
US9554897B2 (en) | 2011-04-28 | 2017-01-31 | Neovasc Tiara Inc. | Methods and apparatus for engaging a valve prosthesis with tissue |
US9308087B2 (en) | 2011-04-28 | 2016-04-12 | Neovasc Tiara Inc. | Sequentially deployed transcatheter mitral valve prosthesis |
US9345573B2 (en) | 2012-05-30 | 2016-05-24 | Neovasc Tiara Inc. | Methods and apparatus for loading a prosthesis onto a delivery system |
US9572665B2 (en) | 2013-04-04 | 2017-02-21 | Neovasc Tiara Inc. | Methods and apparatus for delivering a prosthetic valve to a beating heart |
CN107157622B (zh) * | 2015-03-26 | 2019-12-17 | 杭州启明医疗器械股份有限公司 | 使用安全的瓣膜支架以及具有该瓣膜支架的瓣膜置换装置 |
JP7006940B2 (ja) | 2016-01-29 | 2022-01-24 | ニオバスク ティアラ インコーポレイテッド | 流出の閉塞を回避するための人工弁 |
US10363130B2 (en) | 2016-02-05 | 2019-07-30 | Edwards Lifesciences Corporation | Devices and systems for docking a heart valve |
CN113893064A (zh) | 2016-11-21 | 2022-01-07 | 内奥瓦斯克迪亚拉公司 | 用于快速收回经导管心脏瓣膜递送系统的方法和系统 |
US10653523B2 (en) | 2017-01-19 | 2020-05-19 | 4C Medical Technologies, Inc. | Systems, methods and devices for delivery systems, methods and devices for implanting prosthetic heart valves |
US10561495B2 (en) | 2017-01-24 | 2020-02-18 | 4C Medical Technologies, Inc. | Systems, methods and devices for two-step delivery and implantation of prosthetic heart valve |
USD867595S1 (en) | 2017-02-01 | 2019-11-19 | Edwards Lifesciences Corporation | Stent |
WO2019036810A1 (en) | 2017-08-25 | 2019-02-28 | Neovasc Tiara Inc. | TRANSCATHETER MITRAL VALVULE PROSTHESIS WITH SEQUENTIAL DEPLOYMENT |
CN107595448A (zh) * | 2017-09-28 | 2018-01-19 | 南京微创医学科技股份有限公司 | 一种带端部保护的腔道支架 |
CN210472336U (zh) * | 2018-01-07 | 2020-05-08 | 苏州杰成医疗科技有限公司 | 心脏瓣膜假体 |
US11857441B2 (en) | 2018-09-04 | 2024-01-02 | 4C Medical Technologies, Inc. | Stent loading device |
JP7260930B2 (ja) | 2018-11-08 | 2023-04-19 | ニオバスク ティアラ インコーポレイテッド | 経カテーテル僧帽弁人工補綴物の心室展開 |
CN113347947A (zh) * | 2019-01-28 | 2021-09-03 | 维萨利厄斯心血管公司 | 用于修复二尖瓣的设备及其使用方法 |
US11998447B2 (en) | 2019-03-08 | 2024-06-04 | Neovasc Tiara Inc. | Retrievable prosthesis delivery system |
CN113811265A (zh) | 2019-04-01 | 2021-12-17 | 内奥瓦斯克迪亚拉公司 | 能够以可控的方式部署的假体瓣膜 |
CN110074899A (zh) * | 2019-04-08 | 2019-08-02 | 北京佰仁医疗科技股份有限公司 | 一种用于介入瓣中瓣的支架 |
US11491006B2 (en) | 2019-04-10 | 2022-11-08 | Neovasc Tiara Inc. | Prosthetic valve with natural blood flow |
CN114025813B (zh) | 2019-05-20 | 2024-05-14 | 内奥瓦斯克迪亚拉公司 | 具有止血机构的引入器 |
JP2022537559A (ja) | 2019-06-20 | 2022-08-26 | ニオバスク ティアラ インコーポレイテッド | 薄型人工補綴僧帽弁 |
CN112641537A (zh) * | 2019-10-12 | 2021-04-13 | 上海微创心通医疗科技有限公司 | 一种心脏瓣膜支架及其假体 |
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BR112017020287B1 (pt) | 2021-10-05 |
USD977644S1 (en) | 2023-02-07 |
ZA201706879B (en) | 2019-02-27 |
KR20170132181A (ko) | 2017-12-01 |
HK1243622A1 (zh) | 2018-07-20 |
CN107157622B (zh) | 2019-12-17 |
WO2016149998A1 (zh) | 2016-09-29 |
US10537427B2 (en) | 2020-01-21 |
EP3275404A1 (en) | 2018-01-31 |
KR102393477B1 (ko) | 2022-05-03 |
EP3275404B1 (en) | 2021-10-20 |
EP3957278A1 (en) | 2022-02-23 |
BR112017020287A2 (pt) | 2018-06-05 |
EP3275404A4 (en) | 2018-10-31 |
RU2017137520A (ru) | 2019-04-26 |
CN104720936B (zh) | 2017-07-07 |
CN104720936A (zh) | 2015-06-24 |
JP6661746B2 (ja) | 2020-03-11 |
CA2985431A1 (en) | 2016-09-29 |
ES2901974T3 (es) | 2022-03-24 |
RU2017137520A3 (ja) | 2019-04-26 |
CA2985431C (en) | 2022-10-18 |
US20180049871A1 (en) | 2018-02-22 |
USD910852S1 (en) | 2021-02-16 |
MX2017012363A (es) | 2018-04-20 |
RU2703649C2 (ru) | 2019-10-21 |
CN107157622A (zh) | 2017-09-15 |
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