JP7439184B2 - 可撓性交連フレーム - Google Patents
可撓性交連フレーム Download PDFInfo
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- JP7439184B2 JP7439184B2 JP2022120637A JP2022120637A JP7439184B2 JP 7439184 B2 JP7439184 B2 JP 7439184B2 JP 2022120637 A JP2022120637 A JP 2022120637A JP 2022120637 A JP2022120637 A JP 2022120637A JP 7439184 B2 JP7439184 B2 JP 7439184B2
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- 210000003709 heart valve Anatomy 0.000 claims description 32
- 238000002513 implantation Methods 0.000 claims description 4
- 230000017531 blood circulation Effects 0.000 claims 1
- 239000000463 material Substances 0.000 description 15
- 238000000034 method Methods 0.000 description 11
- 229910045601 alloy Inorganic materials 0.000 description 6
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- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 210000001765 aortic valve Anatomy 0.000 description 4
- 239000008280 blood Substances 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
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- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910000684 Cobalt-chrome Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- WAIPAZQMEIHHTJ-UHFFFAOYSA-N [Cr].[Co] Chemical compound [Cr].[Co] WAIPAZQMEIHHTJ-UHFFFAOYSA-N 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
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- SZMZREIADCOWQA-UHFFFAOYSA-N chromium cobalt nickel Chemical compound [Cr].[Co].[Ni] SZMZREIADCOWQA-UHFFFAOYSA-N 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
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- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
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- 239000004744 fabric Substances 0.000 description 1
- 210000001105 femoral artery Anatomy 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- HLXZNVUGXRDIFK-UHFFFAOYSA-N nickel titanium Chemical compound [Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni] HLXZNVUGXRDIFK-UHFFFAOYSA-N 0.000 description 1
- 229910001000 nickel titanium Inorganic materials 0.000 description 1
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- 230000000284 resting effect Effects 0.000 description 1
- 210000005166 vasculature Anatomy 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 210000002073 venous valve Anatomy 0.000 description 1
- 230000002861 ventricular Effects 0.000 description 1
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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
- A61F2/2418—Scaffolds therefor, e.g. support stents
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- Health & Medical Sciences (AREA)
- Cardiology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Transplantation (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
- Biological Depolymerization Polymers (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
Description
各窓枠部材330は、交連窓320のレベルの下に(ステント302の流入端に向かって)下支柱部分334を備えることができる。この下支柱部分334は、窓枠部材330の下端から、2つの斜め支柱318の下端が一点に集まることによって画定される位置344まで延在する。下支柱部分334は、窓枠部材330に長さを追加し、枠部材330が、本実施形態では位置342、344間のより大きな距離の効果的な橋渡しができるようにする。フレーム302の他の特徴および構成要素は、上記でフレーム202について説明した他の特徴および構成要素に類似していてよい。
本記載では、本開示の実施形態のいくつかの態様、利点、および新規な特徴が、本明細書の中で記述されている。開示した方法、装置、およびシステムは、いかなる形であれ、限定するものと解釈すべきではない。そうではなく、本開示は、開示したさまざまな実施形態のあらゆる新規かつ非自明な特徴および態様を、単独で、また互いにさまざまに組み合わせた形および部分的に組み合わせた形で、対象とする。その方法、装置、およびシステムは、任意の具体的な態様または特徴またはそれらの組合せに限定されるものではなく、また開示した実施形態は、任意の1つまたは複数の具体的な利点が存在すること、または任意の1つまたは複数の具体的な問題が解決することを要求するものでもない。
102 ステント、フレーム
103 流入端
104 弁状構造、弁部材
105 流出端
106 内側スカート
108 外側スカート
110 弁尖
112 斜め支柱
114 斜め支柱
116 斜め支柱
118 斜め支柱
120 交連窓
122 斜め支柱
124 軸方向延在支柱
125 可撓性コネクタ
130 軸方向延在窓枠部分、交連窓枠部分
132 軸方向延在支柱、軸方向支柱
136 開口部
138 開口部
140 開口部
142 位置
144 位置、ノード
146 縫合
150 突起
152 切欠き
154 縫合糸
200 人工弁、人工心臓弁
202 ステント、フレーム
203 流入端
204 弁部材
205 流出端
206 内側スカート
208 外側スカート
210 弁尖
214 支柱
216 支柱
218 斜め支柱
220 交連窓
222 斜め支柱
225 可撓性コネクタ
230 交連窓枠部分、軸方向延在窓枠部分
232 軸方向延在支柱、軸方向支柱
242 位置
244 位置
246 位置
248 位置
302 フレーム、ステント
318 斜め支柱
320 交連窓
322 斜め支柱
330 軸方向窓枠部材
332 軸方向延在支柱
334 下支柱部分
342 位置
344 位置
346 位置
348 位置
402 フレーム
418 斜め支柱
422 斜め支柱
430 軸方向窓枠部材
432 軸方向延在支柱
442 位置
444 位置
446 位置
448 位置
502 フレーム
518 斜め支柱
522 斜め支柱
530 軸方向窓枠部材
532 軸方向延在支柱
542 位置
544 位置
546 位置
548 位置
602 フレーム
618 斜め支柱
622 斜め支柱
630 軸方向窓枠部材
632 軸方向延在支柱
642 位置
644 位置
646 位置
648 位置
702 フレーム
718 斜め支柱
722 斜め支柱
730 軸方向窓枠部材
732 軸方向延在支柱
742 位置
744 位置
746 位置
748 位置
I 第1の下列
II 第2の列、第2の段
III 第3の列
IV 第4の列
V 第5の列
Claims (14)
- 心臓弁輪に移植するための人工装置であって、前記人工装置は、膨張可能なバルーンを有するデリバリカテーテルに圧着された場合に想定される半径方向に圧縮された状態、及び、前記デリバリカテーテルの前記膨張可能なバルーンの拡張時に想定される拡張された状態を有し、かつ、
流入端、流出端、少なくとも4列の円周方向に延びる斜め支柱(314、316、318、322)、及び、前記少なくとも4列の円周方向に延びる斜め支柱のうち少なくとも2つを繋ぐ複数の軸方向フレーム部材(330、332、334)を有する環状フレーム(302)を含み、前記複数の軸方向フレーム部材は、1:1の比率で、複数の軸方向に延在する弁尖取付け部材(330、334)と、複数の軸方向支柱(332)と、を含み、
前記人工装置(100; 200)は、前記環状フレーム(302)内に配置された弁状構造をさらに含み、前記弁状構造は、前記弁尖取付け部材(330)で前記環状フレーム(302)に固定された複数の交連を有し、
前記弁尖取付け部材それぞれは、交連窓(320)を画定する窓枠部分(330)を備え、
前記弁尖取付け部材それぞれと、前記軸方向支柱それぞれは、前記流出端に最も近い前記斜め支柱の2つの列間に延在することを特徴とする人工装置。 - 前記軸方向フレーム部材(330、332、334)それぞれは、隣接する前記斜め支柱(318、322)が一点に集まることによって画定される位置(342、344、346、348)の間に延在することを特徴とする請求項1に記載の人工装置。
- 前記環状フレーム(302)は、正確に4列の、円周方向に延在する前記斜め支柱(314、316、318、322)を備えることを特徴とする請求項1または2に記載の人工装置。
- 前記環状フレーム(302)は、正確に5列の、円周方向に延在する前記斜め支柱を備えることを特徴とする請求項1または2に記載の人工装置。
- 前記環状フレーム(302)は、正確に6列の、円周方向に延びる前記斜めの支柱を備えることを特徴とする請求項1または2に記載の人工装置。
- 前記環状フレーム(302)は、隣接する前記軸方向フレーム部材(330、332)間の3つの前記斜め支柱(318、322)と、隣接する前記弁尖取付け部材(330)間の6つの前記斜め支柱(318、322)と、を備えることを特徴とする請求項1~5のいずれか一項に記載の人工装置。
- 前記弁尖取付け部材それぞれは、前記交連窓(320)のレベルの下に、かつ、前記環状フレーム(302)の前記流入端に向かって配置された下支柱部分(334)を備え、
前記弁尖取付け部材(330)は、第1の列に沿って隣接する前記斜め支柱(322)の上端が一点に集まることによって画定される位置(342)から、第2の列に沿って隣接する斜め支柱(318)の下端が一点に集まることによって画定される位置(344)まで延在し、
前記軸方向支柱(332)は、前記第1の列に沿って隣接する前記斜め支柱(322)の下端が一点に集まることによって画定される位置(346)から、前記第2の列に沿って隣接する前記斜め支柱(318)の上端が一点に集まることによって画定される位置(348)まで延在することを特徴とする請求項1~6のいずれか一項に記載の人工装置。 - 心臓弁輪に前記人工装置を適切に設置すると、前記人工装置は、血液の流れを制限または許可するために、前記弁状構造の閉じた状態と開いた状態との間を循環するように構成され、
前記弁状構造が閉じている間、前記複数の軸方向支柱は、前記弁尖取付け部材に対して半径方向外側に配置されることを特徴とする請求項1~7のいずれか一項に記載の人工装置。 - 前記環状フレーム(302)の外側部分に固定された外側スカートをさらに備えることを特徴とする請求項1~8のいずれか一項に記載の人工装置。
- 前記環状フレーム(302)の内側部分に固定された内側スカートをさらに備えることを特徴とする請求項1~9のいずれか一項に記載の人工装置。
- 前記複数の軸方向フレーム部材は、正確に3つの前記弁尖取付け部材と、正確に3つの前記軸方向支柱と、を備えることを特徴とする請求項1から10のいずれか一項に記載の人工装置。
- 前記環状フレームの円周の選択された位置は前記軸方向支柱を有さないことを特徴とする請求項11に記載の人工装置。
- 前記交連それぞれは、前記交連窓(320)のそれぞれの1つを通して挿入される、前記弁状構造の2つの隣接する弁尖の2つのタブ部分を備えることを特徴とする請求項1~12のいずれか一項に記載の装置。
- 膨張可能なバルーンと、前記膨張可能なバルーンに取り付けられた、または、隣接した、請求項1~13のいずれか一項に記載の装置と、を備えるデリバリカテーテル。
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JP2019200980A Active JP6992034B2 (ja) | 2014-02-18 | 2019-11-05 | 可撓性交連フレーム |
JP2021199320A Active JP7358443B2 (ja) | 2014-02-18 | 2021-12-08 | 可撓性交連フレーム |
JP2022120637A Active JP7439184B2 (ja) | 2014-02-18 | 2022-07-28 | 可撓性交連フレーム |
JP2022120636A Active JP7439183B2 (ja) | 2014-02-18 | 2022-07-28 | 可撓性交連フレーム |
JP2024020485A Pending JP2024052775A (ja) | 2014-02-18 | 2024-02-14 | 可撓性交連フレーム |
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US (5) | US10058420B2 (ja) |
EP (8) | EP4091581B1 (ja) |
JP (7) | JP6615790B2 (ja) |
CN (2) | CN105555232B (ja) |
CA (3) | CA3153863C (ja) |
CR (1) | CR20150598A (ja) |
DK (1) | DK3107500T3 (ja) |
ES (4) | ES2969270T3 (ja) |
HR (1) | HRP20211867T1 (ja) |
HU (1) | HUE057160T2 (ja) |
PL (2) | PL3107500T3 (ja) |
PT (1) | PT3107500T (ja) |
SG (1) | SG11201508887SA (ja) |
SI (1) | SI3107500T1 (ja) |
WO (1) | WO2015126933A1 (ja) |
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US9554897B2 (en) | 2011-04-28 | 2017-01-31 | Neovasc Tiara Inc. | Methods and apparatus for engaging a valve prosthesis with tissue |
US9345573B2 (en) | 2012-05-30 | 2016-05-24 | Neovasc Tiara Inc. | Methods and apparatus for loading a prosthesis onto a delivery system |
WO2014124356A2 (en) * | 2013-02-11 | 2014-08-14 | Cook Medical Technologies Llc | Expandable support frame and medical device |
US9572665B2 (en) | 2013-04-04 | 2017-02-21 | Neovasc Tiara Inc. | Methods and apparatus for delivering a prosthetic valve to a beating heart |
ES2969270T3 (es) | 2014-02-18 | 2024-05-17 | Edwards Lifesciences Corp | Armazón de comisura flexible |
CN108601645B (zh) | 2015-12-15 | 2021-02-26 | 内奥瓦斯克迪亚拉公司 | 经中隔递送系统 |
EP4183372A1 (en) | 2016-01-29 | 2023-05-24 | Neovasc Tiara Inc. | Prosthetic valve for avoiding obstruction of outflow |
US10231829B2 (en) | 2016-05-04 | 2019-03-19 | Boston Scientific Scimed Inc. | Leaflet stitching backer |
US9999502B2 (en) | 2016-11-04 | 2018-06-19 | Highlife Sas | Transcather valve prosthesis |
EP3541462A4 (en) | 2016-11-21 | 2020-06-17 | Neovasc Tiara Inc. | METHODS AND SYSTEMS FOR RAPID RETRACTION OF A TRANSCATHETER HEART VALVE DELIVERY SYSTEM |
CN109414322B (zh) * | 2017-04-07 | 2021-05-11 | 上海甲悦医疗器械有限公司 | 一种人工瓣膜 |
US12064347B2 (en) | 2017-08-03 | 2024-08-20 | Cardiovalve Ltd. | Prosthetic heart valve |
US11793633B2 (en) | 2017-08-03 | 2023-10-24 | Cardiovalve Ltd. | Prosthetic heart valve |
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