JP6184963B2 - 置換用心臓弁のための薄型シール材およびその形成方法 - Google Patents
置換用心臓弁のための薄型シール材およびその形成方法 Download PDFInfo
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- JP6184963B2 JP6184963B2 JP2014534751A JP2014534751A JP6184963B2 JP 6184963 B2 JP6184963 B2 JP 6184963B2 JP 2014534751 A JP2014534751 A JP 2014534751A JP 2014534751 A JP2014534751 A JP 2014534751A JP 6184963 B2 JP6184963 B2 JP 6184963B2
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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
- A61F2/2409—Support rings therefor, e.g. for connecting valves to tissue
-
- 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
- A61F2/2415—Manufacturing methods
-
- 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
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/14—Macromolecular materials
-
- 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
- A61F2210/0076—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof multilayered, e.g. laminated 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
- 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
- A61F2220/0075—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements sutured, ligatured or stitched, retained or tied with a rope, string, thread, wire or cable
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2270/00—Control; Monitoring or safety arrangements
- F04C2270/04—Force
- F04C2270/042—Force radial
- F04C2270/0421—Controlled or regulated
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Cardiology (AREA)
- Biomedical Technology (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Transplantation (AREA)
- Veterinary Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Vascular Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Dermatology (AREA)
- Medicinal Chemistry (AREA)
- Epidemiology (AREA)
- Prostheses (AREA)
Description
Claims (31)
- 置換用心臓弁のための薄型シール材であって、
先端部と基端部とそれらの間のルーメンとを有する多層で略円筒形のシール材本体と、
前記シール材本体の基端部の付近に配置かつ分散された複数の補強用グロメットであって、前記シール材本体の層と層との間に埋め込まれた複数の補強用グロメットと、
前記シール材本体の先端部の付近に配置された先端側補強帯と、
を含み、
前記シール材本体の基端部は、交互の複数の突起と凹部を含む薄型シール材。 - 前記複数の補強用グロメットの少なくともいくつかが、前記多層で略円筒形のシール材本体の基端部の複数の突起の内部に設置される、請求項1に記載の薄型シール材。
- 前記複数の補強用グロメットの少なくともいくつかが、前記多層で略円筒形のシール材本体の内部かつその基端部の凹部の付近に設置される、請求項1に記載の薄型シール材。
- 前記複数の補強用グロメットの少なくともいくつかが、前記多層で略円筒形のシール材本体の内部、かつ、その基端部の複数の突起の先端側および凹部の先端側に設置される、請求項1に記載の薄型シール材。
- 前記複数の補強用グロメットが1つまたは複数の打ち抜き穴を含み、前記1つまたは複数の打ち抜き穴が、前記複数の補強用グロメットと前記多層で略円筒形のシール材本体の両方を貫通する、請求項1に記載の薄型シール材。
- 前記先端側補強帯が複数の打ち抜き穴を含み、前記複数の打ち抜き穴が、前記先端側補強帯と前記多層で略円筒形のシール材本体の両方を貫通する、請求項1に記載の薄型シール材。
- 前記多層で略円筒形のシール材本体が、ポリカーボネートとポリウレタンを含む、半径方向に最も内側の外層を含む、請求項1〜6のいずれか1項に記載の薄型シール材。
- 前記多層で略円筒形のシール材本体が、ポリカーボネートとポリウレタンを含む、半径方向に最も外側の外層をさらに含む、請求項1〜7のいずれか1項に記載の薄型シール材。
- 前記多層で略円筒形のシール材本体が、半径方向に最も外側の外層と半径方向に最も内側の外層との間に配置された少なくとも1つの内層を含む、請求項1〜8のいずれか1項に記載の薄型シール材。
- 前記半径方向に最も外側の外層と前記半径方向に最も内側の外層との間に配置された前記少なくとも1つの内層の弾性係数が、前記半径方向に最も内側の外層の弾性係数より小さく、前記半径方向に最も外側の外層の弾性係数より小さい、請求項9に記載の薄型シール材。
- 前記半径方向に最も外側の外層と前記半径方向に最も内側の外層との間に配置された前記少なくとも1つの内層の破断点伸度が、前記半径方向に最も内側の外層の破断点伸度より大きく、前記半径方向に最も外側の外層の破断点伸度より大きい、請求項9または10に記載の薄型シール材。
- 前記複数の補強用グロメットが織布を含む、請求項1〜11のいずれか1項に記載の薄型シール材。
- 前記先端側補強帯が織布を含む、請求項1〜12のいずれか1項に記載の薄型シール材。
- 置換用心臓弁のための薄型シール材を形成する方法であって、
洗浄した先細のシール材形成用心棒をコーティング装置内に位置付けるステップと、
キャリアと少なくとも1種のポリマを含む第一のコーティング組成物を前記洗浄した先細の心棒に塗布するステップと、
前記第一のコーティング組成物から前記キャリアを取り除くことによって第一のコーティング済み心棒を形成するステップと、
前記第一のコーティング済み心棒を取り囲むように先端側補強帯を位置付けるステップと、
前記第一のコーティング済み心棒に複数のグロメットを位置付けるステップと、
キャリアと少なくとも1種のポリマを含む第二のコーティング組成物を前記第一のコーティング済み心棒、前記先端側補強帯および前記複数のグロメットに塗布するステップと、
前記第二のコーティング組成物から前記キャリアを取り除くことによって第二のコーティング済み心棒を形成するステップと、
キャリアと少なくとも1種のポリマを含む第三のコーティング組成物を前記第二のコーティング済み心棒に塗布するステップと、
前記第三のコーティング組成物から前記キャリアを取り除くことによって薄型シール材の前駆体を形成するステップと、
前記薄型シール材の前駆体が完全に形成され、厚さ仕様を満たすことを確認するステップと、
前記薄型シール材の前駆体のトリミングを行って、寸法仕様を満たすステップと、
前記先細のシール形成用心棒から前記薄型シール材を取り外すステップと、
を含む方法。 - 前記コーティング装置がスプレイコーティング装置である、請求項14に記載の方法。
- 前記第一のコーティング組成物がポリカーボネートとポリウレタンを含む、請求項14または15に記載の方法。
- 前記第二のコーティング組成物がポリカーボネートとポリウレタンを含む、請求項14〜16のいずれか1項に記載の方法。
- 前記第三のコーティング組成物がポリカーボネートとポリウレタンを含む、請求項14〜17のいずれか1項に記載の方法。
- 前記第一のコーティング組成物が前記第二のコーティング組成物と異なる、請求項14〜18のいずれか1項に記載の方法。
- 前記第二のコーティング組成物が前記第三のコーティング組成物と異なる、請求項14〜19のいずれか1項に記載の方法。
- 前記第一のコーティング組成物と前記第三のコーティング組成物が同じである、請求項14〜20のいずれか1項に記載の方法。
- 前記第一のコーティング組成物と前記第三のコーティング組成物が異なる、請求項14〜20のいずれか1項に記載の方法。
- 前記第二のコーティング済み心棒を取り囲むように位置付けられた前記先端側補強帯が布帯である、請求項14〜22のいずれか1項に記載の方法。
- 前記第二のコーティング済み心棒を取り囲むように位置付けられた前記先端側補強帯が織布帯である、請求項23に記載の方法。
- 前記第二のコーティング済み心棒を取り囲むように位置付けられた前記先端側補強帯がポリエステル繊維を含む、請求項23または24に記載の方法。
- 前記複数のグロメットが布グロメットを含む、請求項14〜25のいずれか1項に記載の方法。
- 前記複数のグロメットが織布グロメットを含む、請求項14〜26のいずれか1項に記載の方法。
- 前記複数のグロメットがポリエステル繊維を含む、請求項14〜27のいずれか1項に記載の方法。
- 前記第二のコーティング済み心棒を取り囲むように帯を位置付けるステップが、前記帯を前記第二のコーティング済み心棒に接着するステップを含む、請求項14〜28のいずれか1項に記載の方法。
- 前記第二のコーティング済み心棒に複数のグロメットを位置付けるステップが、前記複数のグロメットを前記第二のコーティング済み心棒に接着するステップを含む、請求項14〜29のいずれか1項に記載の方法。
- 前記先細のシール材形成用心棒が凹凸の付いた心棒である、請求項14〜30のいずれか1項に記載の方法。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161543521P | 2011-10-05 | 2011-10-05 | |
US61/543,521 | 2011-10-05 | ||
PCT/US2012/058886 WO2013052757A2 (en) | 2011-10-05 | 2012-10-05 | Profile reduction seal |
US13/645,727 US9474598B2 (en) | 2011-10-05 | 2012-10-05 | Profile reduction seal |
US13/645,727 | 2012-10-05 |
Publications (3)
Publication Number | Publication Date |
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JP2014531292A JP2014531292A (ja) | 2014-11-27 |
JP2014531292A5 JP2014531292A5 (ja) | 2015-11-26 |
JP6184963B2 true JP6184963B2 (ja) | 2017-08-23 |
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JP2014534751A Expired - Fee Related JP6184963B2 (ja) | 2011-10-05 | 2012-10-05 | 置換用心臓弁のための薄型シール材およびその形成方法 |
Country Status (5)
Country | Link |
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US (1) | US9474598B2 (ja) |
EP (1) | EP2763708B1 (ja) |
JP (1) | JP6184963B2 (ja) |
CA (1) | CA2851145C (ja) |
WO (1) | WO2013052757A2 (ja) |
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WO2015028209A1 (en) | 2013-08-30 | 2015-03-05 | Jenavalve Technology Gmbh | Radially collapsible frame for a prosthetic valve and method for manufacturing such a frame |
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WO2013052757A3 (en) | 2013-08-01 |
EP2763708A2 (en) | 2014-08-13 |
WO2013052757A2 (en) | 2013-04-11 |
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US20130090729A1 (en) | 2013-04-11 |
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