CA2973346C - Coherent single layer high strength synthetic polymer composites for prosthetic valves - Google Patents

Coherent single layer high strength synthetic polymer composites for prosthetic valves Download PDF

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Publication number
CA2973346C
CA2973346C CA2973346A CA2973346A CA2973346C CA 2973346 C CA2973346 C CA 2973346C CA 2973346 A CA2973346 A CA 2973346A CA 2973346 A CA2973346 A CA 2973346A CA 2973346 C CA2973346 C CA 2973346C
Authority
CA
Canada
Prior art keywords
leaflet
less
single layer
fibers
prosthetic valve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA2973346A
Other languages
English (en)
French (fr)
Other versions
CA2973346A1 (en
Inventor
William C. Bruchman
Bill R. Finney
Paul D. Gassler
Cody L. Hartman
Peter J. Walsh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
W.L. Gore and Associates Inc
Original Assignee
W.L. Gore and Associates Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US14/622,599 external-priority patent/US9801712B2/en
Application filed by W.L. Gore and Associates Inc filed Critical W.L. Gore and Associates Inc
Publication of CA2973346A1 publication Critical patent/CA2973346A1/en
Application granted granted Critical
Publication of CA2973346C publication Critical patent/CA2973346C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
    • A61L27/507—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials for artificial blood vessels
    • 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
    • A61L27/16—Macromolecular materials obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • A61L27/18—Macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
    • A61L27/56—Porous materials, e.g. foams or sponges
    • 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
    • A61F2/243—Deployment by mechanical expansion
    • A61F2/2433—Deployment by mechanical expansion using balloon catheter
    • 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
    • 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
    • A61L2430/00—Materials or treatment for tissue regeneration
    • A61L2430/20—Materials or treatment for tissue regeneration for reconstruction of the heart, e.g. heart valves

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Transplantation (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Dermatology (AREA)
  • Medicinal Chemistry (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Vascular Medicine (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Prostheses (AREA)
  • Materials For Medical Uses (AREA)
CA2973346A 2015-02-13 2015-07-28 Coherent single layer high strength synthetic polymer composites for prosthetic valves Expired - Fee Related CA2973346C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/622,599 US9801712B2 (en) 2011-04-01 2015-02-13 Coherent single layer high strength synthetic polymer composites for prosthetic valves
US14/622,599 2015-02-13
PCT/US2015/042530 WO2016130173A1 (en) 2015-02-13 2015-07-28 Coherent single layer high strength synthetic polymer composites for prosthetic valves

Publications (2)

Publication Number Publication Date
CA2973346A1 CA2973346A1 (en) 2016-08-18
CA2973346C true CA2973346C (en) 2021-07-20

Family

ID=54011881

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2973346A Expired - Fee Related CA2973346C (en) 2015-02-13 2015-07-28 Coherent single layer high strength synthetic polymer composites for prosthetic valves

Country Status (10)

Country Link
EP (1) EP3256178B1 (enExample)
JP (1) JP6813494B2 (enExample)
CN (1) CN107206122B (enExample)
AU (3) AU2015382370A1 (enExample)
BR (1) BR112017016552A2 (enExample)
CA (1) CA2973346C (enExample)
CR (1) CR20170386A (enExample)
ES (1) ES2860899T3 (enExample)
HK (1) HK1246698A1 (enExample)
WO (1) WO2016130173A1 (enExample)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8579964B2 (en) 2010-05-05 2013-11-12 Neovasc Inc. Transcatheter mitral valve prosthesis
US9308087B2 (en) 2011-04-28 2016-04-12 Neovasc Tiara Inc. Sequentially deployed 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
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
JP7002451B2 (ja) 2015-12-15 2022-01-20 ニオバスク ティアラ インコーポレイテッド 経中隔送達システム
CN108882981B (zh) 2016-01-29 2021-08-10 内奥瓦斯克迪亚拉公司 用于防止流出阻塞的假体瓣膜
AU2017361296B2 (en) 2016-11-21 2022-09-29 Neovasc Inc. Methods and systems for rapid retraction of a transcatheter heart valve delivery system
EP3672530A4 (en) 2017-08-25 2021-04-14 Neovasc Tiara Inc. SEQUENTIALLY INSERTED TRANSCATHETER MITRAL VALVE PROSTHESIS
US20190125527A1 (en) * 2017-10-31 2019-05-02 W. L. Gore & Associates, Inc. Synthetic prosthetic valve leaflet
AU2019374743B2 (en) 2018-11-08 2022-03-03 Neovasc Inc. Ventricular deployment of a transcatheter mitral valve prosthesis
EP3903730B1 (en) * 2018-12-28 2023-11-15 Shenzhen Lifetech Endovascular Medical Co., Ltd. Covered stent
CN113747863B (zh) 2019-03-08 2024-11-08 内奥瓦斯克迪亚拉公司 可取回假体递送系统
AU2020256195B2 (en) 2019-04-01 2022-10-13 Neovasc Inc. Controllably deployable prosthetic valve
US11491006B2 (en) 2019-04-10 2022-11-08 Neovasc Tiara Inc. Prosthetic valve with natural blood flow
CA3282225A1 (en) 2019-05-20 2026-03-02 Neovasc Tiara Inc. Introducer with hemostasis mechanism
JP7520897B2 (ja) 2019-06-20 2024-07-23 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
US20230010851A1 (en) * 2019-12-20 2023-01-12 Xeltis Ag Multi-layered Electrospun Heart Valve Leaflets
US11766326B2 (en) * 2020-02-18 2023-09-26 Lsi Solutions, Inc. Method of folding a cardiac repair structure
AU2022289854A1 (en) * 2021-06-07 2023-11-30 Edwards Lifesciences Corporation Leaflets and leaflet separators for prosthetic valves
CN113878955B (zh) * 2021-09-27 2024-02-23 宁波健世科技股份有限公司 一种多层复合的仿生高分子瓣叶及其制造方法
CN114259607B (zh) * 2021-12-28 2023-01-24 宇航 一种支架制备方法
CN114259609B (zh) * 2021-12-28 2023-02-28 埃恩普裕(北京)科技有限公司 一种支架

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA962021A (en) 1970-05-21 1975-02-04 Robert W. Gore Porous products and process therefor
CN1145600A (zh) 1994-09-02 1997-03-19 W·L·戈尔及同仁股份有限公司 多孔聚四氟乙烯组合物
US7049380B1 (en) 1999-01-19 2006-05-23 Gore Enterprise Holdings, Inc. Thermoplastic copolymer of tetrafluoroethylene and perfluoromethyl vinyl ether and medical devices employing the copolymer
US6541589B1 (en) 2001-10-15 2003-04-01 Gore Enterprise Holdings, Inc. Tetrafluoroethylene copolymer
US20040024448A1 (en) 2002-08-05 2004-02-05 Chang James W. Thermoplastic fluoropolymer-coated medical devices
US7531611B2 (en) 2005-07-05 2009-05-12 Gore Enterprise Holdings, Inc. Copolymers of tetrafluoroethylene
US7306729B2 (en) 2005-07-18 2007-12-11 Gore Enterprise Holdings, Inc. Porous PTFE materials and articles produced therefrom
US20070118210A1 (en) * 2005-11-18 2007-05-24 Leonard Pinchuk Trileaflet Heart Valve
US20080220054A1 (en) * 2006-10-13 2008-09-11 Shastri V Prasad Modulation of drug release rate from electrospun fibers
US8945212B2 (en) * 2011-04-01 2015-02-03 W. L. Gore & Associates, Inc. Durable multi-layer high strength polymer composite suitable for implant and articles produced therefrom
US8961599B2 (en) * 2011-04-01 2015-02-24 W. L. Gore & Associates, Inc. Durable high strength polymer composite suitable for implant and articles produced therefrom
US9737398B2 (en) * 2012-12-19 2017-08-22 W. L. Gore & Associates, Inc. Prosthetic valves, frames and leaflets and methods thereof
CN105007955B (zh) * 2013-03-13 2018-06-22 W.L.戈尔及同仁股份有限公司 适用于植入物的耐用高强度聚合物复合材料及其制品

Also Published As

Publication number Publication date
EP3256178A1 (en) 2017-12-20
EP3256178B1 (en) 2021-01-13
AU2020250227A1 (en) 2020-11-05
ES2860899T3 (es) 2021-10-05
CN107206122A (zh) 2017-09-26
CA2973346A1 (en) 2016-08-18
CN107206122B (zh) 2020-11-03
HK1246698A1 (zh) 2018-09-14
AU2015382370A1 (en) 2017-08-17
AU2019200491A1 (en) 2019-02-14
JP2018507039A (ja) 2018-03-15
WO2016130173A1 (en) 2016-08-18
JP6813494B2 (ja) 2021-01-13
CR20170386A (es) 2017-10-19
BR112017016552A2 (pt) 2018-04-10

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Effective date: 20170707

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Effective date: 20220728