WO2021164457A3 - 一种人工心脏瓣膜 - Google Patents

一种人工心脏瓣膜 Download PDF

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Publication number
WO2021164457A3
WO2021164457A3 PCT/CN2021/070880 CN2021070880W WO2021164457A3 WO 2021164457 A3 WO2021164457 A3 WO 2021164457A3 CN 2021070880 W CN2021070880 W CN 2021070880W WO 2021164457 A3 WO2021164457 A3 WO 2021164457A3
Authority
WO
WIPO (PCT)
Prior art keywords
support
suture
heart valve
blood flow
leaflets
Prior art date
Application number
PCT/CN2021/070880
Other languages
English (en)
French (fr)
Other versions
WO2021164457A2 (zh
Inventor
陈大凯
Original Assignee
科凯(南通)生命科学有限公司
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
Application filed by 科凯(南通)生命科学有限公司 filed Critical 科凯(南通)生命科学有限公司
Priority to DE212021000210.2U priority Critical patent/DE212021000210U1/de
Publication of WO2021164457A2 publication Critical patent/WO2021164457A2/zh
Publication of WO2021164457A3 publication Critical patent/WO2021164457A3/zh

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Classifications

    • 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
    • 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
    • A61F2/2409—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

Abstract

本发明公开了一种人工心脏瓣膜，包括支架、垫片、瓣叶、缝合膜、缝合线；所述支架为多层网状结构，所述支架包括血流流入端和血流流出端，用于撑接原心脏瓣膜处；所述垫片设置于支架的血流流出端；所述瓣叶设置于支架血流流出端的内部，用于替换原心脏瓣膜；所述缝合膜设置于支架血流流入端的内外侧，用于防止瓣周漏；所述支架设有缝合孔；所述瓣叶穿过缝合孔与垫片缝合，通过缝合膜将支架、瓣叶用缝合线缝合形成人工心脏瓣膜结构。本发明有较强的径向支撑力，可以减少病人血液反流的症状，且不易引起房室传导阻滞；较高的缝合孔减少了瓣膜的高度，减少了植入物材料；以及可以防止术后瓣周漏的问题。
PCT/CN2021/070880 2020-02-18 2021-01-08 一种人工心脏瓣膜 WO2021164457A2 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE212021000210.2U DE212021000210U1 (de) 2020-02-18 2021-01-08 Künstliche Herzklappe

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010099859.8 2020-02-18
CN202010099859.8A CN111184596A (zh) 2020-02-18 2020-02-18 一种人工心脏瓣膜

Publications (2)

Publication Number Publication Date
WO2021164457A2 WO2021164457A2 (zh) 2021-08-26
WO2021164457A3 true WO2021164457A3 (zh) 2021-10-14

Family

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PCT/CN2021/070880 WO2021164457A2 (zh) 2020-02-18 2021-01-08 一种人工心脏瓣膜

Country Status (3)

Country Link
CN (1) CN111184596A (zh)
DE (1) DE212021000210U1 (zh)
WO (1) WO2021164457A2 (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111184596A (zh) * 2020-02-18 2020-05-22 科凯(南通)生命科学有限公司 一种人工心脏瓣膜
CN116999207A (zh) * 2022-04-29 2023-11-07 上海微创心通医疗科技有限公司 瓣膜支架、瓣膜假体以及瓣膜假体系统
CN114887120B (zh) * 2022-05-13 2023-06-02 科凯(南通)生命科学有限公司 防渗透pet复合膜及其制备方法
CN115177409A (zh) * 2022-07-12 2022-10-14 上海以心医疗器械有限公司 植入型心脏瓣膜支架及心脏瓣膜假体
CN117618160B (zh) * 2024-01-11 2024-04-09 北京迈迪顶峰医疗科技股份有限公司 瓣膜支架、瓣膜支架的加工方法和人工瓣膜

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070073387A1 (en) * 2004-02-27 2007-03-29 Forster David C Prosthetic Heart Valves, Support Structures And Systems And Methods For Implanting The Same
CN103300944A (zh) * 2013-06-18 2013-09-18 复旦大学附属中山医院 无缝合主动脉瓣置换装置
CN208864574U (zh) * 2017-12-20 2019-05-17 乐普（北京）医疗器械股份有限公司 可定位可回收经导管植入式主动脉瓣膜装置
CN109984870A (zh) * 2019-04-08 2019-07-09 北京佰仁医疗科技股份有限公司 一种支架和瓣叶的连接结构及应用该连接结构的介入瓣中瓣和介入主动脉瓣
CN111184596A (zh) * 2020-02-18 2020-05-22 科凯(南通)生命科学有限公司 一种人工心脏瓣膜

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070073387A1 (en) * 2004-02-27 2007-03-29 Forster David C Prosthetic Heart Valves, Support Structures And Systems And Methods For Implanting The Same
CN103300944A (zh) * 2013-06-18 2013-09-18 复旦大学附属中山医院 无缝合主动脉瓣置换装置
CN208864574U (zh) * 2017-12-20 2019-05-17 乐普（北京）医疗器械股份有限公司 可定位可回收经导管植入式主动脉瓣膜装置
CN109984870A (zh) * 2019-04-08 2019-07-09 北京佰仁医疗科技股份有限公司 一种支架和瓣叶的连接结构及应用该连接结构的介入瓣中瓣和介入主动脉瓣
CN111184596A (zh) * 2020-02-18 2020-05-22 科凯(南通)生命科学有限公司 一种人工心脏瓣膜

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DE212021000210U1 (de) 2022-02-08
WO2021164457A2 (zh) 2021-08-26
CN111184596A (zh) 2020-05-22

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