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    • 8. 发明申请
    • FLEXIBLE HEART VALVE AND ASSOCIATED CONNECTING BAND
    • 灵活的心脏瓣膜和相关的连接带
    • US20100057193A1
    • 2010-03-04
    • US12557404
    • 2009-09-10
    • Alain F. CarpentierStefan G. SchreckRichard S. RheeDiana Nguyen-Thien-NhonHung Ly LamWilliam J. RecktenwaldRobert Frater
    • Alain F. CarpentierStefan G. SchreckRichard S. RheeDiana Nguyen-Thien-NhonHung Ly LamWilliam J. RecktenwaldRobert Frater
    • A61F2/06A61F2/24
    • A61F2/2418A61F2/2412A61F2/2427A61F2220/005A61F2220/0066A61F2220/0075
    • A highly flexible tissue-type heart valve is disclosed having a structural stent in a generally cylindrical configuration with cusps and commissures that are permitted to move radially. The stent commissures are constructed so that the cusps are pivotably or flexibly coupled together at the commissures to permit relative movement therebetween. The stent may be cloth-covered and may be a single element or may be made in three separate elements for a three cusp valve, each element having a cusp portion and two commissure portions; adjacent commissure portions for each pair of adjacent stent element combining to form the stent commissures. If the stent has separate elements their commissure portions may be pivotably or flexible coupled, or may be designed to completely separate into independent leaflets at bioresorbable couples. The cloth covering may have an outwardly projecting flap that mates with valve leaflets (e.g., pericardial leaflets) along the cusps and commissures. A connecting band may be provided that follows the cusps and commissures and extends outwardly. The valve is connected to the natural tissue along the undulating connecting band using conventional techniques, such as sutures. The connecting band may be a cloth-covered silicon member and attaches to the underside of the valve at the cusps to provide support to the stent and to the outer side of the valve at the commissures. The connecting band includes commissure portions defining generally axial gaps that help permit flexing of the valve.
    • 公开了一种高度灵活的组织型心脏瓣膜,其具有大致圆柱形构造的结构支架,其具有允许径向移动的尖端和连合。 支架接合构造成使得尖端在连合处可枢转地或柔性地联接在一起以允许它们之间的相对运动。 支架可以是布覆盖的,并且可以是单个元件,或者可以用于三个阀瓣的三个单独的元件,每个元件具有尖部和两个连合部分; 每对相邻支架元件的相邻连合部分组合以形成支架连合。 如果支架具有单独的元件,则其连合部分可以可枢转地或柔性地联接,或者可以被设计成在生物可再吸附的对处完全分离成独立的叶片。 布覆盖物可以具有向外突出的翼片,其与沿着尖端和连合处的瓣叶(例如心包传单)配合。 可以提供连接带,其沿着尖端和连接并且向外延伸。 使用诸如缝合线的常规技术,瓣膜沿起伏的连接带连接到天然组织。 连接带可以是布覆盖的硅构件,并且在尖端处附接到阀的下侧,以在连合处向支架和阀的外侧提供支撑。 连接带包括限定大致轴向间隙的合缝部分,其有助于允许阀的挠曲。
    • 9. 发明授权
    • Flexible heart valve and associated connecting band
    • 柔性心脏瓣膜及相关连接带
    • US07993393B2
    • 2011-08-09
    • US12557404
    • 2009-09-10
    • Alain F. CarpentierStefan G. SchreckRichard S. RheeDiana Nguyen-Thien-NhonHung Ly LamWilliam J. RecktenwaldRobert Frater
    • Alain F. CarpentierStefan G. SchreckRichard S. RheeDiana Nguyen-Thien-NhonHung Ly LamWilliam J. RecktenwaldRobert Frater
    • A61F2/24
    • A61F2/2418A61F2/2412A61F2/2427A61F2220/005A61F2220/0066A61F2220/0075
    • A highly flexible tissue-type heart valve is disclosed having a structural stent in a generally cylindrical configuration with cusps and commissures that are permitted to move radially. The stent commissures are constructed so that the cusps are pivotably or flexibly coupled together at the commissures to permit relative movement therebetween. The stent may be cloth-covered and may be a single element or may be made in three separate elements for a three cusp valve, each element having a cusp portion and two commissure portions; adjacent commissure portions for each pair of adjacent stent element combining to form the stent commissures. If the stent has separate elements their commissure portions may be pivotably or flexible coupled, or may be designed to completely separate into independent leaflets at bioresorbable couples. The cloth covering may have an outwardly projecting flap that mates with valve leaflets (e.g., pericardial leaflets) along the cusps and commissures. A connecting band may be provided that follows the cusps and commissures and extends outwardly. The valve is connected to the natural tissue along the undulating connecting band using conventional techniques, such as sutures. The connecting band may be a cloth-covered silicon member and attaches to the underside of the valve at the cusps to provide support to the stent and to the outer side of the valve at the commissures. The connecting band includes commissure portions defining generally axial gaps that help permit flexing of the valve.
    • 公开了一种高度灵活的组织型心脏瓣膜,其具有大致圆柱形构造的结构支架,其具有允许径向移动的尖端和连合。 支架接合构造成使得尖端在连合处可枢转地或柔性地联接在一起以允许它们之间的相对运动。 支架可以是布覆盖的,并且可以是单个元件,或者可以用于三个阀瓣的三个单独的元件,每个元件具有尖部和两个连合部分; 每对相邻支架元件的相邻连合部分组合以形成支架连合。 如果支架具有单独的元件,则其连合部分可以可枢转地或柔性地联接,或者可以被设计成在生物可再吸附的对处完全分离成独立的叶片。 布覆盖物可以具有向外突出的翼片,其与沿着尖端和连合处的瓣叶(例如心包传单)配合。 可以提供连接带,其沿着尖端和连接并且向外延伸。 使用诸如缝合线的常规技术,瓣膜沿起伏的连接带连接到天然组织。 连接带可以是布覆盖的硅构件,并且在尖端处附接到阀的下侧,以在连合处向支架和阀的外侧提供支撑。 连接带包括限定大致轴向间隙的合缝部分,其有助于允许阀的挠曲。