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    • 2. 发明授权
    • Prosthetic aortic heart valves
    • 假体主动脉瓣膜
    • US08728154B2
    • 2014-05-20
    • US12733344
    • 2008-08-21
    • Yousef F. Alkhatib
    • Yousef F. Alkhatib
    • A61F2/24A61F2/06
    • A61F2/2418A61F2/2409A61F2/2445A61F2220/0016A61F2220/0075A61F2230/0054A61F2230/0076
    • A prosthetic aortic valve includes an annular, annulus inflow portion that is designed to reside in or near the patient's native aortic valve annulus, and an annular, aortic outflow portion that is designed to reside in the patient's aorta downstream from at least a portion of the valsalva sinus. The annulus inflow portion and the aortic outflow portion are connected to one another by a plurality of connecting struts that are confined to regions near the commissures of the patient's native aortic valve. The connecting struts are designed to bulge out into the valsalva sinus to help anchor the prosthetic valve in place. The valve is circumferentially collapsible to a relatively small diameter for less-invasive delivery into the patient. The valve circumferentially expands to a larger operational diameter when deployed at the implant site.
    • 假体主动脉瓣包括环形环形流入部分,其被设计为驻留在患者的天然主动脉瓣膜环内或附近,以及环形主动脉流出部分,其被设计为驻留在患者主动脉中的至少一部分 valsalva窦。 环形流入部分和主动脉流出部分通过多个连接支柱彼此连接,所述多个连接支柱被限制在靠近病人天然主动脉瓣的连合处的区域。 连接支柱被设计成凸出到瓦尔萨瓦窦中,以帮助将假肢瓣锚定到位。 瓣膜周向可折叠到相对较小的直径,用于较少侵入性地输送到患者体内。 当部署在植入部位时,阀周向地膨胀到更大的操作直径。
    • 6. 发明申请
    • Heart valve chordae replacement methods and apparatus
    • 心脏瓣膜切除方法及装置
    • US20080228223A1
    • 2008-09-18
    • US12074586
    • 2008-03-04
    • Yousef F. Alkhatib
    • Yousef F. Alkhatib
    • A61B17/08A61B17/10
    • A61F2/2427A61B17/0401A61B17/064A61B17/08A61B2017/00247A61B2017/00867A61B2017/0417A61B2017/06052A61B2017/0649A61B2018/00392A61B2090/036A61F2/2442A61F2/2457
    • Apparatus for attaching a prosthetic tether between a leaflet of a patient's heart valve and another portion of the patient's heart to help prevent prolapse of the leaflet and/or to otherwise improve leaflet function. The apparatus can be used with relatively low invasiveness of the patient's body. The apparatus releasably clamps the leaflet during attachment of the tether to the leaflet. The apparatus may include an integrated display for indicating how extensively the leaflet is being clamped. The apparatus may include structure for stabilizing the leaflet for better clamping. The apparatus may enter the heart through an aperture in the wall of the heart, and may include structure for helping to reduce blood leakage from that aperture. The apparatus may be able to enter the heart by following a guide wire. The apparatus may include various means for attaching the tether to the leaflet.
    • 用于将患者心脏瓣膜的小叶与患者心脏的另一部分之间的假肢系绳连接以有助于防止小叶脱垂和/或另外改善小叶功能的装置。 该装置可以以相对低的患者身体的侵入性使用。 该装置在将系绳附接到小叶时可释放地夹紧小叶。 所述装置可以包括用于指示所述传单被广泛地夹紧的集成显示器。 该装置可以包括用于稳定小叶以更好地夹紧的结构。 该装置可以通过心脏壁中的孔进入心脏,并且可以包括用于帮助减少该孔的血液渗漏的结构。 该装置可能能够通过跟随导丝进入心脏。 该装置可以包括用于将系绳附接到传单的各种装置。
    • 7. 发明授权
    • Prosthetic heart valves
    • 假心脏瓣膜
    • US09572660B2
    • 2017-02-21
    • US12451678
    • 2008-06-04
    • Peter N. BraidoYousef F. Alkhatib
    • Peter N. BraidoYousef F. Alkhatib
    • A61F2/82A61F2/24A61L27/36A61L27/54
    • A61F2/2418A61F2210/0076A61F2220/0016A61F2220/0075A61F2230/0054A61F2230/008A61L27/3604A61L27/54
    • A prosthetic heart valve (10) (e.g., a prosthetic aortic valve) is designed to be somewhat circumferentially collapsible and then re-expandable. The collapsed condition may be used for less invasive delivery of the valve into a patient. When the valve reaches the implant site in the patient, it re-expands to normal operating size, and also to engage surrounding tissue of the patient. The valve includes a stent portion (200) and a ring portion (100) that is substantially concentric with the stent portion but downstream from the stent portion in the direction of blood flow through the implanted valve. When the valve is implanted, the stent portion engages the patient's tissue at or near the native valve annulus, while the ring portion engages tissue downstream from the native valve site (e.g., the aorta).
    • 假体心脏瓣膜(10)(例如,假体主动脉瓣)被设计成有些周向可折叠并且然后再膨胀。 折叠状态可以用于将瓣膜侵入性较差的患者。 当阀门到达病人的植入部位时,它会重新扩大到正常的操作大小,并且还可以接合病人的周围组织。 所述阀包括支架部分(200)和环状部分(100),所述支架部分(100)与所述支架部分基本上同心,但在所述支架部分的下游沿着通过所述植入瓣膜的血流方向。 当植入瓣膜时,支架部分在天然瓣膜环处或附近接合患者组织,而环部分接合自然瓣膜部位(例如,主动脉)下游的组织。