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    • 1. 发明申请
    • Method and system for fixation of endoluminal devices
    • 腔内装置固定方法及系统
    • US20050143804A1
    • 2005-06-30
    • US11067938
    • 2005-02-28
    • Patrick Haverkost
    • Patrick Haverkost
    • A61F2/00A61F2/06
    • A61F2/07A61F2/848A61F2/852A61F2/89A61F2/90A61F2002/061A61F2002/065A61F2002/075A61F2002/8486A61F2220/0016A61F2250/0063
    • A system and method employs collar stents to implant an endoluminal device, such as a stent-graft, in a lumen. The system comprises at least one collar stent adapted to precondition a portion of the lumen for anchoring an endoluminal device having at least a portion adapted to be deployed radially within the collar stent. The method comprises first deploying one or more collar stents, and then deploying the endoluminal device radially within the one or more collar stents. In various embodiments, the collar stent may be radiopaque, may have inwardly protruding barbs for engaging the endoluminal device, and may have a region having a relatively low percentage of open area for bridging a portion of the main lumen having an intersecting lumen. The preconditioning step of implanting the collar stent may change the morphology of the lumen to more favorable morphology, such as from a non-circumferential geometry to a circumferential geometry.
    • 系统和方法使用套管支架将内窥镜装置(例如支架移植物)植入管腔中。 所述系统包括至少一个套环支架,其适于预先调节所述内腔的一部分,用于锚固具有至少一部分的腔内装置,所述至少一部分适于径向地部署在所述套管支架内。 该方法包括首先部署一个或多个颈环支架,然后在一个或多个颈环支架内部径向放置腔内装置。 在各种实施例中,套环支架可以是不透射线的,可以具有用于接合腔内装置的向内突出的倒钩,并且可以具有用于桥接具有相交腔的主腔的一部分的相对低百分比的开口面积的区域。 植入套环支架的预处理步骤可以将内腔的形态改变为更有利的形态,例如从非圆周几何形状到圆周几何形状。
    • 5. 发明授权
    • Pinch vascular closure apparatus and method
    • 夹紧血管闭合装置及方法
    • US08740936B2
    • 2014-06-03
    • US13218169
    • 2011-08-25
    • Michael PikusPatrick Haverkost
    • Michael PikusPatrick Haverkost
    • A61B17/03
    • A61B17/0057A61B2017/00668A61B2017/22038A61B2017/3484
    • A device for pinching an opening in a vessel wall, comprising an introducer sheath, a lumen having a distal opening and a bleed hole; an anchoring having a cylindrical shape in a first constrained state and a flared shape in a second unconstrained state; a pincher member slidably disposed between the anchoring member and the introducer sheath comprising at its distal end a plurality of elongate pincher arms, each of the plurality of elongate pincher arms having a free distal end such that when the pincher member distal end is unconstrained, the free distal ends of the elongate pincher arms are biased to expand radially; and an interior support member slidably disposed in the anchoring member comprising a plurality of elongate support legs, each having a free distal end such that when the distal end of the interior support member is unconstrained, the free distal ends curve outwardly.
    • 一种用于夹紧血管壁中的开口的装置,包括导引鞘,具有远端开口和放气孔的内腔; 具有处于第一约束状态的圆柱形状的锚定和处于第二无约束状态的扩张形状; 可滑动地设置在所述锚定构件和所述引导器护套之间的夹持构件包括在其远端处具有多个细长夹持臂,所述多个细长夹持臂中的每一个具有自由远端,使得当所述夹持构件远端不受约束时, 细长夹持器臂的自由远端被偏压以径向膨胀; 以及可滑动地设置在所述锚定构件中的内部支撑构件,所述内部支撑构件包括多个细长支撑腿,每个所述支撑腿具有自由远端,使得当所述内部支撑构件的远端不受约束时,所述自由远端向外弯曲。