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    • 111. 发明授权
    • Loop thrombectomy device
    • 环路血栓切除装置
    • US08361095B2
    • 2013-01-29
    • US12372352
    • 2009-02-17
    • Thomas A. Osborne
    • Thomas A. Osborne
    • A61B17/22
    • A61B17/320725A61B17/320708A61B2017/320716A61B2017/320733
    • A thrombectomy device may include an elongate torsion member having a proximal end and a distal end, and a plurality of helically arranged engagement members disposed at a distal portion of the elongate torsion member. Preferably, at least a portion of the engagement members has a rounded, atraumatic shape. The engagement members have a collapsed state where the engagement members are compressed toward the elongate torsion member, and an expanded state where the engagement members are expanded radially outward. Preferably, the engagement members are attached to and extends radially outward from the elongate torsion member at a different longitudinal point such that the engagement members are spaced longitudinally and circumferentially from each other when in the expanded state. When the thrombectomy device is deployed in a body lumen or cavity, the engagement members expands out to contact a wall of the body lumen or cavity.
    • 血栓切除装置可以包括具有近端和远端的细长扭转构件,以及设置在细长扭转构件的远侧部分处的多个螺旋布置的接合构件。 优选地,至少一部分接合构件具有圆形的无创伤形状。 接合构件具有接合构件朝向细长扭转构件被压缩的折叠状态,以及接合构件径向向外延伸的展开状态。 优选地,接合构件在不同的纵向点处从细长扭转构件附接并径向向外延伸,使得接合构件在处于膨胀状态时彼此纵向和周向间隔开。 当血栓切除装置部署在体腔或空腔中时,接合构件膨胀以接触体腔或空腔的壁。
    • 112. 发明授权
    • Composite stent graft
    • 复合支架移植
    • US08343204B2
    • 2013-01-01
    • US12092120
    • 2006-10-31
    • Thomas A. Osborne
    • Thomas A. Osborne
    • A61F2/06
    • A61F2/07A61F2/89A61F2002/067A61F2002/072A61F2002/075A61F2002/826A61F2002/828A61F2220/0075A61F2230/0054A61F2250/0056
    • A composite prosthesis (19, 99, 199) and method are disclosed herein. This endoluminal prosthesis is constructed by separately deploying a first prosthesis (9, 201) and a second prosthesis (14, 208), wherein the first prosthesis is deployed and secured to the interior surface of a body lumen (260). In a subsequent step, the second prosthesis is deployed substantially within and secured to the first prosthesis. Although additional prostheses may be deployed within the second prosthesis, in a preferred configuration the first and second prostheses combine to provide all of the necessary attributes associated with a functioning endoluminal prosthesis. Thus, one of the first and second prostheses is permeable to blood and exerts sufficient radial force to cause the composite prosthesis to securely engage an interior surface of the body lumen at one or both of the composite prosthesis's proximal and distal ends, while the other of the first and second prostheses is impermeable to blood flow.
    • 本文公开了一种复合假体(19,99,199)和方法。 该腔内假体通过分开展开第一假体(9,201)和第二假体(14,208)来构造,其中第一假体展开并固定到体腔(260)的内表面。 在随后的步骤中,第二假体基本上部署在第一假体内并固定到第一假体。 虽然附加的假体可以部署在第二假体内,但是在优选的构造中,第一和第二假体组合以提供与功能性腔内假体相关联的所有必要属性。 因此,第一和第二假体中的一个可渗透血液并施加足够的径向力,以使得复合假体在复合假体的近端和远端中的一个或两个处牢固地接合体腔的内表面,而另一个 第一和第二假体是不透血的。
    • 117. 发明授权
    • Multiple wire guide introducer system
    • 多导线导引系统
    • US07896888B2
    • 2011-03-01
    • US11971364
    • 2008-01-09
    • Thomas A. OsborneBrian L. Bates
    • Thomas A. OsborneBrian L. Bates
    • A61F11/00
    • A61M25/0662A61M25/0172
    • An introducer system for introducing a plurality of wire guides into a vessel of a patient includes first and second wire guides, and a catheter. The first wire guide has a curved proximal end, and a distal end sufficiently flexible for passage through the vessel to a target site for the procedure. The catheter has proximal and distal open ends, and a lumen extending therebetween. At least the distal end of the catheter has sufficient flexibility for passage over the first wire guide to the target site, and has an inwardly curved portion between the proximal and distal open ends. The catheter further has a side port proximally positioned along the inwardly curved portion. The side port is sized and arranged such that the curve of the first wire guide proximal end is passable therethrough when the catheter is passed over the first wire guide. The second wire guide is sized for passage through the lumen when the first wire guide is positioned in the lumen. The second wire guide has a stiffness greater than the stiffness of the first wire guide.
    • 用于将多个线导引器引入患者的容器中的导引器系统包括第一和第二线引导件和导管。 第一线引导件具有弯曲的近端,并且远端具有足够的柔性,用于通过血管到达该过程的目标部位。 导管具有近端和远端开口端,以及在其间延伸的腔。 至少导管的远端具有足够的柔性,用于在第一线导向件上通过到目标部位,并且在近端和远端开口端之间具有向内弯曲的部分。 导管还具有沿着向内弯曲的部分向近侧定位的侧端口。 侧端口的尺寸和布置使得当导管穿过第一导线器时,第一导线器近端的曲线可以穿过其中。 当第一线引导件定位在内腔中时,第二线引导件的尺寸适于通过内腔。 第二导线器的刚度大于第一导线器的刚度。
    • 119. 发明申请
    • REMOVABLE VENA CAVA FILTER FOR REDUCED TRAUMA IN COLLAPSED CONFIGURATION
    • 可拆卸VENA CAVA过滤器,用于减少配置中的TRAUMA
    • US20100160956A1
    • 2010-06-24
    • US12717637
    • 2010-03-04
    • Per HendriksenAllan G. HemmingsenArne Molgaard-NielsenThomas A. OsborneRolf Gunther
    • Per HendriksenAllan G. HemmingsenArne Molgaard-NielsenThomas A. OsborneRolf Gunther
    • A61F2/01
    • A61F2/01A61F2002/011A61F2002/016A61F2002/8483A61F2230/005A61F2230/0067A61F2230/008
    • The present invention provides a method of capturing thrombi in a blood vessel, which includes delivering a removable filter in a collapsed state within the blood vessel and deploying the filter to an expanded state within the blood vessel. The filter includes a plurality of primary struts and a plurality of secondary struts emanating from a hub and extending arcuately along a longitudinal axis and linearly radially. Each primary strut has an arcuate segment including first and second curved portions. Each secondary strut includes first and second arcs. The primary struts terminate with an anchoring hook. Each primary strut crosses another primary strut along the longitudinal axis in the collapsed state such that the arcuate segments occupy a first diameter and the anchoring hooks occupy a second diameter, the first diameter being greater than the second diameter for filter retrieval or delivery. In the expanded state, the secondary struts centralize the filter in the blood vessel and the anchoring hooks engage with the blood vessel.
    • 本发明提供了一种在血管中捕获血栓的方法,其包括在血管内以折叠状态递送可移除的过滤器,并将该过滤器展开至血管内的扩张状态。 过滤器包括多个主支柱和从轮毂发出并沿着纵向轴线弧形延伸并且线性地径向延伸的多个辅助支柱。 每个主支柱具有包括第一和第二弯曲部分的弓形段。 每个辅助支柱包括第一和第二弧。 主支柱终止于锚钩。 每个主支柱在塌缩状态下沿着纵向轴线跨越另一个主支柱,使得弓形段占据第一直径,并且锚定钩占据第二直径,第一直径大于用于过滤器取出或输送的第二直径。 在扩张状态下,副支柱将过滤器集中在血管中,并且锚钩与血管接合。