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    • 12. 发明授权
    • Endoluminal expansion system
    • 腔内扩张系统
    • US08177832B2
    • 2012-05-15
    • US12876779
    • 2010-09-07
    • Joseph R. ArmstrongEdward H. CullyCraig T. NordhausenMark J. UlmMichael J. Vonesh
    • Joseph R. ArmstrongEdward H. CullyCraig T. NordhausenMark J. UlmMichael J. Vonesh
    • A61F2/82
    • A61F2/958A61F2/95A61F2/97A61F2002/9511
    • An endoprosthesis expansion system having, in combination, a delivery component such as a length of catheter tubing having at its distal end an intermediate sheath component, and an inner tube within the full length of the delivery catheter and intermediate sheath component. The inner tube has a protrusion affixed to its distal end, and an expandable endoprosthesis is fitted in a compacted state about the intermediate sheath, immediately proximal to the protrusion. If the endoprosthesis is a self-expanding endoprosthesis (as is preferred), an exterior constraining sheath is required around the outer surface of the endoprosthesis. Following insertion of the endoprosthesis and delivery system into a body conduit (such as a blood vessel) and transport of the endoprosthesis to the desired site within the body conduit, the endoprosthesis is deployed by axially moving the protrusion against the system, thereby applying a radially directed outward force and causing simultaneous dilatation of the intermediate sheath and disruption of the exterior constraining sheath. Disruption of the exterior constraining sheath, in the case of a self-expanding prosthesis, releases the stored energy in the formerly constrained prosthesis, allowing it to expand and accomplish full deployment against the luminal surface of the body conduit at the desired site.
    • 一种内置假体扩张系统,其组合具有输送部件,例如一段长度的导管,其远端具有中间护套部件,并且在输送导管和中间护套部件的整个长度内具有内管。 内管具有固定在其远端的突起,并且可伸缩的内假体围绕中间护套紧密地装配在紧固突起的近侧。 如果内置假体是自扩张的内置假体(如优选的),则需要在内假体的外表面周围的外约束护套。 在将内假体和输送系统插入身体导管(例如血管)中并将内假体运送到体导管内的期望部位之后,通过将凸起轴向移动抵靠系统来展开内假体,从而施加径向 引导向外的力并引起中间鞘的同时扩张和外部约束鞘的破坏。 在自扩张假体的情况下,外部约束护套的破坏释放在先前约束的假体中的储存能量,允许其膨胀并且在所需位置处对体导管的腔表面完全完全展开。
    • 14. 发明授权
    • Puncturable catheter
    • 可导管
    • US09119937B2
    • 2015-09-01
    • US13186198
    • 2011-07-19
    • Joseph R. ArmstrongEdward H. CullyKeith M. FluryMichael J. Vonesh
    • Joseph R. ArmstrongEdward H. CullyKeith M. FluryMichael J. Vonesh
    • A61M25/00A61M25/10A61F2/958A61M25/01
    • A61M25/0043A61F2/958A61M25/005A61M25/0052A61M25/10A61M2025/0183A61M2025/0188A61M2025/1056A61M2025/1081
    • A catheter provided with a guidewire catheter lumen having a thin covering that is easily punctured by a guidewire at virtually any desired point along the catheter length. The thin covering may be integral with the catheter shaft, or may be a separate component that covers only the portion of the catheter shaft immediately adjacent the outer portion of the guidewire lumen, or may be a thin tubular construct that surrounds the entire catheter shaft. The covering is preferably relatively translucent, allowing for good visualization of the location of the end of the guidewire to enable puncturing of the covering at the desired location along the length of the catheter shaft. The covering is also preferably tear resistant at puncture sites. The catheter shaft is preferably made of a material having a color that provides good visibility against an operating field, and more preferably is phosphorescent either entirely or in part. Materials suitable for the catheter shaft are polymeric materials well known in the art; the catheter shaft may optionally be provided with metallic stiffening components such as wires or hypotubes along all or part of the catheter length.
    • 导管,其具有导线导管管腔,该导管管腔具有薄的覆盖层,其在导管长度的几乎任何所需点处被导丝容易地刺穿。 薄的覆盖物可以与导管轴成一体,或者可以是仅覆盖导管轴的紧邻导丝管腔的外部的部分的单独的部件,或者可以是围绕整个导管轴的薄的管状结构。 覆盖物优选地是相对半透明的,允许良好地可视化导丝端部的位置,以使得能够沿着导管轴的长度在期望的位置刺穿覆盖物。 覆盖物也优选在穿刺部位具有抗撕裂性。 导管轴优选由具有对操作场提供良好可见性的颜色的材料制成,更优选地,全部或部分地是磷光。 适用于导管轴的材料是本领域公知的聚合材料; 导管轴可以可选地沿着导管长度的全部或部分设置有金属加强部件,例如电线或海波管。
    • 16. 发明申请
    • ENDOLUMINAL EXPANSION SYSTEM
    • 内膜扩张系统
    • US20100331956A1
    • 2010-12-30
    • US12876779
    • 2010-09-07
    • Joseph R. ArmstrongEdward H. CullyCraig T. NordhausenMark J. UlmMichael J. Vonesh
    • Joseph R. ArmstrongEdward H. CullyCraig T. NordhausenMark J. UlmMichael J. Vonesh
    • A61F2/84
    • A61F2/958A61F2/95A61F2/97A61F2002/9511
    • An endoprosthesis expansion system having, in combination, a delivery component such as a length of catheter tubing having at its distal end an intermediate sheath component, and an inner tube within the full length of the delivery catheter and intermediate sheath component. The inner tube has a protrusion affixed to its distal end, and an expandable endoprosthesis is fitted in a compacted state about the intermediate sheath, immediately proximal to the protrusion. If the endoprosthesis is a self-expanding endoprosthesis (as is preferred), an exterior constraining sheath is required around the outer surface of the endoprosthesis. Following insertion of the endoprosthesis and delivery system into a body conduit (such as a blood vessel) and transport of the endoprosthesis to the desired site within the body conduit, the endoprosthesis is deployed by axially moving the protrusion against the system, thereby applying a radially directed outward force and causing simultaneous dilatation of the intermediate sheath and disruption of the exterior constraining sheath. Disruption of the exterior constraining sheath, in the case of a self-expanding prosthesis, releases the stored energy in the formerly constrained prosthesis, allowing it to expand and accomplish full deployment against the luminal surface of the body conduit at the desired site.
    • 一种内置假体扩张系统,其组合具有输送部件,例如一段长度的导管,其远端具有中间护套部件,并且在输送导管和中间护套部件的整个长度内具有内管。 内管具有固定在其远端的突起,并且可伸缩的内假体围绕中间护套紧密地装配在紧固突起的近侧。 如果内置假体是自扩张的内置假体(如优选的),则需要在内假体的外表面周围的外约束护套。 在将内假体和输送系统插入身体导管(例如血管)中并将内假体运送到体导管内的期望部位之后,通过将凸起轴向移动抵靠系统来展开内假体,从而施加径向 引导向外的力并引起中间鞘的同时扩张和外部约束鞘的破坏。 在自扩张假体的情况下,外部约束护套的破坏释放在先前约束的假体中的储存能量,允许其膨胀并且在所需位置处对体导管的腔表面完全完全展开。
    • 18. 发明授权
    • Deployment system for intraluminal devices
    • 管腔内装置的部署系统
    • US06827731B2
    • 2004-12-07
    • US10054772
    • 2002-01-22
    • Joseph R. ArmstrongEdward H. CullyMark J. UlmMichael J. Vonesh
    • Joseph R. ArmstrongEdward H. CullyMark J. UlmMichael J. Vonesh
    • A61F206
    • A61F2/97A61F2/86A61F2/95A61F2/958A61F2002/9511A61F2002/9522A61F2002/9583A61F2250/0071
    • A constraining sheath for use around an endoprosthesis (e.g., a stent device, with or without a graft covering), which may be a balloon expandable endoprosthesis but more preferably is a self-expanding prosthesis. The endoprosthesis is coaxially enclosed within the constraining sheath, which is an outer, disruptable, preferably implantable tubular sheath, preferably made of ePTFE. The constraining sheath and endoprosthesis are preferably mounted together as an assembly on an angioplasty balloon for delivery. Deployment of the endoprosthesis entails inflating the angioplasty balloon to a pressure sufficient to disrupt or break the constraining sheath in a prescribed fashion, thereby allowing a self-expanding endoprosthesis to spontaneously deploy. The constraining sheath of ePTFE may be attached to the endoprosthesis and implanted along with the device, or alternatively attached to the balloon catheter shaft and removed with the balloon catheter. The angioplasty balloon's working length is preferably shorter than the length of the endoprosthesis. An endoprosthesis assembly incorporating a constraining sheath according to one embodiment of the invention is also provided with an additional packaging sheath.
    • 用于内置假体周围使用的约束护套(例如,具有或不具有移植物覆盖物的支架装置),其可以是球囊可膨胀内置假体,但更优选是自膨胀假体。 内置假体同轴地封闭在约束护套内,约束鞘是外部的,可破坏的,优选可植入的管状护套,优选地由ePTFE制成。 约束鞘和内假体优选地作为组件安装在血管成形术气囊上用于递送。 内窥镜假体的部署需要将血管成形术气囊膨胀至足以以规定的方式破坏或打破约束鞘的压力,从而允许自膨胀内置假体自发部署。 ePTFE的约束鞘可以连接到内置假体并与装置一起植入,或者替代地附接到球囊导管轴并且用球囊导管去除。 血管成形术球囊的工作长度优选地短于内假体的长度。 根据本发明的一个实施例的包含约束护套的假体内装配体还具有附加的包装护套。
    • 20. 发明申请
    • Embolic Filter Frame Having Looped Support Strut Elements
    • 具有环形支撑支柱元件的栓塞过滤器框架
    • US20120289997A1
    • 2012-11-15
    • US13555543
    • 2012-07-23
    • Edward H. CullyMichael J. Vonesh
    • Edward H. CullyMichael J. Vonesh
    • A61F2/01
    • A61F2/013A61F2002/018A61F2230/0006A61F2230/0067B23P11/00Y10T29/49826
    • An embolic frame having looped support struts. The frame configuration provides enhanced longitudinal compliance, improved sealing against a vessel wall, low profile delivery, and a short deployed length. The looped support struts have a high degree of “radial” stiffness with a low degree of “longitudinal” stiffness. In the deployed state, the frame exerts a relatively high stress onto a vessel wall to maintain an effective seal, yet remains compliant in the longitudinal direction. The looped support struts elongate when tensioned and assume a compressed and essentially linear form. While constrained in this linear state by a delivery catheter, the support struts exert minimal stress onto the delivery system. The overall delivery profile and stiffness are therefore reduced. When the delivery catheter constraint is removed during deployment, the struts “snap open” and assume a looped configuration which exert a high degree of force onto the vessel wall.
    • 具有环状支撑支柱的栓塞框架。 框架结构提供增强的纵向顺应性,改进的针对血管壁的密封,薄型输送和短部署长度。 环形支撑支柱具有高度的径向刚度,并且具有低程度的纵向刚度。 在展开状态下,框架在容器壁上施加相当高的应力以保持有效的密封,但在长度方向保持柔顺。 环形支撑件在张紧时伸长并呈现压缩且基本线性的形式。 虽然通过输送导管在这种线性状态下被约束,但是支撑支柱对输送系统施加最小的压力。 因此,总体输送轮廓和刚度降低。 当在展开期间移除输送导管约束时,支柱卡扣打开并且呈现向血管壁施加高度力的环形构造。