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    • 3. 发明授权
    • Aortic graft having a precursor gasket for repairing an abdominal aortic aneurysm
    • 主动脉移植物具有用于修复腹主动脉瘤的前体垫片
    • US06290731B1
    • 2001-09-18
    • US09050347
    • 1998-03-30
    • Kenneth S. SolovayRobert P. Letendre
    • Kenneth S. SolovayRobert P. Letendre
    • A61F206
    • A61F2/07A61F2/89A61F2/90A61F2002/065A61F2002/075A61F2230/0054
    • In accordance with the present invention there is provided a pre-cursor stent for positioning within the infrarenal neck, between an abdominal aortic aneurysm and the renal arteries, of a patient to assist in repairing the abdominal aortic aneurysm. The stent designed to be coupled to a graft for directing blood flow. The graft has a distal end for positioning distal to the aneurysm, and a proximal end for positioning proximal to the aneurysm. The precursor stent includes a substantially cylindrical expandable member having a proximal end, a distal end and an interior. The stent further includes a compressible gasket member located within the interior of the expandable member and attached thereto. The compressible member is substantially impervious to water when in a compressed state. In addition, the stent has a means, within the compressible member, for coupling the graft to the gasket member. This is so the coupled device can direct blood flow therethrough, with the gasket member substantially preventing blood from flowing into the aneurysm.
    • 根据本发明,提供了一种用于定位在患者的腹主动脉瘤和肾动脉之间的肾下颈部内的辅助修复腹主动脉瘤的前置支架。 该支架设计成与移植物联接以引导血流。 移植物具有用于远端定位于动脉瘤的远端,以及用于定位在动脉瘤附近的近端。 前体支架包括具有近端,远端和内部的基本上圆柱形的可扩张构件。 支架还包括位于可扩张构件的内部并附接到其上的可压缩衬垫构件。 当处于压缩状态时,可压缩构件基本上不透水。 此外,支架具有在可压缩构件内的用于将移植物联接到垫圈构件的装置。 因此,耦合的装置可以引导血液流过其中,垫圈构件基本上防止血液流入动脉瘤。
    • 4. 发明授权
    • Stent which is easily recaptured and repositioned within the body
    • 支架容易重新取代并重新定位在体内
    • US06214036B1
    • 2001-04-10
    • US09188582
    • 1998-11-09
    • Robert P. LetendreKenneth S. Solovay
    • Robert P. LetendreKenneth S. Solovay
    • A61F206
    • A61F2/07A61F2/89A61F2/90A61F2/91A61F2/95A61F2002/075A61F2002/8486A61F2002/9505A61F2002/9534A61F2002/9665
    • In accordance with the present invention there is provided a pre-cursor stent for positioning within the infrarenal neck, between an abdominal aortic aneurysm and the renal arteries of a patient to assist in repairing the abdominal aortic aneurysm. The stent is designed to be coupled to a graft for directing blood flow through the aneurysm. The stent is made from a substantially cylindrical self-expanding member having a proximal end, a distal end, a longitudinal axis extending therebetween and an interior. The precursor stent further includes at least two spaced apart longitudinal legs having distal and proximal ends, the proximal ends of the legs attached to the distal end of the member, the legs extending distally from the member, each the leg including a flange adjacent its distal end. Also in accordance with the present invention is an aortic graft, having the above mentioned precursor stent attached thereto when fully deployed. Further in accordance with the present invention is a delivery apparatus for the above described precursor stent.
    • 根据本发明,提供了一种用于定位在肾下颈部,腹主动脉瘤和患者的肾动脉之间的前置支架,以辅助修复腹主动脉瘤。 支架被设计成与移植物联接以引导血液流过动脉瘤。 支架由具有近端,远端,在其间延伸的纵向轴线和内部的基本上圆柱形的自膨胀构件制成。 前体支架还包括具有远端和近端的至少两个间隔开的纵向腿,腿的近端附接到构件的远端,腿从构件向远侧延伸,每个腿包括邻近其远端的凸缘 结束。 根据本发明,也是主动脉移植物,当完全展开时,其具有附着于其上的前述前体支架。 此外,根据本发明,用于上述前体支架的输送装置。
    • 7. 发明授权
    • Precursor stent gasket for receiving bilateral grafts having controlled contralateral guidewire access
    • 用于接受具有受控对侧导丝通路的双侧移植物的前体支架垫片
    • US06270525B1
    • 2001-08-07
    • US09404660
    • 1999-09-23
    • Robert P. LetendreKenneth S. SolovayIvan A. Toyos
    • Robert P. LetendreKenneth S. SolovayIvan A. Toyos
    • A61F206
    • A61F2/07A61F2/89A61F2/90A61F2002/072A61F2002/075A61F2230/0034A61F2230/0054
    • A precursor stent for implantation within the body of a patient is utilized in combination with an aortic graft for repairing an abdominal aortic aneurysm. The stent is designed to receive a pair of grafts placed side by side within the interior of the stent. The stent includes a substantially cylindrical and expandable member having a proximal end, a distal end, a longitudinal axis extending therebetween and an interior. The stent further includes an occlusive member attached to the expandable member. The occlusive member at least partially occludes a passageway or stent lumen which extends through the interior of the expandable member extending between its distal end and proximal end. The occlusive member has an opening extending therethrough designed to receive a guidewire for one of the grafts. Therefore, when the guidewire for the other graft is introduced, after deployment of the stent within a body, it will go through the portion of the interior not covered by the occlusive member. This helps to ensure proper side by side placement of the two grafts.
    • 将用于植入患者体内的前体支架与用于修复腹主动脉瘤的主动脉移植物组合使用。 支架被设计成接收在支架内部并排放置的一对移植物。 支架包括基本上圆柱形和可扩张的构件,其具有近端,远端,在其间延伸的纵向轴线和内部。 支架还包括附接到可扩张构件的闭塞构件。 所述闭塞构件至少部分地封闭通过所述可伸展构件的内部延伸的通道或支架内腔,所述可扩张构件的内部在其远端和近端之间延伸。 闭塞构件具有延伸穿过的开口,其设计成接收用于移植物之一的导丝。 因此,当引导其他移植物的导丝时,在将支架部署在体内之后,其将穿过未被闭塞构件覆盖的内部的一部分。 这有助于确保两个移植物的适当并排放置。