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    • 51. 发明授权
    • Stent-implanting balloon assembly
    • 支架植入球囊组件
    • US5037392A
    • 1991-08-06
    • US362253
    • 1989-06-06
    • Richard A. Hillstead
    • Richard A. Hillstead
    • A61F2/06A61F2/84A61M25/10
    • A61M25/1027A61F2/958A61M25/1002A61M25/1038A61M2025/1004
    • The dilatation balloon assmebly comprises a catheter having a proximal end, a distal end and a distal end portion, the distal end portion having openings in the side wall thereof, and a dilatation balloon connected to and extending from the distal end of the catheter around and about the distal end portion of the catheter to a proximal end of the balloon which is also connected to the catheter. The balloon has at least three axially extending longitudinal creases therein whereby, when the balloon is in a deflated state, the maximum lateral extent in cross-section of the balloon is less than the diameter or lateral extent of a fully inflated balloon or a partially inflated balloon.
    • 膨胀球囊组成包括具有近端,远端和远端部分的导管,其远端部分在其侧壁中具有开口,以及扩张球囊,其连接到导管的远端周围并且从导管的远端延伸, 围绕导管的远端部分到球囊的近端,其也连接到导管。 气球在其中具有至少三个轴向延伸的纵向折痕,由此当气囊处于放气状态时,球囊的横截面中的最大横向程度小于完全充气球囊的直径或横向程度或部分膨胀 气球。
    • 52. 发明授权
    • Apparatus and method for placement of a stent within a subject vessel
    • 将支架放置在主体容器内的装置和方法
    • US5019085A
    • 1991-05-28
    • US484693
    • 1990-02-23
    • Richard A. Hillstead
    • Richard A. Hillstead
    • A61F2/06A61F2/84A61F2/88
    • A61F2/88A61F2/95A61F2002/9511
    • A stent delivery system and method. A stent is routed to a desired position within a vessel within a subject. A delivery wire is routed out an opening in a delivery catheter and looped over a portion of the stent and then routed back inside the delivery catheter. At an extreme distal end of the stent, the wire again exits the delivery catheter, reengages the stent and is pushed back into the catheter center passageway. This compresses the stent into a form whereby the delivery catheter can be maneuvered through a vessel to position the stent. To release the stent from the delivery catheter, the delivery wire is retracted so that its distal end passes out both pair of openings in the delivery catheter allowing the stent to expand into engagement with the vessel wall.
    • 一种支架输送系统及方法。 支架被路由到受试者内的血管内的期望位置。 输送线从输送导管中的开口排出并且环绕在支架的一部分上,然后在输送导管内返回。 在支架的最远端,线再次离开输送导管,重新接合支架并被推回到导管中心通道中。 这将支架压缩成一种形式,由此输送导管可以通过容器操纵以定位支架。 为了从输送导管释放支架,输送线缩回,使得其远端排出输送导管中的两对开口,允许支架膨胀成与血管壁接合。
    • 53. 发明授权
    • Mesh balloon catheter device
    • 网状气囊导管装置
    • US4921484A
    • 1990-05-01
    • US223870
    • 1988-07-25
    • Richard A. Hillstead
    • Richard A. Hillstead
    • A61B17/03A61B17/22A61F2/958
    • A61M25/10A61B17/320725
    • The mesh balloon catheter device includes a catheter having a distal end and a proximal end, a tube of woven interlaced filaments forming a tubular mesh and having a proximal end connected to the distal end of the catheter and a distal end, a flush tube or fiber optic tube extending through the catheter and the tubular mesh and fixed to the distal end of the tubular mesh, and a mechanism for moving the distal end of the tubular mesh toward the proximal end of the tubular mesh to cause the tubular mesh to balloon laterally outwardly to the shape of a mesh balloon.The moving mechanism can be realized by the flush tube or fiber optic tube connected to the distal end of the tubular mesh or by a control wire connected to the distal end of the tubular mesh and extending through the catheter.
    • 网状气囊导管装置包括具有远端和近端的导管,形成管状网状物的编织隔行细丝管,并且具有连接到导管远端的近端和远端,冲洗管或纤维 延伸穿过导管和管状网并且固定到管状网的远端的光学管,以及用于将管状网的远端朝向管状网的近端移动以使管状网横向向外气球的机构 到网状气球的形状。 移动机构可以通过连接到管状网的远端的连接管或光纤管,或通过连接到管状网的远端并延伸通过导管的控制线实现。
    • 59. 发明授权
    • Stent apparatus and method for making
    • 支架装置及制作方法
    • US5116365A
    • 1992-05-26
    • US660127
    • 1991-02-22
    • Richard A. Hillstead
    • Richard A. Hillstead
    • A61F2/88A61F2/90
    • A61F2/88A61F2/90A61F2/958A61F2220/0008A61F2220/0058A61F2220/0075
    • A stent for reinforcing a vessel wall is disclosed. The stent is constructed from two elongated wires which are each bent into a series of tight bends. The two wires are permanently adhered at a first interconnection junction. The two wires are then wrapped around a mandrel repeatedly forming two opposing series of interconnections. The two wires are then permanently adhered at a second interconnection junction after a desired stent length is obtained. The completed stent forms a cylindrical form which can be expanded from an initial diameter to a larger implanted diameter by application of a radially outward force from a balloon catheter or the like.
    • 公开了一种用于加强血管壁的支架。 支架由两根细长的导线构成,每条细线都弯曲成一系列紧固弯曲。 两条导线永久地粘附在第一互连连接处。 然后将两条电线缠绕在心轴上,重复形成两个相对的一系列互连。 然后,在获得期望的支架长度之后,将两根导线永久地粘附在第二互连连接处。 完成的支架形成圆柱形形状,其可以通过从球囊导管等施加径向向外的力而从初始直径扩大到较大的植入直径。