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    • 12. 发明申请
    • 遊離血栓捕獲器具
    • 免费THROMBUS捕捉工具
    • WO2003030740A1
    • 2003-04-17
    • PCT/JP2001/008604
    • 2001-09-28
    • 井上寛治
    • 井上寛治
    • A61B17/00
    • A61F2/01A61B2017/00553A61F2002/011A61F2002/015A61F2002/018A61F2230/0006A61F2230/0067
    • A free thrombus capturing tool (1) comprising a bendable elastic ring−like part (12), a flexible linear core material part (11) penetrating through the ring−like part, a multihole bag−like part (13) having an open end part (13a) fixed to the ring−like part (12) and a closed end part (13b) fixed to a portion of the core material part (11) on the fore end side, and flexible supporting wire parts (14) strained supported by the core material part (11) and the ring−like part (12). The ring−like part is supported in an enlarged state while keeping a substantially constant distance between the supporting part (14a) of the core material part (11) and the circumference of the ring−like part (12) at least in the enlarged state of the ring−like part (12).
    • 一种自由血栓捕获工具(1),包括可弯曲的弹性环状部分(12),穿过环形部分的柔性线性芯材部分(11),具有开口端的多孔袋状部分(13) 固定到环状部分(12)的部分(13a)和固定到前端侧的芯材部分(11)的一部分上的封闭端部(13b)和被拉紧的柔性支撑线部分(14) 通过芯材部件(11)和环状部件(12)。 环形部分以放大状态被支撑,同时至少在放大状态下保持芯材部分(11)的支撑部分(14a)和环形部分(12)的周长之间的基本上恒定的距离 的环形部分(12)。
    • 13. 发明申请
    • ENDOSCOPIC SUTURING INSTRUMENT
    • 内窥镜检查仪器
    • WO01032084A1
    • 2001-05-10
    • PCT/CH2000/000571
    • 2000-10-25
    • A61B17/00A61B17/04A61B19/00
    • A61B17/062A61B90/36A61B2017/00553
    • The invention concerns an endoscopic suturing instrument comprising an elongated hollow body (1) whereof the distal end (3) includes a curved suture needle (5) and guide means (4) for guiding said needle (5) along a curved trajectory extending laterally outside said elongated body (1) and whereof the proximal end (6) includes an actuating member (8) for moving said needle (5) relative to said guide means (4), a transverse transmission member (9) linking said actuating member (8) to said suture needle (5) through a longitudinal passage (2) running through said hollow body (1). Said hollow body (1) comprises a second longitudinal passage (10) whereof one first end stops in the proximity of the distal end (3) and occupies a position lateral to the longitudinal axis of said body (1), allowing through an endoscopic device.
    • 本发明涉及一种内窥镜缝合器械,其包括细长的中空体(1),其中远端(3)包括弯曲缝合针(5)和引导装置(4),用于沿着横向外侧延伸的弯曲轨迹引导所述针 所述细长体(1)和近端(6)中的哪一个包括用于相对于所述引导装置(4)移动所述针(5)的致动构件(8),连接所述致动构件(8)的横向传动构件 )通过穿过所述中空体(1)的纵向通道(2)连接到所述缝合针(5)。 所述中空体(1)包括第二纵向通道(10),其中一个第一端在远端(3)附近停止,并且占据所述主体(1)的纵向轴线的横向位置,允许通过内窥镜装置 。
    • 14. 发明申请
    • IMPROVED ECCENTRIC DRIVE SHAFT FOR ATHERECTOMY DEVICE AND METHOD FOR MANUFACTURE
    • 改进的用于自适应装置的偏心驱动轴和制造方法
    • WO99047053A1
    • 1999-09-23
    • PCT/US1999/005615
    • 1999-03-17
    • A61B17/00A61B17/22A61B17/32
    • A61B17/320758A61B17/320725A61B2017/00526A61B2017/00553A61B2017/00853A61B2017/22039A61B2017/320004A61B2017/320766
    • This invention is a method of manufacturing a rotational atherectomy drive shaft (20) having an asymmetrical tissue removal section (28). One or more strands of wire are helically wound about an elongated mandrel having an enlarged diameter section (28) with a predetermined shape, thereby forming an elongated, flexible drive shaft (20) which has an enlarged diameter tissue removal section (28). A protion of the drive shaft (20), including the enlarged diameter tissue removal section (28) is placed into a first clamp, and given a first heat treatment to give the wire turns (31) of the enlarged diameter tissue removal section an initial set, thereby preserving the initial shape of the enlarged diameter tissue removal section (28) of the drive shaft (20). The drive shaft (20) is then removed from the first clamp, and the mandrel (50) is dissolved. The enlarged diameter section (28) of the drive shaft (20) is then deformed to an asymmetrical shape by placing a portion of the drive shaft (20), including the enlarged diameter tissue removal section (28) into a second clamp. The clamped portion of the drive shaft (20) is then heat treated for a second time to give wire turns (31) of the enlarged diameter tissue removal section (28) a new set, thereby preserving the asymmetrical shape of the enlarged diameter section (28). In its asymmetrical shape the enlarged diameter tissue removal section (28) has a longitudinally flat "side", i.e., all wire turns of the tissue removal section may be connected by an imaginary straight line which throughout its length is parallel to the rotational axis of the driveshaft.
    • 本发明是一种制造具有不对称的组织去除部分(28)的旋转粥样斑块切割驱动轴(20)的方法。 线的一根或多根股线围绕具有预定形状的具有扩大的直径部分(28)的细长心轴螺旋缠绕,从而形成具有扩大的直径的组织去除部分(28)的细长的柔性驱动轴(20)。 将包括放大直径的组织去除部分(28)的驱动轴(20)放置在第一夹具中,并进行第一次热处理以给予扩大直径的组织去除部分的线匝(31)初始 从而保持驱动轴(20)的扩大直径的组织去除部(28)的初始形状。 然后将驱动轴(20)从第一夹具移除,并且心轴(50)被溶解。 然后通过将包括扩大直径的组织去除部分(28)的驱动轴(20)的一部分放置在第二夹具中,将驱动轴(20)的扩大直径部分(28)变形为不对称的形状。 然后,将驱动轴(20)的夹紧部分进行第二次热处理,从而使放大直径的组织去除部(28)的线圈(31)成为新的组,从而保持扩径部的不对称形状( 28)。 在其不对称形状中,扩大直径的组织去除部分(28)具有纵向平坦的“侧面”,即,组织移除部分的所有线匝可以通过假想直线连接,假想直线在其整个长度上平行于 驱动轴。
    • 16. 发明申请
    • MECHANICAL THROMBUS MACERATION DEVICE
    • 机械THROMBUS MACER设备
    • WO1995021576A1
    • 1995-08-17
    • PCT/US1995001776
    • 1995-02-08
    • MICROVENA CORPORATION
    • MICROVENA CORPORATIONKOTULA, FrankCLAUDE, Timothy
    • A61B17/22
    • A61B17/320758A61B2017/00553A61B2017/22038A61B2017/22039A61B2017/320775A61F2002/30093A61F2210/0019A61M25/00
    • The present invention provides a mechanical medical device useful for macerating thrombi or the like. In one embodiment of the invention, the device includes a rotor (50) retained in a distal housing (70) having at least one port (74, 75) for ejecting fluid therethrough. The port or ports in this embodiment are sized and positioned so that the surface area of the ports is not evenly distributed about the circumference of the housing. For example, the housing may include a single port, two or more equiangularly spaced ports of different sizes, or two or more ports of the same size spaced unevenly about the circumference of the housing. When a fluid is ejected through the ports, the housing will tend to deflect toward one side of the vascular channel. In accordance with another embodiment, the device includes a plurality of rotors (50A, 50B, 50C) spaced along a common shaft (10) for rotation therewith. In a third embodiment of the device, fluid directing means (e.g. 240) are provided for directing fluid discharged through a port in the housing back toward the rotor.
    • 本发明提供一种用于浸渍血栓等的机械医疗装置。 在本发明的一个实施例中,该装置包括保持在远侧壳体(70)中的转子(50),其具有至少一个用于喷射流体的端口(74,75)。 本实施例中的端口或端口的尺寸和位置使得端口的表面积不均匀分布在壳体的圆周上。 例如,壳体可以包括单个端口,两个或更多个等角度间隔开的不同尺寸的端口,或者两个或更多个相同尺寸的端口围绕壳体的圆周不均匀地间隔开。 当流体通过端口喷射时,壳体将倾向于向血管通道的一侧偏转。 根据另一实施例,该装置包括沿公共轴(10)间隔开以与其一起旋转的多个转子(50A,50B,50C)。 在装置的第三实施例中,提供了流体引导装置(例如240),用于引导通过外壳中的端口排出的流体朝向转子。