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    • 4. 发明申请
    • DETACHABLE EMBOLIZATION COIL
    • 可拆卸嵌入式线圈
    • WO2011022151A1
    • 2011-02-24
    • PCT/US2010/042592
    • 2010-07-20
    • COOK INCORPORATEDTEKULVE, Kurt, J.
    • TEKULVE, Kurt, J.
    • A61B17/12
    • A61B17/12022A61B17/12113A61B17/1214A61B17/1215A61B2017/0065A61B2017/12054
    • An embolization delivery system (10) and a method of using said system by a physician to deliver an embolization coil (35) into the vasculature of a patient is disclosed. The embolization delivery system comprises a delivery tube (15) in the form of a catheter (15) or wire guide that may be reversibly inserted, a delivery catheter placed into the vasculature of a patient, a connector (30) disposed around and permanently coupled to the delivery tube, a detachable embolization coil disposed within a portion of the connector and held in place by compressive forces exerted by the connector, and a release mechanism (40) for detaching the embolization coil. The release mechanism includes a wire (50) with one end (51) being coupled to the catheter, a middle portion (52) being in contact with both the connector and coil, and a second end that may be manipulated in a predetermined manner by the attending physician. The manipulation of the wire splits part of the connector, thereby, reducing the compressive forces exerted by the connector onto the embolization coil and allowing the coil to detach from the embolization delivery system.
    • 公开了栓塞输送系统(10)和由医师使用所述系统将栓塞线圈(35)输送到患者的脉管系统中的方法。 栓塞递送系统包括导管(15)形式的输送管(15)或可逆地插入的导线引导件,放置在患者脉管系统中的输送导管,连接器(30) 设置在所述连接器的一部分内并且通过所述连接器施加的压缩力保持在适当位置的可拆卸栓塞线圈,以及用于分离所述栓塞线圈的释放机构(40)。 所述释放机构包括线(50),其一端(51)联接到所述导管,与所述连接器和线圈两者接触的中间部分(52)以及可以以预定方式被操纵的第二端 主治医师。 线的操作分裂连接器的一部分,从而减小由连接器施加到栓塞线圈上的压缩力,并允许线圈从栓塞输送系统脱离。
    • 6. 发明申请
    • ASPIRATION CATHETER WITH THROMBUS REMOVING DEVICE
    • 吸入式导管与THROMBUS移除装置
    • WO2010126786A1
    • 2010-11-04
    • PCT/US2010/032171
    • 2010-04-23
    • COOK INCORPORATEDTEKULVE, Kurt J.CAVETT, Meridith A.
    • TEKULVE, Kurt J.CAVETT, Meridith A.
    • A61M25/00A61B19/00
    • A61M25/0068A61B2017/320012A61B2090/701A61M25/0082A61M2025/0019A61M2025/0096
    • The present disclosure provides an aspiration catheter (20) for removing thrombus from a lumen of a hemodialysis catheter (100). One embodiment of the aspiration catheter comprises an elongate flexible shaft having a proximal end and a distal end. The aspiration catheter further comprises an operable device at the distal end of the elongate flexible shaft to be inserted through the lumen of the hemodialysis catheter. The operable device (30) is capable of being extended beyond a distal end of the lumen of the hemodialysis catheter. The operable device is configured to engage and remove thrombus from the lumen of the hemodialysis catheter. The aspiration catheter further comprises a source of negative pressure. The aspiration catheter further comprises a connector adapted to connect the source of negative pressure and the proximal end of the elongate flexible shaft. The elongate flexible shaft is configured to draw debris into the aspiration catheter.
    • 本公开提供了一种用于从血液透析导管(100)的内腔去除血栓的抽吸导管(20)。 抽吸导管的一个实施例包括具有近端和远端的细长柔性轴。 抽吸导管还包括在细长柔性轴的远端处的可操作装置,以插入通过血液透析导管的内腔。 可操作装置(30)能够延伸超过血液透析导管的内腔的远端。 可操作装置构造成从血液透析导管的内腔接合和去除血栓。 抽吸导管还包括负压源。 抽吸导管还包括适于连接负压源和细长柔性轴的近端的连接器。 细长柔性轴构造成将碎屑吸入吸入导管。
    • 8. 发明申请
    • COATED BALLOON CATHETER
    • 涂层气球吸管
    • WO2010120620A1
    • 2010-10-21
    • PCT/US2010/030355
    • 2010-04-08
    • COOK INCORPORATEDEATON, Elizabeth, A.SHIRLEY, Gary, B.
    • EATON, Elizabeth, A.SHIRLEY, Gary, B.
    • A61M29/02A61M25/10
    • A61M25/104A61M25/1011A61M2025/1013A61M2025/105A61M2025/1075A61M2025/1086
    • Catheter balloons (10) for delivering a bioactive (260) to a body vessel in a greater amount and/or more quickly are provided, as well as related methods of treatment. The catheter balloon may include a dual balloon assembly at the distal portion (300) of the catheter having an inner balloon (44), an outer balloon (42) with apertures (43) concentrically arrayed around the inner balloon, and a catheter shaft (30) adapted to deliver a carrier (270) through the apertures of the outer balloon. The bioactive is disposed on a portion of at least one of the inner and outer balloon surfaces. Radial outward expansion of the inner balloon urges the outer balloon into contact with the wall of the body vessel. The carrier is introducible within the catheter shaft to pass through the annular lumen (242) between the balloons and through the apertures of the outer balloon. The carrier interacts with the bioactive in order to release a therapeutically effective amount of drug to the wall of the body vessel.
    • 提供了用于以更大量和/或更快速地将生物活性物质(260)递送至体内血管的导管气球(10)以及相关的治疗方法。 导管球囊可以包括在导管的远端部分(300)处的双球囊组件,其具有内球囊(44),具有围绕内球囊同心排列的孔(43)的外球囊(42)和导管轴 30),其适于通过所述外球囊的孔输送载体(270)。 生物活性物质设置在内球囊表面和外球囊表面中的至少一个的一部分上。 内球囊的径向向外膨胀促使外球囊与体血管的壁接触。 载体可以在导管轴内引入,以穿过气囊之间的环形腔(242)并穿过外球囊的孔。 载体与生物活性物相互作用,以将治疗有效量的药物释放到人体血管的壁上。
    • 10. 发明申请
    • HEMOSTASIS VALVE ASSEMBLY
    • HEMOSTASIS阀组件
    • WO2010104694A1
    • 2010-09-16
    • PCT/US2010/025836
    • 2010-03-02
    • COOK INCORPORATEDMELSHEIMER, Jeffry, S.
    • MELSHEIMER, Jeffry, S.
    • A61M39/06
    • A61M39/06A61M39/0606
    • A valve assembly (10) for controlling a flow of fluid includes a housing (30) having a passageway (33 ), and a valve sheath(40) disposed interiorly of the housing, at least substantially along the housing passageway. The valve sheath includes a cylindrical valve body (42) having a pair of generally wedge-shaped voids (5OA, 52A) formed along opposing longitudinal sides of the valve body. Each of the wedge-shaped voids comprises first and second inwardly-directed sides that converge to define a generally linear edge. The edges are disposed along the valve body in a generally diagonal orientation with respect to a longitudinal axis through the valve body. The respective linear edges are structured and aligned in the valve body to meet along a passageway through the valve body interior in a manner to selectively close the valve body interior passageway, and to yield to permit passage of an interventional device therethrough.
    • 用于控制流体流动的阀组件(10)包括具有通道(33)的壳体(30)和至少基本上沿着壳体通道设置在壳体内部的阀套(40)。 阀套包括圆柱形阀体(42),其具有沿阀体的相对的纵向侧面形成的一对大致楔形的空隙(50A,52A)。 每个楔形空隙包括第一和第二向内指向的边,其汇合以限定大体上线性的边缘。 边缘沿着阀体以相对于穿过阀体的纵向轴线的大致对角线方向设置。 相应的线性边缘在阀体中被构造和对准,以便以选择性地关闭阀体内部通道的方式沿着通过阀体内部的通道相遇,并产生以允许介入装置通过其中的通道。