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    • 31. 发明授权
    • Introducer system
    • 介绍系统
    • US06280433B1
    • 2001-08-28
    • US09392715
    • 1999-09-09
    • Michael E. McIvorKenneth C. GardeskiPedro A. MeregotteMathew D. BonnerTimothy G. LaskeLinda L. Lach
    • Michael E. McIvorKenneth C. GardeskiPedro A. MeregotteMathew D. BonnerTimothy G. LaskeLinda L. Lach
    • A61M2500
    • A61M25/0668A61M25/01A61M2025/0675
    • An introducer or guide catheter for directing an implantable medical device such as a lead or catheter to a desired location within a patient's body. In one embodiment of the invention, the introducer comprises a two-lumen tube. A first lumen is configured to receive the implantable medical device that is to be introduced. A second lumen is provided to receive an insertable, elongated guiding member such as a stylet, which may be shapable in various orientations, and which may be used to alter the configuration of the introducer. The second lumen may be provided with an internal coil or other tubular reinforcement member to prevent perforation of this lumen by the guiding member when the introducer is in the patient's body. In order to facilitate removal of the introducer over an implantable medical device having a connector or fitting that is larger than the internal diameter of the first lumen, the introducer may be adapted to be slit or split along its length. In some embodiments of the invention, the introducer may be rendered splittable by provision of a weakened zone along its length. According to yet another aspect of the invention, the introducer may be provided with a luer lock at its proximal end to facilitate connection of the introducer to a hemostasis valve, t-fitting, or the like.
    • 导引器或引导导管,用于将诸如引线或导管的可植入医疗装置引导到患者体内的期望位置。 在本发明的一个实施例中,导引器包括两腔管。 第一管腔被配置为接收待引入的可植入医疗装置。 提供第二内腔以接收可插入的细长引导构件,例如探针,其可以以各种取向成形,并且其可以用于改变导引器的构造。 第二内腔可以设置有内部线圈或其他管状加强构件,以在导引器位于患者体内时防止引导构件对该内腔穿孔。 为了便于在具有大于第一内腔的内径的连接器或配件的可植入医疗装置上移除导引器,导引器可以适于沿着其长度被切割或分开。 在本发明的一些实施例中,导引器可以通过沿着其长度提供弱化区域而被分解。 根据本发明的另一方面,导引器在其近端可以设置有鲁尔锁,以便于将导引器连接到止血阀,t形配件等。
    • 33. 发明申请
    • Steerable Medical Device Having Means For Imparting Multiple Curves in the Device
    • 具有装置中多个曲线的手段的可导向医疗装置
    • US20110270170A1
    • 2011-11-03
    • US12771333
    • 2010-04-30
    • Kenneth C. GardeskiRonald Alan Drake
    • Kenneth C. GardeskiRonald Alan Drake
    • A61M25/092A61M25/00
    • A61M25/0136A61M25/0133
    • A steerable elongated medical device that is capable of forming as “s” shaped bend. The devices include an outer tube extending between an outer tube proximal segment and an outer tube distal segment, having an outer tube wall forming an outer tube lumen and first and second elongated outer tube slots through the outer tube wall to the outer tube lumen. The first elongated outer tube slot has a first portion and a second portion and formed between a first outer tube slot proximal end and a first outer tube slot distal end and extending axially along the outer tube distal segment through a first outer tube slot length to define a first cutaway portion of the outer tube. The second elongated outer tube slot has a first portion and a second portion and formed between a second outer tube slot proximal end and a second outer tube slot distal end and extending axially along the outer tube distal segment through a second outer tube slot length to define a second cutaway portion of the outer tube and offset about 180 degrees from the first elongated outer tube slot. Each of the first and second outer tube slots have reinforcing sleeves, each of the reinforcing sleeves having reinforcing sleeve slot portions and reinforcing sleeve overlap portions.
    • 一种能够形成“s”形弯曲的可操纵的细长医疗装置。 这些装置包括在外管近端段和外管远端段之间延伸的外管,其具有形成外管腔的外管壁和穿过外管壁到外管内腔的第一和第二细长外管狭槽。 第一细长外管狭槽具有第一部分和第二部分,并且形成在第一外管狭缝近端和第一外管狭槽远端之间,并且通过第一外管狭槽长度沿着外管远端段轴向延伸以限定 外管的第一切除部分。 第二细长外管狭槽具有第一部分和第二部分,并且形成在第二外管狭缝近端和第二外管狭槽远端之间,并且通过第二外管狭槽长度沿着外管远端段轴向延伸以限定 外管的第二切口部分并且与第一细长外管狭槽偏移大约180度。 第一和第二外管槽中的每一个具有加强套管,每个加强套管具有加强套管槽部分和加强套管重叠部分。
    • 38. 发明授权
    • Multilumen body for an implantable medical device
    • 用于可植入医疗器械的多组织体
    • US07130700B2
    • 2006-10-31
    • US10299484
    • 2002-11-19
    • Kenneth C. GardeskiMichael R. Leners
    • Kenneth C. GardeskiMichael R. Leners
    • A61N1/375A61B19/00
    • A61M25/0023A61M25/0021A61M25/0032A61M2025/0036
    • A splined multilumen body for use in elongated medical devices is provided for carrying multiple conductors, wires or cables to multiple device components along the device body. Open lumens may be provided through which medical devices or therapies may be delivered. The multilumen body is constructed from a generally tubular outer member having inward-radiating splines that mate with outward-radiating splines on a generally tubular inner member. Lumens formed between sets of mated splines isolate conductors carried therein. Interaction of mated splines provides good torque transfer between outer and inner members. Materials for fabricating outer and inner members may be selected to achieve desired torque transfer properties, flexibility, and surface friction.
    • 提供用于细长医疗装置的花键多体体,用于沿着装置主体将多个导体,电线或电缆携带到多个装置部件。 可以提供开放的流明,通过该腔可以递送医疗装置或治疗物。 多腔体由大致管状的外部构件构成,该外部构件具有与大致管状的内部构件上的向外辐射花键相配合的向内辐射花键。 在组合的配对花键之间形成的流明隔离导体中的导体。 配对花键的相互作用提供了外部和内部构件之间良好的扭矩传递。 可以选择用于制造外部和内部构件的材料以实现期望的扭矩传递特性,柔性和表面摩擦。
    • 39. 发明授权
    • System and method for placing endocardial leads
    • 放置心内膜导管的系统和方法
    • US06934589B2
    • 2005-08-23
    • US09827108
    • 2001-04-05
    • Stephen SundquistArnold ThorntonRoger DahlDuane ZytkoviczKenneth C. Gardeski
    • Stephen SundquistArnold ThorntonRoger DahlDuane ZytkoviczKenneth C. Gardeski
    • A61N1/05A61N1/00
    • A61N1/056A61N2001/0578A61N2001/0585
    • An improved system and method for deploying medical electrical leads is disclosed. The system includes a guiding device such as a guidewire used to navigate the vascular system of a body. The guiding device includes a fixation member that can be deployed to maintain the guiding device at a desired location within the vascular system. The fixation member may be an inflatable device such as a balloon, or alternatively, may be an expandable device constructed of flexible fibers that has both an expanded and a contracted state. The system may further include a coupling member located adjacent to the guiding device. The coupling member may be a rail extending distally from a proximal end of the guiding device to a point proximal the fixation member. In an alternative embodiment of the invention, the coupling member is a channel included in the body of the guiding device adapted to slidably engage an electrode assembly. The coupling member is adapted to allow the electrode assembly to be slid to the distal end of the coupling member and deployed at a predetermined implant site. In one embodiment of the invention, the coupling member is movable with respect to the guiding device. This allows the coupling member to be re-positioned to multiple implant sites to deploy more than one electrode while the fixation mechanism remains stationary within a patient's vascular system. According to yet another aspect of the invention, the guiding device includes a lumen to delivery fluoro visible medium.
    • 公开了用于部署医疗电引线的改进的系统和方法。 该系统包括诸如用于导航身体的血管系统的导丝的引导装置。 引导装置包括可以部署以将引导装置保持在血管系统内的期望位置的固定构件。 固定构件可以是诸如气囊的可充气装置,或者可替代地,可以是由具有膨胀和收缩状态的柔性纤维构成的可扩张装置。 该系统还可以包括邻近引导装置定位的联接构件。 联接构件可以是从引导装置的近端向靠近固定构件的点向远侧延伸的轨道。 在本发明的替代实施例中,联接构件是包括在引导装置的主体中的通道,其适于可滑动地接合电极组件。 联接构件适于允许电极组件滑动到联接构件的远端并且在预定的植入位置展开。 在本发明的一个实施例中,联接构件可相对于引导装置移动。 这允许将联接构件重新定位到多个植入位置以展开多于一个电极,同时固定机构在患者的血管系统内保持静止。 根据本发明的另一方面,引导装置包括用于输送氟可见介质的内腔。