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    • 5. 发明申请
    • MEDICAL DELIVERY DEVICE CONSTRUCTION
    • 医疗设备施工
    • US20090264862A1
    • 2009-10-22
    • US12424100
    • 2009-04-15
    • Michael R. NeidertKenneth C. Gardeski
    • Michael R. NeidertKenneth C. Gardeski
    • A61M25/14
    • A61M25/0021A61M25/0023
    • A delivery device includes an outer sidewall and an inner sidewall extending therein. An outer surface of the inner sidewall defines a plurality of longitudinally extending grooves, each of which interlock with a corresponding inward protruding member of a plurality of longitudinally extending inward protruding members defined by an inner surface of the outer sidewall. A longitudinally extending lumen of the device, which may accommodate delivery of an implantable medical device, is defined, at least in part, by the inner surface of the inner sidewall. A slitting zone of the device, for example, provided by one of the sidewalls extending less than 360 degrees about a longitudinal axis of the device, enables removal of the delivery device from around the delivered device.
    • 输送装置包括外侧壁和在其中延伸的内侧壁。 内侧壁的外表面限定多个纵向延伸的槽,每个槽与由外侧壁的内表面限定的多个纵向延伸的向内突出构件的相应向内突出构件互锁。 至少部分地由内侧壁的内表面限定可容纳可植入医疗装置的输送的装置的纵向延伸的内腔。 例如,由围绕装置的纵向轴线延伸小于360度的侧壁之一提供的装置的切割区域使得能够从输送装置周围移除输送装置。
    • 6. 发明授权
    • System and method for placing a medical electrical lead
    • 放置医用电线的系统和方法
    • US06697677B2
    • 2004-02-24
    • US09826730
    • 2001-04-05
    • Roger DahlBrad D. PedersenDuane ZytkoviczKenneth C. Gardeski
    • Roger DahlBrad D. PedersenDuane ZytkoviczKenneth C. Gardeski
    • A61N105
    • A61N1/056A61N2001/0578A61N2001/058A61N2001/0585
    • An improved system and method that is capable of delivering multiple electrode assemblies to predetermined implant sites within a body is disclosed. The system includes an elongated member such as an introducer sheath. The introducer includes an elongated channel along at least a distal end portion of the introducer. The elongated channel opens to the exterior surface of the introducer through an elongated slot. One or more electrode assemblies may be retained within the elongated channel such that the leads exit the introducer via the elongated slot. The elongated introducer further includes a lumen that is in fluid communication with channel through openings, or gaps. The electrode assemblies are loaded within the channel at predetermined positions with respect to the openings. A distal end of a stiffening member such as a stylet may then be advanced within the lumen and through a selected one of the openings to engage an electrode assembly. The distal end of the stylet, along with the electrode assembly, is pushed in a distal direction within the channel until the electrode assembly exits the channel at a predetermined implant site. The stylet is then de-coupled from the electrode assembly, and the distal end is again retracted into the lumen. The distal end of the stiffening member may be re-directed into a different opening to engage a second electrode assembly. After the introducer is repositioned at a second implant site, the second electrode assembly may be deployed in a manner similar to that discussed above. The process may be repeated to deploy an array of electrodes. According to one aspect of the invention, the stylet distal end is canted to extend from the lumen of the introducer into the channel.
    • 公开了能够将多个电极组件递送到体内预定植入部位的改进的系统和方法。 该系统包括细长构件,例如导引器护套。 导引器包括沿导引器的至少远端部分的细长通道。 细长通道通过细长的槽向导引器的外表面开口。 一个或多个电极组件可以保持在细长通道内,使得引线经由细长槽离开导引器。 细长导引器还包括与通道通过开口或间隙流体连通的内腔。 电极组件相对于开口在预定位置处装载在通道内。 然后,诸如探针之类的加强构件的远端可以在内腔内并通过选定的一个开口进入以接合电极组件。 探针的远端与电极组件一起沿通道内的远端方向推动,直到电极组件在预定的植入部位离开通道。 然后将探针从电极组件脱耦合,并且远端再次缩回到内腔中。 加强构件的远端可以被重新引导到不同的开口中以接合第二电极组件。 在导引器在第二植入位置重新定位之后,第二电极组件可以以与上述相似的方式展开。 可以重复该过程以展开电极阵列。 根据本发明的一个方面,探针的远端倾斜以从导引器的内腔延伸到通道中。
    • 7. 发明授权
    • Introducer system
    • 介绍系统
    • US06379346B1
    • 2002-04-30
    • US09552250
    • 2000-04-18
    • Michael E. McIvorKenneth C. GardeskiPedro A. MeregotteMatthew D. BonnerTimothy G. LaskeLinda L. Lach
    • Michael E. McIvorKenneth C. GardeskiPedro A. MeregotteMatthew D. BonnerTimothy G. LaskeLinda L. Lach
    • A61M2500
    • A61M25/0668A61M25/01A61M2025/0675
    • An introducer is structured with an elongated tube having first and second lumens. A molded handle is coupled to the proximal end of the tube with an opening aligned with the first lumen. Further, a wall adjacent the opening of the handle defines a slot and is located diametrically opposite the second lumen. A tubular reinforcement member is located within the second lumen and the handle is provided with a second opening, thereby having a communication with the second lumen. In another embodiment a lead/catheter introducer includes an implantable lead or catheter having an elongated first lumen through which the lead or catheter passes and a second lumen extends parallel to the first lumen along at least a distal portion thereof. A tubular reinforcement member is disposed within the second lumen. The tubular reinforcement member further includes an internal lumen and a curvable stylet disposed in the lumen.
    • 导引器构造有具有第一和第二腔的细长管。 模制手柄与管的近端连接,开口与第一内腔对准。 此外,与手柄的开口相邻的壁限定了狭槽,并且位于与第二内腔完全相对的位置。 管状加强构件位于第二内腔内,手柄设置有第二开口,从而与第二腔相连通。 在另一个实施例中,引导/导管导引器包括具有细长的第一内腔的可植入引线或导管,所述引导件或导管通过所述细长的第一内腔,并且沿其至少其远端部分平行于所述第一内腔延伸的第二腔。 管状加强构件设置在第二内腔内。 管状加强构件还包括内腔和设置在内腔中的可调节探针。