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    • 2. 发明授权
    • Device on lead to prevent perforation and/or fixate lead
    • 导线上的装置,以防止穿孔和/或固定铅
    • US08239039B2
    • 2012-08-07
    • US11215786
    • 2005-08-30
    • Paul E. ZaremboYongxing ZhangMatthew FinlayJeffrey P. Bodner
    • Paul E. ZaremboYongxing ZhangMatthew FinlayJeffrey P. Bodner
    • A61N1/05
    • A61N1/057A61N2001/0578A61N2001/0585
    • This document discusses, among other things, a lead body extending longitudinally along a lead axis, a driver axially displaceable relative to the lead body, and a driven member coupled to the lead body and displaceable away from the lead axis. The driven member at least partially defines an expandable passage having at least one internal dimension. The driver is displaceable into the expandable passage and has at least one outer dimension that is larger than the at least one internal dimension of the expandable passage. An example method includes disposing a first member having a first cross-section in a lead assembly having a lead axis, an expandable passage, and a displaceable member proximate the expandable passage. The method further includes urging the first member into the expandable passage in the lead assembly, and urging the displaceable member away from the lead axis to expand the expandable passage.
    • 本文件尤其讨论了沿着引线轴线纵向延伸的引线本体,相对于引线主体轴向移位的驱动器以及耦合到引线主体并且可远离引导轴线移位的从动元件。 从动构件至少部分地限定具有至少一个内部尺寸的可扩张通道。 驾驶员可移动到可扩张通道中并且具有比可扩张通道的至少一个内部尺寸大的至少一个外部尺寸。 示例性方法包括将具有第一横截面的第一构件布置在具有引导轴线的引导组件中,可扩展通道和靠近可扩展通道的可移位构件。 所述方法还包括将所述第一构件推入所述引导组件中的所述可膨胀通道中,并且将所述可移位构件推离所述引导轴线以使所述可扩张通道膨胀。
    • 7. 发明授权
    • Co-radial lead with extendable/retractable fixation mechanism and apparatus therefor
    • 具有可伸缩固定机构的同向径向引线及其装置
    • US07983764B2
    • 2011-07-19
    • US11202459
    • 2005-08-12
    • Jeffrey P. BodnerWalter C. LarocheChristopher P. Knapp
    • Jeffrey P. BodnerWalter C. LarocheChristopher P. Knapp
    • A61N1/00
    • A61N1/0573
    • A lead assembly comprises a lead body extending from a lead proximal end portion to a lead distal end portion with at least one conductor disposed therein. A lead lumen extends within the lead body and is dimensioned and configured to removably and rotatably seat a driver therein. The driver includes a driver body extending from a driver proximal end to a driver distal end and having a stylet or guidewire lumen disposed therein. An extendable and retractable active fixation mechanism is disposed at the lead distal end portion. The active fixation mechanism is actuatable by rotation of the driver. In one example, the at least one conductor includes a first conductor and a second conductor, in which the first conductor is co-radial with the second conductor. In another example, the driver distal end includes a portion extractably engagable with the lead distal end portion.
    • 引线组件包括从引线近端部分延伸到引线远端部分的引线主体,其中布置有至少一个导体。 引导腔在引线体内延伸,并且其尺寸和构造可移动地且可旋转地将驱动器安置在其中。 驾驶员包括从驾驶员近端延伸到驾驶员远端并且具有设置在其中的探针或导丝腔的驾驶员主体。 可伸缩主动固定机构设置在引线远端部分。 主动固定机构可通过驾驶员的旋转而致动。 在一个示例中,所述至少一个导体包括第一导体和第二导体,其中第一导体与第二导体同向径向。 在另一个示例中,驱动器远端包括可抽出地与引线远端部分接合的部分。