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    • 4. 发明授权
    • Trocar and cannula assembly having conical valve and related methods
    • 具有锥形阀和相关方法的套管针和插管组件
    • US07842013B2
    • 2010-11-30
    • US11807202
    • 2007-05-25
    • Gary W. HaberlandBrent Van CampMichael BennerDerrell James
    • Gary W. HaberlandBrent Van CampMichael BennerDerrell James
    • A61M5/178A61B17/34
    • A61B17/3498A61B17/3462A61B2017/00845A61B2017/3464
    • A trocar system for endoscopic surgery, cap assembly, and related methods are provided. The cap assembly includes a valve housing with an opening formed in line with an axis of the valve housing and also includes a valve positioned adjacent the opening of the valve housing. The valve body includes a proximal valve section including a valve ring positioned within the valve housing, and a distal valve section extending axially from the proximal valve section. The distal valve section includes a valve extension having a proximal and distal end portions, and a substantially conically shaped medial portion connected to and extending therebetween, wherein a plurality of friction-reduction features, preferably tear-drop shaped knobs, are disposed proximate the distal end portion and extending a distance in the medial portion of the valve. A valve opening is positioned in the distal end portion of the valve extension, adapted to individually and separately receive the elongate tools so that when any one of the elongate tools of varying diameter is positioned therethrough, electrostatic adhesion between the valve and the tool is minimized and a seal is maintained between peripheries of the valve extension surrounding the valve opening and outer peripheries of the inserted elongate tool.
    • 提供了一种内窥镜手术套管针系统,帽组件及相关方法。 盖组件包括阀壳体,其具有与阀壳体的轴线成直线形成的开口,并且还包括邻近阀壳体的开口定位的阀。 阀体包括近端阀部分,其包括定位在阀壳体内的阀环和从近端瓣膜部分轴向延伸的远侧阀部分。 所述远端瓣膜部分包括具有近端部分和远端部分的瓣膜延伸部,以及连接到其上并在其间延伸的基本上圆锥形的中间部分,其中多个摩擦减小特征,优选泪液形状的旋钮, 并且在阀的中间部分中延伸一段距离。 阀开口位于阀延伸部的远端部分中,适于单独地和分开地容纳细长工具,使得当任何一个具有不同直径的细长工具定位在其中时,阀和工具之间的静电粘附被最小化 并且在围绕阀开口的阀延伸件的外周和插入的细长工具的外周之间保持密封。
    • 6. 发明授权
    • Trocar and cannula assembly having conical valve and related methods
    • 具有锥形阀和相关方法的套管针和插管组件
    • US07585288B2
    • 2009-09-08
    • US11503314
    • 2006-08-15
    • Gary W. HaberlandBrent Van Camp
    • Gary W. HaberlandBrent Van Camp
    • A61M31/00A61M5/14A61B17/34
    • A61B17/3462A61B17/3498A61B2017/3464A61M39/0606A61M2039/0626A61M2039/0633A61M2039/0646A61M2039/0653A61M2039/0686
    • A trocar system for endoscopic surgery, cap assembly, and related methods are provided. The cap assembly includes a valve housing with an opening formed in line with an axis of the valve housing. The cap assembly also includes a valve positioned adjacent the opening of the valve housing. The valve includes a valve body with an annular-shaped valve opening for receiving elongate tools with differing diameters so that a seal is maintained between the valve opening and any of the plurality of elongate tools. The valve body includes a proximal valve section including a valve ring and positioned within the valve housing and includes a distal valve section extending axially from the proximal valve section. The distal valve section includes a valve extension having a proximal end portion, a distal end portion, and a substantially conically shaped medial portion connected to and extending therebetween. A valve opening is positioned in the distal end portion of the valve extension that is adapted to individually and separately receive the elongate tools so that when any one of the elongate tools is positioned through the valve opening, a seal is maintained between peripheries of the valve extension surrounding the valve opening and outer peripheries of the inserted elongate tool.
    • 提供了一种内窥镜手术套管针系统,帽组件及相关方法。 盖组件包括具有与阀壳体的轴线成直线形成的开口的阀壳体。 盖组件还包括邻近阀壳体的开口定位的阀。 阀包括具有环形阀开口的阀体,用于接收具有不同直径的细长工具,使得在阀开口和多个细长工具中的任一个之间保持密封。 阀体包括近端阀部分,其包括阀环并定位在阀壳体内并且包括从近端瓣膜部分轴向延伸的远侧阀部分。 远侧阀部分包括具有近端部分,远端部分和连接到它们之间并在其间延伸的基本上圆锥形的中间部分的瓣膜延伸部。 阀开口定位在阀延伸部的远端部分中,其适于单独和分开容纳细长工具,使得当任何一个细长工具通过阀开口定位时,在阀的周边之间保持密封 围绕阀开口的延伸部和插入的细长工具的外周。