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    • 8. 发明申请
    • MULTI-TINE CUTTING DEVICE
    • 多切割切割装置
    • WO2015183408A1
    • 2015-12-03
    • PCT/US2015/024006
    • 2015-04-02
    • KYPHON SÀRL
    • GOSHAYESHGAR, Mojan
    • A61B17/32
    • A61B17/32002A61B17/1617A61B17/320016A61B2017/320032
    • A cutting device is provided that includes an outer tube. The outer tube includes an inner surface defining a passageway. An inner tube is movably disposed in the passageway such that a distal end of the inner tube extends beyond a distal end of the outer tube. The distal end of the inner tube includes a first cutting element. An inner surface of the inner tube defines a lumen. A shaft is slidably disposed in the lumen. The shaft has a distal end including a second cutting element. A deployment mechanism is coupled to a proximal end of the outer tube. The deployment mechanism includes a body, a push button disposed within the body and a collar disposed about the body. The shaft is fixed relative to the collar and the inner tube is fixed relative to the push button. Systems and methods are disclosed.
    • 提供了包括外管的切割装置。 外管包括限定通道的内表面。 内管可移动地设置在通道中,使得内管的远端延伸超出外管的远端。 内管的远端包括第一切割元件。 内管的内表面限定内腔。 轴可滑动地设置在内腔中。 轴具有包括第二切割元件的远端。 展开机构联接到外管的近端。 展开机构包括主体,设置在主体内的按钮和围绕身体设置的衣领。 轴相对于套环固定,内管相对于按钮固定。 公开了系统和方法。