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    • 5. 发明授权
    • Tissue removal device for neurosurgical and spinal surgery applications
    • 用于神经外科和脊柱手术应用的组织去除装置
    • US08496599B2
    • 2013-07-30
    • US12404407
    • 2009-03-16
    • Joseph L. Mark
    • Joseph L. Mark
    • A61B10/00
    • A61B17/320758A61B17/32002A61B17/3421A61B90/50A61B2017/00017A61B2017/320028
    • A tissue cutting device that is especially suited for neurosurgical applications is disclosed and described. The device includes a handpiece and an outer cannula in which a reciprocating inner cannula is disposed. The inner cannula includes a hinge between a body section and a cutting section that allows the cutting section to pivot when the inner cannula reciprocates within the outer cannula. A tissue collector is also provided and is in fluid communication with the lumen of the inner cannula. The outer and inner cannulae are offset from the motor and drive assembly, and the center of gravity of the device is in the forward part of the device, providing an ergonomic design that is particularly suited for neurosurgical applications.
    • 公开并描述了特别适用于神经外科应用的组织切割装置。 该装置包括手柄和外套管,其中设置有往复式内插管。 内套管包括在主体部分和切割部分之间的铰链,其允许切割部分在内套管在外套管内往复运动时枢转。 还提供组织收集器并与内套管的内腔流体连通。 外套管和内套管从电动机和驱动组件偏移,并且装置的重心位于装置的前部,提供特别适用于神经外科应用的人机工程学设计。
    • 8. 发明授权
    • Biopsy apparatus
    • 活检装置
    • US08277393B2
    • 2012-10-02
    • US10848278
    • 2004-05-18
    • Michael E. MillerJoseph L. MarkCharles ButcherJohn Phillip Hancock
    • Michael E. MillerJoseph L. MarkCharles ButcherJohn Phillip Hancock
    • A61B10/00
    • A61B10/025A61B10/0283A61B17/3498A61B2010/0208A61B2017/00973A61B2217/005A61B2217/007
    • A disposable tissue removal device comprising a cutting element mounted to a handpiece. The cutting element includes an outer cannula defining a tissue-receiving opening and an inner cannula concentrically disposed within the outer cannula. The outer cannula has a trocar tip at its distal end and a cutting board snugly disposed within the outer cannula. The inner cannula defines an inner lumen that extends the length of the inner cannula and terminates in an inwardly beveled, razor-sharp cutting edge. The inner cannula is driven by both a rotary motor and a reciprocating motor. At the end of its stroke, the inner cannula makes contact with the cutting board to completely sever the tissue. An aspiration vacuum is applied to the inner lumen to aspirate excised tissue through the inner cannula and into a collection trap that is removably mounted to the handpiece. The rotary and reciprocating motors are hydraulically powered through a hydraulic circuit. The hydraulic circuit includes a foot pedal that initiates aspiration vacuum, rotary motion and reciprocation of the inner cannula. The hydraulic circuit is configured so that the inner cannula closes the tissue-receiving opening before the foot pedal is depressed and automatically after the foot pedal is released.
    • 一种一次性组织去除装置,包括安装到手持件的切割元件。 切割元件包括限定组织接收开口的外套管和同心地设置在外套管内的内套管。 外套管在其远端具有套针针头,并且紧贴地设置在外插管内的切割板。 内套管限定内腔,其延伸内套管的长度并且终止于向内倾斜的剃刀锋利的切割边缘。 内套管由旋转马达和往复马达驱动。 在其行程结束时,内套管与切割板接触以完全切断组织。 将抽吸真空施加到内腔以通过内套管抽吸切除的组织并进入可拆卸地安装到手持件的收集阱。 旋转和往复式电动机通过液压回路液压动力。 液压回路包括启动吸入真空,旋转运动和内套管往复运动的脚踏板。 液压回路被构造成使得内部插管在踏板被压下之前关闭组织接收开口,并且在脚踏板被释放之后自动关闭。
    • 9. 发明授权
    • Adapter assembly for stereotactic biopsy
    • 用于立体定向活检的适配器组件
    • US08246551B2
    • 2012-08-21
    • US12624194
    • 2009-11-23
    • Michael E. MillerJoseph L. MarkRonald L. HofmannTerry D. Hardin
    • Michael E. MillerJoseph L. MarkRonald L. HofmannTerry D. Hardin
    • A61B10/00
    • A61B10/0275A61B90/11A61B2010/0208
    • An adapter is provided for use with a biopsy device that includes a cutting element having an outer cannula hub removably mounted to a handpiece. The cutting element includes an outer cannula connected to the outer cannula hub and an inner cannula disposed within the outer cannula and attached to the handpiece. The outer cannula hub allows removal of the handpiece and inner cannula from the outer cannula. The adapter includes a base, a cradle moveably mounted to the base and configured to rotatably support the biopsy device therein, and an indexing guide moveable with the cradle having a receptacle within which the outer cannula hub is rotatably received. The cradle and indexing guide are configured to inhibit rotation and axial movement of the biopsy device relative to the cradle, and facilitates removal of the handpiece and inner cannula from the outer cannula, while maintaining registration with the biopsy site.
    • 提供了一种与活检装置一起使用的适配器,该活检装置包括切割元件,该切割元件具有可移除地安装到手持件上的外套管毂。 切割元件包括连接到外套管毂的外套管和设置在外套管内并附接到手持件的内套管。 外套管套管允许从外套管移除手持件和内套管。 适配器包括基座,可移动地安装到基座并构造成可旋转地支撑其中的活检装置的支架,以及可移动地与支架一起移动的分度引导件,其具有可旋转地容纳外套管毂的插座。 托架和分度引导件被配置为抑制活检装置相对于托架的旋转和轴向移动,并且有助于从外套管移除手持件和内套管,同时保持与活检部位的对准。