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    • 5. 发明申请
    • LAPAROSCOPIC SUTURING INSTRUMENT WITH COAXIAL DRIVE SHAFTS
    • 具有同轴驱动器的LAPAROSCOPIC SUTURING仪器
    • WO2013158622A1
    • 2013-10-24
    • PCT/US2013/036752
    • 2013-04-16
    • ETHICON ENDO-SURGERY, INC.
    • WOODARD, James A., Jr.LESKO, Jason R.WHITE, William J.MARTIN, David T.BRICKNER, Aaron J.
    • A61B17/04A61B17/062
    • A61B17/0469A61B17/0491A61B17/0625A61B2017/00734A61B2017/0608A61B2017/061
    • A suture needle driving instrument (10) comprises a shaft assembly (100), an end effector (200), and a grasping actuation assembly (20). The end effector is located at the distal end of the shaft assembly and includes a pair of grasping arms (210,250). Each grasping arm comprises a respective pair of jaws (220,230,260,270). Each pair of jaws is operable to cooperate to grasp and release a suture needle (50). The grasping actuation assembly is operable to drive one jaw of each pair in one direction while simultaneously driving the other jaw of the pair in an opposite direction, to selectively grasp or release the suture needle. The shaft assembly includes two pairs of parallel concentric shafts (240,244,280,284), which form part of the actuation assembly. Each shaft pair is operable to drive a respective internal drive shaft having separate threaded regions (246,248,286,288) with opposing pitch. The instrument may be used through a trocar during minimally invasive surgery. The instrument may include a handpiece (22) with an integral motor (28). The drive assembly is operable to drive the end effector assembly via the shaft assembly. The drive assembly is operable to convert a single rotary input into at least two rotary outputs. In some versions, the drive assembly comprises a plurality of shaft assemblies that include an input shaft, a first output shaft, a second output shaft, and a third output shaft. The drive assembly is operable to selectively rotate and hold the shaft assemblies in accordance with a predetermined sequence, such as to perform tissue suturing through a trocar in a minimally invasive surgical procedure.
    • 缝合针驱动器(10)包括轴组件(100),端部执行器(200)和抓握致动组件(20)。 末端执行器位于轴组件的远端,并且包括一对把持臂(210,250)。 每个抓握臂包括相应的一对夹爪(220,230,260,270)。 每对钳口可操作以配合以抓住和释放缝合针(50)。 抓握致动组件可操作以在一个方向上驱动每对的一个钳口,同时沿相反方向驱动该对的另一个钳口,以选择性地抓住或释放缝合针。 轴组件包括两对平行的同心轴(240,244,280,284),其形成致动组件的一部分。 每个轴对可操作以驱动具有相对间距的具有单独螺纹区域(246,248,286,288)的相应内部驱动轴。 在微创手术中可以通过套管针使用该器械。 仪器可以包括具有一体式马达(28)的手持件(22)。 驱动组件可操作以经由轴组件驱动端部执行器组件。 驱动组件可操作以将单个旋转输入转换成至少两个旋转输出。 在一些形式中,驱动组件包括多个轴组件,其包括输入轴,第一输出轴,第二输出轴和第三输出轴。 驱动组件可操作以根据预定顺序选择性地旋转和保持轴组件,例如以微创外科手术通过套管针进行组织缝合。
    • 10. 发明公开
    • ELECTROSURGICAL DEVICE WITH DISPOSABLE SHAFT HAVING CLAMSHELL COUPLING
    • ELEKTROCHIRURGISCHE VORRICHTUNG MIT EINWEGSELLSCHAFT MIT ZWEITEILIGER KUPPLUNG
    • EP2967722A1
    • 2016-01-20
    • EP14708178.0
    • 2014-02-14
    • Ethicon Endo-Surgery, Inc.
    • PARIHAR, Shailendra K.MARTIN, David T.WHITE, William J.
    • A61B18/14A61B17/00
    • A surgical device for operating on tissue comprises an end effector, a disposable shaft assembly, and an interface assembly. The shaft assembly comprises an articulation section operable to provide deflection of the end effector relative to the longitudinal axis of the shaft. The interface assembly comprises a plurality of pivotable base sections. The interface assembly comprises a plurality of drive components associated with drive shafts driven by an external system and each drive component is associated with a section of the base. The drive components are operable to cause rotation of one or both of the shaft or end effector and movement of components of the end effector. The drive components are further operable to cause articulation of the articulation section. The base sections are pivotable toward each other to couple with the shaft assembly or away from each other to disengage the shaft assembly.
    • 用于在组织上操作的外科装置包括端部执行器,一次性轴组件和界面组件。 轴组件包括可操作以提供端部执行器相对于轴的纵向轴线的偏转的关节运动部分。 接口组件包括多个可枢转的基部。 接口组件包括与由外部系统驱动的驱动轴相关联的多个驱动部件,并且每个驱动部件与基部的一部分相关联。 驱动部件可操作以引起轴或端部执行器中的一个或两者的旋转以及端部执行器的部件的移动。 驱动部件进一步可操作以引起铰接部分的铰接。 底座部分可彼此枢转以与轴组件相耦合或彼此远离以使轴组件脱离。