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    • 2. 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。
    • 5. 发明申请
    • CONTROL INTERFACE FOR LAPAROSCOPIC SUTURING INSTRUMENT
    • 腹腔镜仪器的控制界面
    • WO2013155155A2
    • 2013-10-17
    • PCT/US2013/035927
    • 2013-04-10
    • ETHICON ENDO-SURGERY, INC.
    • MARTIN, David, T.WOODARD, James A., Jr.
    • A61B17/04
    • A61B17/0469A61B17/0491A61B17/0625A61B34/35A61B2017/00477A61B2034/302
    • An apparatus comprises an end effector, a shaft assembly, and a drive assembly. The end effector comprises needle receiving arms operable to grasp a needle. The drive assembly comprises drive members that are rotatable about respective drive axes that are perpendicular to the axis of the shaft assembly. The drive assembly is operable to drive the needle receiving arms to selectively engage and disengage the needle; and to selectively pass the needle from one needle receiving arm to the other needle receiving arm. The drive assembly provides an interface to a controller that is operable via a remote user interface. The drive assembly may include helical gears, clutch assemblies, a rack and pinion, or other components to convert motion of the drive members into motion at the end effector.
    • 一种装置包括端部执行器,轴组件和驱动组件。 末端执行器包括可操作地抓住针的针接收臂。 驱动组件包括可围绕垂直于轴组件的轴线的相应驱动轴线旋转的驱动构件。 驱动组件可操作以驱动针接收臂以选择性地接合和脱离针; 并且将针从一个针接收臂选择性地传递到另一个针接收臂。 驱动器组件提供到可经由远程用户界面操作的控制器的接口。 驱动组件可以包括螺旋齿轮,离合器组件,齿条和小齿轮或用于将驱动构件的运动转换成在末端执行器处运动的其他部件。