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    • 94. 发明授权
    • Instrument for compensating for hand tremor during the manipulation of fine structures
    • 用于在精细结构的操纵期间补偿手颤的仪器
    • US06238384B1
    • 2001-05-29
    • US09142426
    • 1998-12-28
    • Ferdinand Peer
    • Ferdinand Peer
    • A61B1700
    • B25J19/00A61B17/062A61B34/70A61B34/75B25B7/12B25B9/00B25F5/00
    • An instrument for the manipulation of fine structures, said instrument detecting hand tremor and compensating for this hand tremor by effecting counter-movements of the working tip. The main area of application will probably lie in the field of microsurgery, since the operations performed in said field can be made difficult by the hand tremor of the operating surgeon. Here, the tremor is detected by movement sensors, by repeated analysis of the position of the handheld part (1) of the instrument, or by deriving electromyographic signals from the forearm of the operator. Intentional and unintentional movements are differentiated from one another on the basis of one or more criteria, such as movement amplitude, speed, frequency and direction. To compensate for undesired movements, signals are sent to an arrangement of actuators (3) which cause deflections of the movable part (4) of the instrument, which deflections at the tip of the instrument compensate for the hand tremor. When the instrument is used as a needle holder in surgery, the actuators (3) can also be controlled by push button in such a way that, by oscillations, they facilitate the penetration of the suture needle into the area being worked on.
    • 用于操纵精细结构的仪器,所述仪器通过进行工作尖端的反向移动来检测手颤和补偿该手震颤。 主要的应用领域可能在于显微手术领域,因为手术操作手抖可能使所述领域的手术变得困难。 这里,通过运动传感器,通过对仪器的手持部件(1)的位置的重复分析,或通过从操作者的前臂导出肌电信号来检测震颤。 基于一个或多个标准,例如运动幅度,速度,频率和方向,有意和无意的运动彼此不同。 为了补偿不期望的运动,信号被发送到致动器(3)的布置,其致使仪器的可移动部分(4)发生偏转,该仪器的尖端处的偏转补偿手部震颤。 当仪器在手术中用作针架时,致动器(3)也可以通过按钮来控制,使得通过振荡,它们有助于缝合针穿透到正在加工的区域中。
    • 95. 发明授权
    • Method and apparatus for performing minimally invasive surgical
procedures
    • 用于进行微创外科手术的方法和装置
    • US6063095A
    • 2000-05-16
    • US156994
    • 1998-09-18
    • Yulun WangDarrin R. UeckerKeith P. LabyJeff D. WilsonCharles S. JordanModjtaba GhodoussiJames W. Wright
    • Yulun WangDarrin R. UeckerKeith P. LabyJeff D. WilsonCharles S. JordanModjtaba GhodoussiJames W. Wright
    • A61B17/00A61B17/11A61B17/28A61B19/00A61B19/02A61B17/04
    • A61B34/75A61B34/30A61B34/35A61B34/37A61B34/70A61B34/76A61B34/77A61B2017/00243A61B2017/1135A61B2017/2927A61B2017/2929A61B46/10A61B50/00
    • A system for performing minimally invasive cardiac procedures. The system includes a pair of surgical instruments that are coupled to a pair of robotic arms. The instruments have end effectors that can be manipulated to hold and suture tissues. The robotic arms are coupled to a pair of master handles by a controller. The handles can be moved by the surgeon to produce a corresponding movement of the end effectors. The movement of the handles is scaled so that the end effectors have a corresponding movement that is different, typically smaller, than the movement performed by the hands of the surgeon. The scale factor is adjustable so that the surgeon can control the resolution of the end effector movement. The movement of the end effector can be controlled by an input button, so that the end effector only moves when the button is depressed by the surgeon. The input button allows the surgeon to adjust the position of the handles without moving the end effector, so that the handles can be moved to a more comfortable position. The system may also have a robotically controlled endoscope which allows the surgeon to remotely view the surgical site. A cardiac procedure can be performed by making small incisions in the patient's skin and inserting the instruments and endoscope into the patient. The surgeon manipulates the handles and moves the end effectors to perform a cardiac procedure such as a coronary artery bypass graft.
    • 用于执行微创心脏手术的系统。 该系统包括耦合到一对机器人臂的一对外科器械。 仪器具有能够操纵以保持和缝合组织的末端效应器。 机器人手臂通过控制器耦合到一对主手柄。 手柄可由外科医生移动以产生末端执行器的相应运动。 手柄的移动被缩放,使得末端执行器具有与由外科医生的手执行的运动不同的,通常较小的相应运动。 比例因子是可调节的,因此外科医生可以控制末端执行器运动的分辨率。 端部执行器的运动可以由输入按钮控制,使得当外科医生按下按钮时,末端执行器仅移动。 输入按钮允许外科医生调整手柄的位置而不移动末端执行器,使得手柄可以移动到更舒适的位置。 该系统还可以具有机器人控制的内窥镜,其允许外科医生远程观察手术部位。 可以通过在患者皮肤中进行小切口并将仪器和内窥镜插入患者来进行心脏手术。 外科医生操纵手柄并移动末端执行器以执行心脏手术,例如冠状动脉旁路移植物。