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    • 2. 发明申请
    • TECHNIQUE FOR REGISTERING IMAGE DATA OF AN OBJECT
    • 用于注册对象的图像数据的技术
    • US20110069867A1
    • 2011-03-24
    • US12886823
    • 2010-09-21
    • Ulrich BuehnerLars MetzAmir SarvestaniHans Schoepp
    • Ulrich BuehnerLars MetzAmir SarvestaniHans Schoepp
    • G06K9/00G06K9/32
    • A61B34/20A61B90/39A61B2017/00221A61B2017/00951A61B2034/2055A61B2034/2065A61B2034/2068A61B2034/2072A61B2090/0818A61B2090/363A61B2090/374A61B2090/3762A61B2090/3983A61B2090/3995
    • A technique of registering image data of an object 112 with at least one of a location and an orientation of the object 112 is provided. A method embodiment of this technique comprises the step of providing three-dimensional image data generated for the object 112, the image data being representative of at least a portion of the object 112 and of reference markings 130 associated with the object 112. The reference markings 130 have a known spatial relationship with a registration tracker 122 adapted to be tracked by a navigation system 100. The method further comprises providing registration tracking data representative of at least one of a spatial location and a spatial orientation of the registration tracker 122 and providing object tracking data representative of at least one of a spatial location and a spatial orientation of an object tracker adapted to be tracked by the navigation system. The object tracker 124 has a fixed spatial relationship with the object 112. In a next step, the method calculates from the registration tracking data and the object tracking data for a given point in time the relative position between the registration tracker 122 and the object tracker 124. Than, registered image data is generated representative of at least one of the location and the orientation of the object 112 taking into account the spatial relationship between the reference markings 130 and the registration tracker 122 on the one hand and the relative position between the registration tracker 122 and the object tracker 124 on the other.
    • 提供了用对象112的位置和取向中的至少一个来登记对象112的图像数据的技术。 该技术的方法实施例包括提供为对象112生成的三维图像数据的步骤,图像数据表示对象112的至少一部分以及与对象112相关联的参考标记130.参考标记 130具有与适于由导航系统100跟踪的注册跟踪器122的已知的空间关系。该方法还包括提供表示注册跟踪器122的空间位置和空间取向和提供对象中的至少一个的注册跟踪数据 跟踪表示适于由导航系统跟踪的对象跟踪器的空间位置和空间取向中的至少一个的数据。 对象跟踪器124与对象112具有固定的空间关系。在下一步骤中,该方法针对给定时间点的注册跟踪数据和对象跟踪数据计算注册跟踪器122和对象跟踪器之间的相对位置 考虑到参考标记130和注册跟踪器122之间的空间关系以及一方面的相对位置之间的相对位置,生成表示对象112的位置和取向中的至少一个的登记图像数据。 注册跟踪器122和对象跟踪器124。
    • 3. 发明授权
    • Axial surgical trajectory guide, and method of guiding a medical device
    • 轴向手术轨迹指南,以及引导医疗器械的方法
    • US09387008B2
    • 2016-07-12
    • US13228083
    • 2011-09-08
    • Amir SarvestaniHans SchoeppKlaus Welte
    • Amir SarvestaniHans SchoeppKlaus Welte
    • A61B5/05A61B17/34A61B19/00A61B17/00
    • A61B17/3403A61B5/05A61B90/11A61B2017/00221A61B2017/3407A61B2090/067
    • A surgical trajectory guide to guide a medical device to a pivot point has a base that can be attached to a patient, an axial guide member connected with the base and aligned with a pivot point along a first axis in fixed relation to the base and a second axis perpendicular to the first axis. The guide member has a longitudinal axis, and is connected to the base such that the longitudinal axis always passes through the pivot point, and the axial guide member is prevented from rotating around the longitudinal axis. The guide further has at least one electronic angle sensor that can automatically sense a first angle of the axial guide member relative to the local gravity vector about the first axis and a second angle of the axial guide member relative to the local gravity vector about the second axis without having to level the base.
    • 用于将医疗装置引导到枢转点的手术轨迹引导件具有可以附接到患者的基部,与基部连接的轴向引导构件并且与第一轴线的枢轴点以固定的关系对准,并且 第二轴垂直于第一轴。 引导构件具有纵向轴线,并且连接到基座,使得纵向轴线总是通过枢转点,并且防止轴向引导构件围绕纵向轴线旋转。 引导件还具有至少一个电子角度传感器,其能够相对于围绕第一轴线的局部重力矢量自动感测轴向引导构件的第一角度,并且轴向引导构件相对于围绕第二轴线的局部重力矢量的第二角度 而不必对基座进行调平。
    • 10. 发明授权
    • System for and method of visualizing an interior of body
    • 身体内部可视化的系统和方法
    • US09248000B2
    • 2016-02-02
    • US12583148
    • 2009-08-14
    • Amir SarvestaniHans SchoeppKlaus Welte
    • Amir SarvestaniHans SchoeppKlaus Welte
    • A62B1/04A61B19/00
    • A61B34/20A61B90/361A61B2034/2055A61B2090/365A61B2090/372A61B2090/3937A61B2090/3983A61B2090/3995
    • A navigation system includes a display monitor, a CPU, and a camera, wherein the camera is mounted to a back side of the display monitor to form a monitor unit. One or more reference units are placed on a body while acquiring an image data set, and are tracked during a surgical operation by the monitor unit to register and correlate a position of a visual image of an exterior surface of the body with the image data set including information concerning internal structures of the body. The image data set is displayed on the display monitor superimposed in registration over the visible image of the exterior of the body with an angle of view and aperture in accordance with the actual position of the camera, whereby the display monitor displays the internal structures corresponding to the line-of-sight of the camera and the observer.
    • 导航系统包括显示监视器,CPU和照相机,其中相机被安装到显示监视器的背面以形成监视器单元。 一个或多个参考单元被放置在身体上,同时获取图像数据集,并且在外科手术期间由监视器单元跟踪身体的外部表面的视觉图像的位置与图像数据集 包括有关身体内部结构的信息。 根据照相机的实际位置,将图像数据组显示在显示监视器上,该显示监视器重叠地按照摄像机的实际位置以对角度和光圈对准在身体外观的可视图像上,由此显示监视器显示对应于 摄像机和观察者的视线。