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    • 2. 发明申请
    • SYSTEM AND METHOD FOR THE GUIDANCE OF A CATHETER IN ELECTROPHYSIOLOGIC INTERVENTIONS
    • 用于指导电生理干预中导管的系统和方法
    • WO2006079965A3
    • 2006-10-12
    • PCT/IB2006050239
    • 2006-01-23
    • KONINKL PHILIPS ELECTRONICS NVPHILIPS INTELLECTUAL PROPERTYWEESE JUERGENMOLLUS SABINEECK KAIBREDNO JOERG
    • WEESE JUERGENMOLLUS SABINEECK KAIBREDNO JOERG
    • A61B6/12A61B5/044A61B5/05
    • A61B5/042A61B6/12A61B6/4441A61B6/487A61B6/503A61B6/5288
    • The invention relates to a system and a method for the guidance of a catheter (20) with an electrode (21) in an electrophysiological procedure. A sequence of images (I1, ... Ik, ...) of the catheter (20) and of a resting reference catheter (30) is generated with an X-ray device (10) and stored together with the associated electrographic recordings from the electrodes (21, 31). A reference image (Ik) may then be selected from said sequence that corresponds to a desired electrographic pattern (Ek). In a next step, the positions (T, R) of the catheters (20, 30) are localized on the reference image (Ik), wherein the position (R) of the reference catheter (30) can be identified with the position of this catheter (30) on an actual image (I). Thus it is possible to determine on the actual image also a target position (T') for the catheter (20) that corresponds to the position (T) of this catheter (20) on the reference image (Ik). Said target position (T) may finally be indicated on a monitor (60) to assist the guidance of the catheter (20) to a desired location.
    • 本发明涉及用于在电生理学过程中引导具有电极(21)的导管(20)的系统和方法。 利用X射线装置(10)产生导管(20)和静止参考导管(30)的一系列图像(I 1,...,I k,...),并将其与相关联的电子照相记录 来自电极(21,31)。 然后可以从对应于期望的电子照相图案(Ek)的所述序列中选择参考图像(Ik)。 在下一个步骤中,导管(20,30)的位置(T,R)位于参考图像(Ik)上,其中参考导管(30)的位置(R)可以用 该导管(30)位于实际图像(I)上。 因此,有可能在实际图像上还确定与参考图像(Ik)上的该导管(20)的位置(T)对应的导管(20)的目标位置(T')。 所述目标位置(T)最终可以在监视器(60)上指示以辅助将导管(20)引导至期望的位置。