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    • 4. 发明申请
    • Method for producing an electrophysiological map of the heart
    • 产生心脏电生理图的方法
    • US20110021903A1
    • 2011-01-27
    • US12599225
    • 2008-05-11
    • Gera StrommerUzi EichlerLiat SchwartzArnit Cohen
    • Gera StrommerUzi EichlerLiat SchwartzArnit Cohen
    • A61B5/042A61N1/362A61B8/12A61B5/055A61B5/053A61B6/00
    • A61B5/042A61B5/04011A61B5/7445A61B6/503A61B6/504A61B34/20A61B34/25A61B90/36A61B2034/105A61B2034/2051A61B2090/364
    • Method for producing an electrophysiological map of a heart of the body of a patient, the method including the procedures of determining a respective target point location, and a respective probe orientation, confirming that the tip of a probe catheter is located at the respective target point location, confirming that the tip is oriented at the respective probe orientation, measuring the heart parameter value at each of the respective target point locations, and superimposing a plurality of representations respective of the heart parameter value, the respective target point location, and the respective probe orientation being determined with respect to heart parameter value which is to be measured, for each of a plurality of target points within the heart, the tip of a probe catheter being confirmed that it is located at the respective target point location, by comparing the currently detected location of the tip, with the respective target point location, the tip being confirmed that it is oriented at the respective probe orientation, by comparing the currently detected orientation of the tip, with the respective probe orientation, heart parameter value being measured at each of the respective target point locations, by a heart parameter sensor located at the tip, the representations respective of the at least one heart parameter value, being superimposed on an image of the heart, at the respective target point location, to produce the electrophysiological map.
    • 用于产生患者身体的心脏的电生理图的方法,所述方法包括确定各个目标点位置的程序和相应的探针取向,确认探针导管的尖端位于相应的目标点 确定所述尖端被定向在相应的探针方向,测量各个目标点位置中的每一个处的心脏参数值,并且叠加多个表示心脏参数值,相应目标点位置和相应的目标点位置 针对心脏中的多个目标点中的每一个确定针对待测量的心脏参数值的探针取向,通过将探针导管的尖端确定为位于相应的目标点位置, 当前检测到尖端的位置,具有相应的目标点位置,尖端被确认 通过将位于尖端处的心脏参数传感器,通过比较当前检测到的尖端的取向与相应的探针取向,在各个目标点位置的每一个处测量的心脏参数值, 在相应的目标点位置处叠加在心脏图像上的至少一个心脏参数值的表示,以产生电生理图。
    • 9. 发明授权
    • Method and system for navigating through an occluded tubular organ
    • 通过封闭的管状器官导航的方法和系统
    • US08676300B2
    • 2014-03-18
    • US11856415
    • 2007-09-17
    • Gera StrommerUzi EichlerAdrian Herscovici
    • Gera StrommerUzi EichlerAdrian Herscovici
    • A61B6/00
    • A61B5/06A61B6/12A61B6/466A61B6/481A61B6/487A61B6/503A61B6/504A61B6/5217A61B6/5235A61B6/5247A61B6/541A61B6/547G06K9/32G06K2209/057G06T7/564G06T7/596G06T7/60G06T7/73G06T17/00G06T19/003G06T2207/10121G06T2207/20044G06T2207/30048G06T2207/30101
    • A method generates a three dimensional (3D) model of a tubular organ having an occluded segment. The occluded segment adjoins a proximal segment at a proximal end thereof, and a distal segment at a distal end thereof. The procedures included injecting a first dye injection into the tubular organ, the first dye approaching a first end of the occluded segment. Multiple first-injection two-dimensional (2D) images of the tubular organ are acquired, each acquired from a different perspective, the first-injection 2D images further acquired with a respective organ timing signal reading. A second dye is injected into the tubular organ, the second dye approaching a second end of the occluded segment. Multiple second-injection 2D images are acquired of the tubular organ, each acquired from a different perspective, the second-injection 2D images further acquired with a respective organ timing signal reading. Superimposed 2D images are generated, one for each of the perspectives, each of the superimposed 2D images including the proximal segment and the distal segment. The boundary regions of the proximal segment and the distal segment in the superimposed 2D images are determined. The boundary regions of the occluded segment in the superimposed 2D images are determined by interpolating between the boundary regions of the proximal segment and the distal segment. A 3D model of the tubular organ from the superimposed 2D images is generated and a 3D center line of the tubular organ is determined, the 3D center line passing through the proximal segment, through the occluded segment and through the distal segment.
    • 一种方法产生具有闭塞段的管状器官的三维(3D)模型。 闭塞段在其近端处邻近近端段,并且其远端处的远侧段。 所述方法包括将第一染料注射注射到管状器官中,第一染料接近封闭片段的第一端。 获取管状器官的多次第一次注射二维(2D)图像,每个从不同的角度获取,用相应的器官定时信号读取进一步获取的第一次注射的2D图像。 将第二种染料注射到管状器官中,第二种染料接近闭塞段的第二端。 从不同的角度获取管状器官的多次第二次注射2D图像,用相应的器官定时信号读取进一步获取的第二次注射2D图像。 产生叠加的2D图像,每个透视图一个,叠加的2D图像中的每一个包括近端段和远端段。 确定叠加2D图像中近端段和远端段的边界区域。 通过在近端段和远侧段的边界区域之间进行插值来确定叠加的2D图像中的闭塞段的边界区域。 产生来自叠加的2D图像的管状器官的3D模型,并且确定管状器官的3D中心线,3D中心线通过近端段,穿过闭塞段并通过远端段。