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    • 1. 发明授权
    • Catheter device
    • 导管装置
    • US07578787B2
    • 2009-08-25
    • US11040468
    • 2005-01-21
    • Jan BoeseMartin KleenNorbert Rahn
    • Jan BoeseMartin KleenNorbert Rahn
    • A61B1/00A61M31/00A61M25/00
    • A61M25/0105A61M25/0155A61M2025/0161
    • Catheter device, comprising a catheter (2) for introduction into a hollow organ, especially a vessel, with a number of bending elements (12, 12a-12f, 12a′-12e′) arranged around the longitudinal axis of the catheter and distributed over at least a part of the catheter length, which can be activated separately for a specified change of shape via a control device (5), as well as a number of bending sensors (15, 15a-15e, 15a′-15e′) arranged around the longitudinal axis of the catheter and distributed over at least a part of the catheter length communicating with a control device (5), with the control device (5) being embodied to determine the given geometrical shape of the catheter (2) on the basis of the bending sensor signals and to determine the change of shape of the bending elements (12, 12a-12f, 12a′-12e′) necessary for a movement of the catheter (2) by a forward movement length preferably specifiable on the user side to enable the catheter (2) to move by itself at least in part, by explicit bend-dependent force application to the wall of the organ (16).
    • 导管装置,包括用于引入中空器官,特别是血管的导管(2),其具有围绕导管的纵向轴线布置的多个弯曲元件(12,12a-12f,12a'-12e'),并分布在 导管长度的至少一部分,其可以通过控制装置(5)以及多个弯曲传感器(15,15a-15e,15a'-15e')分别被激活以形成规定的形状变化, 围绕所述导管的纵向轴线并且分布在与控制装置(5)连通的导管长度的至少一部分上,所述控制装置(5)被实施为确定所述导管(2)的给定几何形状 弯曲传感器信号的基础并且确定导管(2)移动所需的弯曲元件(12,12a-12f,12a'-12e')的形状的变化,该向前移动长度优选地可以在用户上指定 侧使得导管(​​2)至少部分地移动到其自身 明显的弯曲依赖力施加到器官的壁(16)。
    • 5. 发明申请
    • Method for merging medical images
    • US20050203420A1
    • 2005-09-15
    • US11007492
    • 2004-12-08
    • Martin KleenMarcus PfisterNorbert Rahn
    • Martin KleenMarcus PfisterNorbert Rahn
    • G01N21/64A61B1/00A61B5/00A61B5/055A61B6/03A61B8/00G06T1/00G06T7/00A61B6/00
    • A61B5/0073A61B5/0071A61B5/0084A61B5/055A61B6/032A61B6/5247A61B8/00A61B8/5238G06K9/32G06K2209/05G06T7/38
    • The invention relates to a method for the merged display of first image information captured using a first imaging device with second image information captured using a second imaging device, whereby said image information relates to the same area of examination in the human or animal body, in particular a hollow organ, in which method: a plurality of individual, two-dimensional images of the area under examination are recorded in the form of fluorescence images by light-excitation of fluorescent areas of the area under examination, using a medical instrument to be introduced invasively into the area under examination, in particular a catheter, a 3D fluorescence image data record, suitable for the three-dimensional reconstruction of a fluorescence three-dimensional image of the area under examination, is generated from the individual two-dimensional images, a further 3D image data record of the area under examination recorded using a further examination procedure, said further 3D image data record being suitable for the three-dimensional reconstruction of a further three-dimensional image of the area under examination, is used, the 3D fluorescence image data record and the further 3D image data record are registered with one another, and one or more fluorescence-optically marked, relevant areas of the examination volume, on the basis of the mapping rules determined by the registration process, are displayed on a monitor, said areas being accurately positioned in the further three-dimensional image generated using the further 3D data record, whereby either a) one or more fluorescence-optically marked, relevant areas of the area under examination are identified in the 3D fluorescence image data record in terms of their spatial position, and only these extracted partial image areas are displayed, said extracted partial image areas being accurately positioned in the further three-dimensional image, or b) the complete fluorescence three-dimensional image is superimposed over the further three-dimensional image, with voxels having predefined gray-scale values being masked out.
    • 10. 发明申请
    • Method for endoluminal imaging with movement correction
    • 用于运动矫正的腔内成像方法
    • US20050197559A1
    • 2005-09-08
    • US11076537
    • 2005-03-08
    • Jan BoeseMartin KleenMarcus PfisterNorbert Rahn
    • Jan BoeseMartin KleenMarcus PfisterNorbert Rahn
    • G01N21/64A61B5/00A61B5/05A61B5/055A61B5/06A61B6/00A61B6/02A61B6/03A61B6/12A61B8/12A61B19/00A61M25/095G01N21/17
    • A61B5/06A61B5/0073A61B5/0084A61B5/7207A61B5/7289A61B8/12A61B8/5238
    • The present invention relates to a method for imaging using an image-generating, endoluminal instrument (1) by means of which a sequence of 2D image data of a hollow channel (2), in particular a vessel, of an object under investigation is recorded, wherein the images are recorded in a known temporal relation to a periodic movement of the object under investigation and spatial coordinates of the image are captured by means of a position sensor during each recording of an image (5) and stored as position data (9, 10) together with the 2D image data of the image (5). The method is characterized in that first position data (10) which does not lie in a predefinable movement phase of the object under investigation is corrected, before or after being stored, by interpolation between second position data (9) which does lie in the specified movement phase and/or by subtraction or addition of predetermined values. By means of the method a movement correction of the data can be performed without the need to reduce the volume of recorded image material.
    • 本发明涉及一种使用图像生成的腔内器械(1)进行成像的方法,通过该方法,记录被调查对象的空心通道(2),特别是血管的2D图像数据的序列 ,其中图像以已知的时间关系记录在被调查对象的周期性运动中,并且在每次记录图像(5)期间通过位置传感器捕获图像的空间坐标,并将其存储为位置数据(9) ,10)与图像(5)的2D图像数据一起。 该方法的特征在于,通过在位于指定的位置的第二位置数据(9)之间的内插来校正不在被调查对象的预定义移动阶段的第一位置数据(10),在存储之前或之后, 移动阶段和/或通过减去或添加预定值。 通过该方法,可以执行数据的移动校正,而不需要减少记录的图像材料的体积。