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1. 发明专利

JP2008093287A Medical image processing apparatus and method 有权
标题翻译：医学影像处理装置及方法
公开(公告)号：JP2008093287A
公开(公告)日：2008-04-24
申请号：JP2006280564
申请日：2006-10-13
申请人： Olympus Medical Systems Corp , オリンパスメディカルシステムズ株式会社
发明人： NAKAMURA KENJI , NISHIMURA HIROICHI , TANAKA HIDEKI , INOUE RYOKO , SAWA YOSHIO
IPC分类号： A61B1/04 , G06T1/00
摘要： PROBLEM TO BE SOLVED: To provide a medical image processing apparatus and a method capable of reducing the burden on a user. SOLUTION: This medical image processing apparatus is provided with an occlusion area detection section for detecting an occlusion area of an object image out of images of biotissue input from a medical capturing apparatus, and an occlusion complement section for complementing the occlusion area of the object image using information acquired from one or a plurality of non-object images, which are different from the object image and have at least parts of the area corresponding to the occlusion area of the object image. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供能够减轻用户负担的医疗图像处理装置和方法。解决方案：该医用图像处理装置设置有遮挡区域检测部分，用于从医疗捕获装置输入的生物组织输入的图像中检测对象图像的遮挡区域;以及遮挡补充部分，用于补充遮挡区域的遮挡区域所述对象图像使用从所述对象图像不同的一个或多个非对象图像获取的信息，并且具有与所述对象图像的遮挡区域对应的区域的至少一部分。版权所有（C）2008，JPO＆INPIT

2. 发明专利

JP2007244518A Image analysis apparatus and image analysis method 有权
标题翻译：图像分析装置和图像分析方法
公开(公告)号：JP2007244518A
公开(公告)日：2007-09-27
申请号：JP2006069817
申请日：2006-03-14
申请人： Olympus Medical Systems Corp , オリンパスメディカルシステムズ株式会社
发明人： TANAKA HIDEKI , NISHIMURA HIROICHI , NAKAMURA KENJI , INOUE RYOKO , SAWA YOSHIO
IPC分类号： A61B1/04 , G06T1/00 , G06T7/60
CPC分类号： G06T7/0012 , G06T7/12 , G06T11/203 , G06T2207/10068 , G06T2207/30032
摘要： PROBLEM TO BE SOLVED: To provide an image analysis apparatus improving the detection accuracy of intraluminal abnormal tissue, and an image analysis method. SOLUTION: A CPU performs processing for each label value of an image 25 made into thin lines by performing polyp candidate detection processing in a step S4, superimposes a processing result on a polyp candidate image 26, and thus generates a polyp candidate labeling image for which a polyp candidate edge is labeled. Then, by displaying the polyp candidate labeling image for which the polyp candidate image 26 is superimposed on a source image 22 on a display, it is made possible to easily confirm a polyp candidate position on the image. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供提高管腔内异常组织的检测精度的图像分析装置和图像分析方法。解决方案：CPU通过在步骤S4中执行息肉候选检测处理，对制成细线的图像25的每个标签值执行处理，将处理结果叠加在息肉候选图像26上，从而产生息肉候选标签标记息肉候选边缘的图像。然后，通过在显示器上显示聚焦候选图像26叠加在源图像22上的息肉候补标记图像，能够容易地确认图像上的息肉候选位置。版权所有（C）2007，JPO＆INPIT

3. 发明专利

JP2008029520A MEDICAL IMAGE PROCESSOR AND MEDICAL IMAGE PROCESSING METHOD 审中-公开
公开(公告)号：JP2008029520A
公开(公告)日：2008-02-14
申请号：JP2006205142
申请日：2006-07-27
申请人： OLYMPUS MEDICAL SYSTEMS CORP
发明人： TANAKA HIDEKI , NISHIMURA HIROICHI , SAWA YOSHIO , NAKAMURA KENJI , INOUE RYOKO
IPC分类号： A61B1/04 , G06T1/00
摘要： PROBLEM TO BE SOLVED: To execute processing appropriately adapted to the observation state of the two-dimensional image of an object and to improve detection accuracy when detecting a lesion with a local raised shape more than before. SOLUTION: The endoscope system of this embodiment is provided with a medical observation device, the medical image processor and a monitor to constitute a main part. The CPU 22 of the medical image processor comprises the respective functional parts of a three-dimensional model estimation part 22a, a detection object area setting part 22b, a shape feature amount calculation part 22c, a three-dimensional shape detection part 22d, a threshold decision part 22e and a polyp decision part 22f. COPYRIGHT: (C)2008,JPO&INPIT

4. 发明专利

JP2008023266A Medical image processing apparatus and medical image processing method 审中-公开
标题翻译：医学图像处理设备和医学图像处理方法
公开(公告)号：JP2008023266A
公开(公告)日：2008-02-07
申请号：JP2006202492
申请日：2006-07-25
申请人： Olympus Medical Systems Corp , オリンパスメディカルシステムズ株式会社
发明人： TANAKA HIDEKI , NISHIMURA HIROICHI , SAWA YOSHIO , NAKAMURA KENJI , INOUE RYOKO
IPC分类号： A61B1/04 , A61B5/00 , G06T1/00 , G06T15/08
CPC分类号： G06T7/0012 , G06T2207/30004
摘要： PROBLEM TO BE SOLVED: To provide a medical image processing apparatus and a medical image processing method which can improve detection precision in detecting a pathological change having local protruded shape in comparison with conventional ones. SOLUTION: This medical image processing apparatus is equipped with; a three-dimensional model estimation part to estimate three-dimensional model of the biotissue, a detection object region setting part to set the detection object region of the pathological change having protruded shape, a shape feature amount calculation part to calculate shape feature amount showing a state of the projections and recessions of each voxel to be included in detection object region, a three-dimensional shape detecting element to detect the first voxel having protruded shape and the concave shaped second voxel, and a protruded shape distinction part to distinguish that the protruded shape of the first voxel is not a protruded shape caused from a pathological change, when it detects that the first voxel and the second voxel are adjacent each other, there is a voxel group forming a depression part between the first voxel and the second voxel. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：解决的问题：提供一种医疗图像处理装置和医疗图像处理方法，其可以提高与传统检测方法相比检测具有局部突出形状的病理变化的检测精度。
解决方案：该医用图像处理装置配备有：用于估计生物组织的三维模型的三维模型估计部分，设置具有突出形状的病理变化的检测对象区域的检测对象区域设定部，计算形状特征量的形状特征量计算部，要包括在检测对象区域中的每个体素的突起和凹陷的状态，检测具有突出形状的第一体素和凹形第二体素的三维形状检测元件以及突出形状区别部分第一体素的形状不是从病理变化引起的突出形状，当检测到第一体素和第二体素彼此相邻时，存在在第一体素和第二体素之间形成凹陷部的体素组。版权所有（C）2008，JPO＆INPIT

5. 发明专利

JP2007260144A Medical image treatment device and medical image treatment method 审中-公开
标题翻译：医学图像处理设备和医学图像处理方法
公开(公告)号：JP2007260144A
公开(公告)日：2007-10-11
申请号：JP2006089118
申请日：2006-03-28
申请人： Olympus Medical Systems Corp , オリンパスメディカルシステムズ株式会社
发明人： INOUE RYOKO , NISHIMURA HIROICHI , TANAKA HIDEKI , NAKAMURA KENJI , SAWA YOSHIO
IPC分类号： A61B1/00 , A61B1/04 , G06T1/00
CPC分类号： G06T7/0012 , A61B1/05 , G06T7/12 , G06T7/55 , G06T17/30 , G06T2207/10016 , G06T2207/10068 , G06T2207/30028 , G06T2207/30032
摘要： PROBLEM TO BE SOLVED: To provide a medical image treatment device capable of reducing the oversight of an affected region by an user in observation by using of three-dimensional model of a subject, and to provide a medical image treatment method. SOLUTION: The medical image treatment device has: a three-dimensional model estimation part for estimation of the three-dimensional model from the two-dimensional image of a biomedical tissue in a celom input from a medical imaging device; a voxel detector for detecting one part of voxel presented at the nearest front side to the line of sight of the medical image device; and a protruded shape detector for obtaining one part of curve flat surface including the above one part of voxel and detecting the position where the fluctuation of the gradient is generated at the one part of curve flat surface while determining whether or not the biomedical tissue having local protruded shape at the predetermined position of the three-dimensional model is present. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：解决的问题：提供一种医疗图像处理装置，其能够通过使用被检体的三维模型来观察时减少使用者的受影响区域的监视，并且提供医疗图像处理方法。医疗图像处理装置具有：三维模型估计部，用于从医学成像装置输入的celom输入中的生物医学组织的二维图像估计三维模型; 体素检测器，用于检测呈现在医学图像设备的视线的最前侧的体素的一部分; 以及突出形状检测器，用于获得包括上述一部分体素的一部分曲线平坦表面，并且检测在曲线平坦表面的一部分处产生梯度的波动的位置，同时确定具有局部的生物医学组织存在在三维模型的预定位置处的突出形状。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2007244517A Medical image processor and medical image processing method 有权
标题翻译：医学图像处理器和医学图像处理方法
公开(公告)号：JP2007244517A
公开(公告)日：2007-09-27
申请号：JP2006069816
申请日：2006-03-14
申请人： Olympus Medical Systems Corp , オリンパスメディカルシステムズ株式会社
发明人： TANAKA HIDEKI , NISHIMURA HIROICHI , NAKAMURA KENJI , INOUE RYOKO , SAWA YOSHIO
IPC分类号： A61B1/04 , G06T1/00
CPC分类号： G06T7/0012 , A61B1/05 , G06T17/00 , G06T2207/10068
摘要： PROBLEM TO BE SOLVED: To provide a medical image processor confirming or improving reliability when utilizing a surface model for detection of a lesion candidate or the like, and a medical image processing method.
SOLUTION: A three-dimensional surface model is generated from an endoscopic image, the voxel Bs of a small region is set so as to include respective parts of the inner surface of the generated surface model, a distance Ls between each voxel Bs and an observation position is calculated, the number Ns of constituting data points of the surface model within the voxel Bs is acquired, the reliability ρs of each voxel is calculated, and a voxel reliability map is generated and stored in a voxel reliability map storage part 25b. Then, the information of the reliability to a detected result is presented by using the reliability of the voxel part used when performing the detection of a lesion candidate or the like with the surface model by image processing.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种医疗图像处理器，当利用用于检测病变候选物等的表面模型时，确认或提高可靠性，以及医学图像处理方法。解决方案：从内窥镜图像生成三维表面模型，将小区域的体素Bs设定为包括生成的表面模型的内表面的各部分，每个体素Bs之间的距离Ls 并且计算出观察位置，获取体素Bs内的表面模型的构成数据点的数Ns，计算出各体素的可靠性ρs，并生成体素可靠性图并将其存储在体元可靠性图存储部 25B。然后，通过使用通过图像处理执行表面模型的病变候选等的检测时使用的体素部分的可靠性来呈现对检测结果的可靠性的信息。版权所有（C）2007，JPO＆INPIT

7. 发明专利

JP2006304993A Image processing apparatus, image processing method and image processing program 有权
标题翻译：图像处理设备，图像处理方法和图像处理程序
公开(公告)号：JP2006304993A
公开(公告)日：2006-11-09
申请号：JP2005130229
申请日：2005-04-27
申请人： Olympus Medical Systems Corp , オリンパスメディカルシステムズ株式会社
发明人： INOUE RYOKO , NONAMI TETSUO
IPC分类号： A61B1/04 , A61B5/00 , A61B5/07 , G06T1/00
摘要： PROBLEM TO BE SOLVED: To provide an image processing apparatus which relatively judges whether it is a hemorrhagic edge or not by using a variation of a color signal at the hemorrhagic edge and can detect a hemorrhagic region surrounded by the hemorrhagic edge, an image processing method and an image processing program.
SOLUTION: The image processing apparatus is equipped with an evaluation region setting means which divides the image which represents a captured subject and is comprised of the two or more color signals into two or more small regions, sets a small region as a hemorrhagic evaluation region and sets two or more small regions in the vicinity of the hemorrhagic evaluation region as evaluation object regions, a hemorrhagic candidate region judgment means which extracts a hemorrhagic edge candidate region from the evaluation object regions on the basis of the variation of the color signals in the evaluation object regions and judges whether the hemorrhagic evaluation region is the hemorrhagic candidate region or not, and a hemorrhagic region judgment means which extracts a contour section of the hemorrhagic region from the hemorrhagic edge candidate region on the basis of the variation of the two or more color signals in the hemorrhagic edge candidate region and judges whether the hemorrhagic candidate region is the hemorrhagic region or not.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种图像处理装置，其通过使用出血边缘处的颜色信号的变化来相对地判断是否是出血边缘，并且可以检测由出血边缘包围的出血区域，图像处理方法和图像处理程序。解决方案：图像处理设备配备有评估区域设置装置，其将表示被拍摄对象的图像分成由两个或更多个颜色信号组成的两个或更多个小区域，将小区域设置为出血评价区域，将作为评价对象区域的出血性评价区域附近的两个以上的小区域设定为基于颜色信号的变化从评价对象区域提取出血边缘候补区域的出血候选区域判定单元在评价对象区域中判断出血性评价区域是否为出血候选区域，以及出血区域判断单元，其基于两者的变化从出血边缘候选区域提取出血区域的轮廓部分或更多的出血性边缘候选区域的颜色信号，并判断是否出血恶性候选区域是出血区域。版权所有（C）2007，JPO＆INPIT

8. 发明专利

JP2009028248A Medical image processing apparatus and medical image processing method 有权
标题翻译：医学图像处理设备和医学图像处理方法
公开(公告)号：JP2009028248A
公开(公告)日：2009-02-12
申请号：JP2007194987
申请日：2007-07-26
申请人： Olympus Medical Systems Corp , オリンパスメディカルシステムズ株式会社
发明人： INOUE RYOKO
IPC分类号： A61B1/04 , A61B1/00 , G06T1/00
CPC分类号： G06T7/0012 , A61B1/05 , G06T7/64 , G06T2207/10068 , G06T2207/30028 , G06T2207/30092
摘要： PROBLEM TO BE SOLVED: To provide a medical image processing apparatus and a medical image processing method which are configured to make it possible to improve detection accuracy better than that of conventional ones when a lesion with a protrusive shape is detected from an endoscopic image. SOLUTION: The medical image processing apparatus comprises a three-dimensional model estimating section for estimating a three-dimensional model on the basis of a two-dimensional image of a living tissue image, a local region setting section for setting a plurality of local regions where a pixel of interest is centered in a two-dimensional image, a shape feature amount calculating section that calculates a shape feature amount of a voxel corresponding to the pixel of interest while using three-dimensional coordinate data corresponding to each of the plurality of local regions, a shape feature amount selecting section for selecting a shape feature amount of the voxel corresponding to the pixel of interest out of the plurality of shape feature amounts, wherein the selected shape feature amount is calculated in accordance with a local region including the optimum three-dimensional coordinate data amount, and a protrusive shape detecting section for detecting a protrusive shape existing in the two-dimensional image on the basis of the selection result of the shape feature amount selecting unit. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种医疗图像处理装置和医疗图像处理方法，其被配置为当从内窥镜检测到具有突出形状的损伤时，可以比现有技术更好地提高检测精度图片。解决方案：医用图像处理设备包括：三维模型估计部分，用于基于生物体组织图像的二维图像来估计三维模型;局部区域设置部分，用于设置多个其中感兴趣的像素在二维图像中心的局部区域，形状特征量计算部分，其计算与感兴趣像素对应的体素的形状特征量，同时使用与多个图像中的每一个相对应的三维坐标数据局部区域的形状特征量选择部，用于从多个形状特征量中选择与感兴趣像素对应的体素的形状特征量，其中，根据包括最佳三维坐标数据量，以及用于检测存在的突出形状的突出形状检测部基于形状特征量选择单元的选择结果在二维图像中。版权所有（C）2009，JPO＆INPIT

9. 发明专利

JP2008048906A Medical image processing apparatus and medical image processing method 有权
标题翻译：医学图像处理设备和医学图像处理方法
公开(公告)号：JP2008048906A
公开(公告)日：2008-03-06
申请号：JP2006228192
申请日：2006-08-24
申请人： Olympus Medical Systems Corp , オリンパスメディカルシステムズ株式会社
发明人： SAWA YOSHIO , NISHIMURA HIROICHI , NAKAMURA KENJI , INOUE RYOKO , TANAKA HIDEKI
IPC分类号： A61B1/04 , G06T1/00
CPC分类号： G06T7/0012 , A61B1/042 , G06T7/13 , G06T7/181 , G06T7/44 , G06T7/507 , G06T2200/04 , G06T2207/10016 , G06T2207/10068 , G06T2207/20021 , G06T2207/20132 , G06T2207/30032
摘要： PROBLEM TO BE SOLVED: To provide a medical image processing apparatus which has a higher degree of accuracy of detecting a lesion having a local raised shape in a three-dimensional model than before, and to provide a medical image processing method. SOLUTION: The medical image processing apparatus includes: a three-dimensional model estimating part for estimating the three-dimensional model of a subject from a two-dimensional image of the image of the subject input from a medical imaging device; an image division part for dividing the two-dimensional image into a plurality of regions comprising at least one pixel; a characteristic amount calculating part for calculating the amount of characteristics depending on shading of each pixels of one region in each of the plurality of regions; and a part for setting a lesion detecting criteria for setting a lesion detecting criteria in order to detect the lesion having the local raised shape in the region of the three-dimensional model corresponding to each of the plurality of regions from the amount of characteristics depending on the shading. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：解决问题的方法：提供一种在三维模型中检测具有局部凸起形状的病变的准确度更高的医学图像处理装置，并提供医学图像处理方法。医疗图像处理装置包括：三维模型估计部，用于从医学成像装置输入的被检体的图像的二维图像估计被检体的三维模型; 用于将所述二维图像划分为包括至少一个像素的多个区域的图像分割部分; 特征量计算部分，用于根据所述多个区域中的每个区域中的一个区域的每个像素的阴影来计算特征量; 以及用于设定用于设定病变检测标准的病变检测标准的部分，以便根据与多个区域中的每一个相对应的三维模型的区域中的局部凸起形状的病变，从根据阴影。版权所有（C）2008，JPO＆INPIT

10. 发明专利

JP2007244519A Image analysis apparatus 有权
标题翻译：图像分析装置
公开(公告)号：JP2007244519A
公开(公告)日：2007-09-27
申请号：JP2006069818
申请日：2006-03-14
申请人： Olympus Medical Systems Corp , オリンパスメディカルシステムズ株式会社
发明人： TANAKA HIDEKI , NISHIMURA HIROICHI , NAKAMURA KENJI , INOUE RYOKO , SAWA YOSHIO
IPC分类号： A61B1/04 , G06T1/00 , G06T7/00
CPC分类号： G06T7/0012 , G06K9/4609 , G06T7/74 , G06T2207/10068 , G06T2207/30028
摘要： PROBLEM TO BE SOLVED: To improve the detection of the existing position of intraluminal abnormal tissue. SOLUTION: A CPU performs gray scale value gradient calculation processing for R signals for instance in a step S10, performs isotropic change feature amount calculation processing from the calculated gray scale value gradient in a step S11, and performs polyp candidate detection processing of generating a polyp candidate image 26 at the existing position of a polyp from the calculated isotropic change feature amount in a step S12 further. COPYRIGHT: (C)2007,JPO&INPIT

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