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    • 1. 发明授权
    • Operation supporting device, method, and program
    • 操作支持装置,方法和程序
    • US08388539B2
    • 2013-03-05
    • US13076062
    • 2011-03-30
    • Seiji YamamotoSusumu TerakawaToshihisa TakaiKatsuhiro SatoKeiichi AbeBaigalmaa Tsagaan
    • Seiji YamamotoSusumu TerakawaToshihisa TakaiKatsuhiro SatoKeiichi AbeBaigalmaa Tsagaan
    • A61B8/00
    • A61B8/08A61B8/0816A61B8/4416
    • Surgical operation supporting apparatus and method is disclosed in which based on a high-definition tomographic images of an operation site produced before surgery, a three-dimensional model of the operation site is generated, and a surface of the operation site is optically measured during the surgical operation, and further, first position information that represents a three-dimensional position of each of points on the surface is acquired. An unexposed portion of the operation site is measured with ultrasonic waves during the surgical operation, and second position information that represents a three-dimensional position of each of points in the unexposed portion is acquired. Based on the first position information and the second position information, displacement and distortion at a portion whose three-dimensional position is not known in the three-dimensional model is estimated to obtain an estimated result. The three-dimensional model is re-corrected by use of a finite element method and the estimated result.
    • 公开了基于手术前产生的手术部位的高分辨率断层图像的外科手术辅助装置和方法,生成操作部位的三维模型,并且在手术部位的表面被光学测量 并且进一步获取表示表面上的每个点的三维位置的第一位置信息。 在外科手术中用超声波测量操作部位的未曝光部分,并且获取表示未曝光部分中的每个点的三维位置的第二位置信息。 基于第一位置信息和第二位置信息,估计在三维模型中三维位置未知的部分的位移和失真,以获得估计结果。 通过使用有限元法和估计结果重新校正三维模型。
    • 2. 发明申请
    • Operation Supporting Device, Method and Program
    • 操作支持设备,方法和程序
    • US20080051651A1
    • 2008-02-28
    • US10599487
    • 2005-03-29
    • Seiji YamamotoSusumu TerakawaToshihisa TakaiKatsuhiro Sato
    • Seiji YamamotoSusumu TerakawaToshihisa TakaiKatsuhiro Sato
    • A61B8/00
    • A61B8/08A61B8/0816A61B8/4416
    • Surgical operation supporting apparatus and method is disclosed in which based on a plurality of high-definition tomographic images of an operation site produced before surgery, a three-dimensional model of the operation site is generated, and a surface of the operation site is optically measured during the surgical operation, and further, first position information that represents a three-dimensional position of each of points on the surface of the operation site is acquired. Further, an unexposed portion of the operation site is measured with ultrasonic waves during the surgical operation, and the second position information that represents a three-dimensional position of each of points in the unexposed portion of the operation site is acquired. Moreover, based on the first position information and the second position information, displacement and distortion occurring at each of the points in the operation site are estimated using the generated three-dimensional model. And then, in accordance with the estimated displacement and distortion occurring at each of the points in the operation site, the plurality of high-definition tomographic images of the operation site produced before the surgical operation are corrected and the corrected high-definition tomographic images are displayed.
    • 公开了一种手术操作辅助装置和方法,其中,根据手术前产生的手术部位的多个高清晰度断层摄影图像,生成操作部位的三维模型,并且操作部位的表面被光学测量 在外科手术中,获取表示操作部位的表面上的各点的三维位置的第一位置信息。 此外,在手术操作期间用超声波测量操作部位的未曝光部分,并且获取表示操作部位的未曝光部分中的每个点的三维位置的第二位置信息。 此外,基于第一位置信息和第二位置信息,使用所生成的三维模型来估计在操作部位的每个点发生的位移和失真。 然后,根据在操作部位的每个点发生的估计的位移和失真,校正在外科手术之前产生的操作部位的多个高清晰度断层图像,并且校正的高清晰度断层图像 显示。
    • 5. 发明申请
    • OPERATION SUPPORTING DEVICE, METHOD, AND PROGRAM
    • 操作支持的设备,方法和程序
    • US20120010498A1
    • 2012-01-12
    • US13076062
    • 2011-03-30
    • Seiji YamamotoSusummu TerakawaToshihisa TakaiKatsuhiro SatoKeiichi AbeBaigalmaa Tsagaan
    • Seiji YamamotoSusummu TerakawaToshihisa TakaiKatsuhiro SatoKeiichi AbeBaigalmaa Tsagaan
    • A61B8/00A61B6/00A61B5/055
    • A61B8/08A61B8/0816A61B8/4416
    • Surgical operation supporting apparatus and method is disclosed in which based on a high-definition tomographic images of an operation site produced before surgery, a three-dimensional model of the operation site is generated, and a surface of the operation site is optically measured during the surgical operation, and further, first position information that represents a three-dimensional position of each of points on the surface is acquired. An unexposed portion of the operation site is measured with ultrasonic waves during the surgical operation, and second position information that represents a three-dimensional position of each of points in the unexposed portion is acquired. Based on the first position information and the second position information, displacement and distortion at a portion whose three-dimensional position is not known in the three-dimensional model is estimated to obtain an estimated result. The three-dimensional model is re-corrected by use of a finite element method and the estimated result.
    • 公开了基于手术前产生的手术部位的高分辨率断层图像的外科手术辅助装置和方法,生成操作部位的三维模型,并且在手术部位的表面被光学测量 并且进一步获取表示表面上的每个点的三维位置的第一位置信息。 在外科手术中用超声波测量操作部位的未曝光部分,并且获取表示未曝光部分中的每个点的三维位置的第二位置信息。 基于第一位置信息和第二位置信息,估计在三维模型中三维位置未知的部分的位移和失真,以获得估计结果。 通过使用有限元法和估计结果重新校正三维模型。
    • 8. 发明授权
    • Surgery assistance system
    • 手术辅助系统
    • US08666476B2
    • 2014-03-04
    • US13203820
    • 2010-03-01
    • Seiji YamamotoToshihisa TakaiEtsukazu HayashimotoAkira Miura
    • Seiji YamamotoToshihisa TakaiEtsukazu HayashimotoAkira Miura
    • A61B5/05
    • A61B34/20A61B17/24A61B2034/2055A61B2034/2065A61B2090/364G06F19/00
    • Provided is a surgery assistance system to perform relatively fast and accurate alignment between three-dimensional surface shape data acquired by measurement using a three-dimensional surface shape scanner and three-dimensional internal shape data acquired in advance, even when the position of the patient and the surface shape of the skin of the patient change during the surgery. A surgery assistance system (1) includes a three-dimensional surface shape scanner (20) for acquiring three-dimensional surface shape data by measuring a three-dimensional surface shape of a patient (60) and a computing device (40) for processing the data from the three-dimensional surface shape scanner. The computing device stores therein three-dimensional internal shape data of the patient that is acquired in advance by measurement using a three-dimensional tomography scanner (30). The computing device has a unit that aligns the three-dimensional internal shape data and the three-dimensional surface shape data with each other by using data of a portion where a distance between a skeleton and a skin surface is small in the three-dimensional internal shape data and three-dimensional surface shape data corresponding to this portion.
    • 提供了一种手术辅助系统,即使当患者的位置和患者的位置,也能够使用三维表面形状扫描仪进行的测量获取的三维表面形状数据和预先获取的三维内部形状数据之间进行相对快速且准确的对准 手术中患者皮肤的表面形状发生变化。 手术辅助系统(1)包括三维表面形状扫描器(20),用于通过测量患者(60)的三维表面形状和用于处理患者的计算装置(40)来获取三维表面形状数据 来自三维表面形状扫描仪的数据。 计算装置通过使用三维断层摄影扫描仪(30)进行测量,预先存储有患者的三维内部形状数据。 计算装置具有通过使用三维内部的骨架与皮肤表面之间的距离小的部分的数据将三维内部形状数据和三维表面形状数据彼此对准的单元 形状数据和对应于该部分的三维表面形状数据。
    • 9. 发明授权
    • Evanescent catheter system
    • 衰减导管系统
    • US08208982B2
    • 2012-06-26
    • US11720398
    • 2005-12-01
    • Atsuo MiyakawaMatsuyuki DoiSeiji YamamotoSusumu Terakawa
    • Atsuo MiyakawaMatsuyuki DoiSeiji YamamotoSusumu Terakawa
    • A61B5/1455
    • G01N21/648A61B5/0071A61B5/0084
    • An evanescent catheter system having a tip portion of an optical fiber capable of securely measuring fluorescence intensity or fluorescence spectrum of a substance around a catheter tip, without being hindered by optical absorption of hemoglobin in erythrocytes in blood, and being capable of calculating an existing amount of a fluorescence-emitting substance existing in an evanescent light generating part. A protecting layer 22 and a cladding 23 are removed from an upper semicircular part of a core 24 at a tip of a catheter 21 to expose the core 24. When excitation light 29 is incident, evanescent light 25 is generated on the upper semicircular part of the core 24 and a fluorescent substance generates emits fluorescence 30. An interference filter 26 filters out the excitation light and only the fluorescence 30 reaches the photodiode 28, permitting a measuring device to measure an existing amount of the fluorescent substance.
    • 具有能够可靠地测量导管尖端周围的物质的荧光强度或荧光光谱的光纤的尖端部分的消逝导管系统,不受血液中红细胞中血红蛋白的光吸收的阻碍,并且能够计算出现有量 存在于渐逝光产生部分中的荧光发射物质。 保护层22和包层23在导管21的顶端从核心24的上部半圆形部分移除,以暴露核心24.当激发光29入射时,在第二部分的上部半圆形部分上产生ev逝光25 核心24和荧光物质产生发射荧光30.干涉滤光片26滤出激发光,只有荧光30到达光电二极管28,允许测量装置测量荧光物质的现有量。
    • 10. 发明申请
    • Evanescent Catheter System
    • 渐逝导管系统
    • US20080275325A1
    • 2008-11-06
    • US11720398
    • 2005-12-01
    • Atsuo MiyakawaMatsuyuki DoiSeiji YamamotoSusumu Terakawa
    • Atsuo MiyakawaMatsuyuki DoiSeiji YamamotoSusumu Terakawa
    • A61B5/1459
    • G01N21/648A61B5/0071A61B5/0084
    • An evanescent catheter system is provided as a system having a structure of a tip portion of an optical fiber capable of securely measuring a fluorescence intensity or fluorescence spectrum of a substance around a catheter tip, without being hindered by optical absorption of hemoglobin in erythrocytes in blood, and being capable of calculating an existing amount of a fluorescence-emitting substance existing in an evanescent light generating part. A protecting layer 22 and a cladding 23 are removed from an upper semicircular part of a core 24 at a tip of a catheter 21 to expose the core 24. An optical filter 26 and a photodiode 28 are located opposite to a lower semicircular part. When excitation light 29 is incident, evanescent light 25 is generated on the upper semicircular part of the core 24 and a fluorescent substance generates emits fluorescence 30. An interference filter 26 filters out the excitation light and only the fluorescence 30 reaches the photodiode 28, an output intensity of which is guided to the outside to permit a measuring device to measure an existing amount of the fluorescent substance.
    • 提供了一种ev逝导管系统作为具有能够可靠地测量导管尖端周围的物质的荧光强度或荧光光谱的光纤的尖端部分的结构的系统,而不受血液中红细胞中血红蛋白的光吸收的阻碍 并且能够计算存在于渐逝光产生部分中的荧光发射物质的现有量。 保护层22和包层23在导管21的尖端处从芯24的上半圆形部分去除以暴露芯24。滤光器26和光电二极管28位于与下半圆形部分相对的位置。 当激发光29入射时,在芯24的上半部分产生ev逝光25,荧光物质产生荧光30.干涉滤光片26过滤出激发光,只有荧光30到达光电二极管28, 其输出强度被引导到外部,以允许测量装置测量荧光物质的现有量。