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1.发明申请公开(公告)号：US20210174510A1
公开(公告)日：2021-06-10
申请号：US17178815
申请日：2021-02-18
Applicant: OLYMPUS CORPORATION
Inventor： Ryosuke ITO , Yuki SHONO , Takayuki TSUKAGOSHI , Yohei TANIKAWA
Abstract: An image processing device includes: one or more processors including hardware. The one or more processors are configured to: calculate, on a basis of a reference image acquired by capturing an image of a reference subject which has an optical characteristic that is equivalent to at least a part of a living body, image transformation parameters through congruence transformation that transforms a coordinate corresponding to a color of target region included in the reference image defined in a color space into a coordinate corresponding to an achromatic color in the color space; and perform, in the color space on a basis of the calculated image transformation parameters, the congruence transformation of colors of a color image acquired by capturing an image of the living body, the color image being constituted by at least two monochromatic image corresponding to different illumination having different center wavelengths.
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公开(公告)号：US20190073925A1
公开(公告)日：2019-03-07
申请号：US16178694
申请日：2018-11-02
Applicant: OLYMPUS CORPORATION
Inventor： Yuki SHONO , Ryosuke ITO , Toshiharu NARITA , Hideyuki TAKAOKA
Abstract: An imaging phantom according to the present invention includes a main body having an optical characteristic simulating an optical characteristic of biological tissue and a structure (3) installed in the main body, the structure having a fractal structure simulating a tissue structure having a fractal nature present in the biological tissue.
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公开(公告)号：US20140180131A1
公开(公告)日：2014-06-26
申请号：US14099453
申请日：2013-12-06
Applicant: OLYMPUS MEDICAL SYSTEMS CORP. , OLYMPUS CORPORATION
Inventor： Kenji KAMIMURA , Takeshi SUGA , Yuki SHONO , Hideyuki TAKAOKA , Ryosuke ITO
CPC classification number: A61B5/0075 , A61B1/00186 , A61B1/018 , A61B1/0638 , A61B1/0646 , A61B1/0661 , A61B1/0669 , A61B5/0084
Abstract: An endoscope system includes: an endoscope with a unit to be inserted into a subject and captures an inside image of the subject by an imaging unit provided in the unit to generate an image signal; an optical apparatus including a measurement probe to be inserted into the subject through the unit; an endoscope unit that switches between observation light of a plurality of wavelengths and outputs the observation light to observe a target object from the unit; a probe unit that outputs measurement light to measure characteristics of the target object via the measurement probe; a light unit that receives return light via the measurement probe, the return light caused by reflection and/or scattering of the measurement light on the target object; and a switching unit that switches a wavelength band of the measurement light to a different wavelength band from the observation light outputted by the endoscope unit.
Abstract translation: 一种内窥镜系统，包括：内窥镜，其具有插入到被检体内的单元，并且由设置在所述单元中的摄像单元捕捉被检体的内部图像，生成图像信号; 一种光学装置，包括通过该单元插入到被检体内的测量探针; 内窥镜单元，其在多个波长的观察光之间切换并输出观察光，以从该单元观察目标物体; 探测单元，其输出测量光以经由所述测量探针测量所述目标物体的特性; 通过测量探头接收返回光的光单元，由目标物体上的测量光的反射和/或散射引起的返回光; 以及切换单元，其将测量光的波长带与从内窥镜单元输出的观察光切换到不同的波长带。
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Patent Agency Ranking
公开(公告)号：US20130235384A1
公开(公告)日：2013-09-12
申请号：US13870396
申请日：2013-04-25
Applicant: OLYMPUS CORPORATION
Inventor： Yuki SHONO , Hideyuki TAKAOKA , Ryosuke ITO
IPC: G01B9/02
CPC classification number: G01B9/02091 , A61B5/0075 , A61B5/0084 , G01N21/474 , G01N2021/4719 , G01N2021/4742 , G01N2021/4745
Abstract: An optical measurement apparatus that measures a property of a scatterer, including: a light source that supplies illumination light having at least one spectral component; an illumination fiber that propagates, to a distal end thereof, light supplied from a proximal end thereof by the light source and illuminates light onto the scatterer from the distal end; first and second light detection fibers, each outputting, from a proximal end thereof, returned light from the scatterer, the returned light entering from a distal end thereof, the first and second light detection fibers having distal end positions different from each other in a longitudinal direction; a detection unit that detects light output from the proximal ends of the first and second light detection fibers; and a measurement unit that measures a property of the scatterer based on a result of the detection by the detection unit.
Abstract translation: 一种测量散射体特性的光学测量装置，包括：提供具有至少一个光谱分量的照明光的光源; 照明光纤，其从远端向其远端传播从其近端提供的光，并从远端照射到散射体上; 第一和第二光检测光纤，其每个从其近端输出从散射体返回的光，从其远端进入的返回光，第一和第二光检测光纤具有纵向不同的远端位置 方向; 检测单元，其检测从所述第一和第二光检测光纤的近端输出的光; 以及测量单元，其基于检测单元的检测结果来测量散射体的属性。
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公开(公告)号：US20230162621A9
公开(公告)日：2023-05-25
申请号：US16178694
申请日：2018-11-02
Applicant: OLYMPUS CORPORATION
Inventor： Yuki SHONO , Ryosuke ITO , Toshiharu NARITA , Hideyuki TAKAOKA
CPC classification number: G09B23/286 , A61B34/10 , A61B2034/105
Abstract: An imaging phantom according to the present invention includes a main body having an optical characteristic simulating an optical characteristic of biological tissue and a structure (3) installed in the main body, the structure having a fractal structure simulating a tissue structure having a fractal nature present in the biological tissue.
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公开(公告)号：US20210076922A1
公开(公告)日：2021-03-18
申请号：US17086527
申请日：2020-11-02
Applicant: OLYMPUS CORPORATION
Inventor： Jumpei TAKAHASHI , Ryosuke ITO , Yohei TANIKAWA , Takayuki TSUKAGOSHI , Yuki SHONO
Abstract: An endoscope apparatus including: a light source configured to emit illumination light including light in a first wavelength band included in a blue wavelength band, light in a first narrowband included in a green wavelength band, and light in a second narrowband having a same light absorption coefficient of hemoglobin as that of the light in the first narrowband; an imager configured to acquire a first image of an object in the first wavelength band, a first narrowband image of the object in the first narrowband, and a second narrowband image of the object in the second narrowband; and a processor including hardware. The processor is configured to implement acquiring scattering characteristics information based on a comparison result between the first narrowband image and the second narrowband image, and generating an observation image using the first image, the first narrowband image, and the scattering characteristics information.
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公开(公告)号：US20150032010A1
公开(公告)日：2015-01-29
申请号：US14477340
申请日：2014-09-04
Applicant: OLYMPUS CORPORATION
Inventor： Yuki SHONO , Ryosuke ITO , Hideyuki TAKAOKA
CPC classification number: A61B5/0084 , A61B1/00006 , A61B1/00096 , A61B1/0638 , A61B1/0669 , A61B1/07 , A61B5/0075 , A61B5/7225
Abstract: An optical measurement device includes: a measurement light source unit that emits measurement light; measurement probe including an illumination fiber configured to radiate the measurement light to a living tissue, and a light-receiving fiber configured to receive return light of the measurement light reflected and/or scattered from the living tissue; a detection unit that detects the return light; an illumination control unit that causes the measurement light source unit to execute alternately emission and stoppage of the measurement light during the measurement and to emit the measurement light such that the emission time is longer than the stoppage time; and a computation unit that removes, from an intensity of return light of the measurement light detected by the detection unit, a detected intensity of return light of the observation light radiated by an endoscope and reflected from the living tissue.
Abstract translation: 光学测量装置包括：发射测量光的测量光源单元; 测量探针，其包括被配置为将测量光辐射到生物体组织的照明光纤;以及光接收光纤，被配置为接收从所述生物体组织反射和/或散射的测量光的返回光; 检测所述返回光的检测单元; 照明控制单元，其使测量光源单元在测量期间交替地发射和停止测量光，并且发射测量光，使得发光时间长于停止时间; 以及计算单元，其从所述检测单元检测到的测量光的返回光的强度中除去由所述内窥镜照射并从所述生物体组织反射的所述观察光的检测出的返回光的强度。
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公开(公告)号：US20130329224A1
公开(公告)日：2013-12-12
申请号：US13869631
申请日：2013-04-24
Applicant: OLYMPUS CORPORATION
Inventor： Hideyuki TAKAOKA , Yuki SHONO , Ryosuke ITO
CPC classification number: G02B6/35 , A61B1/00096 , A61B1/00167 , A61B1/0669 , A61B1/07 , A61B5/0084 , G01N21/474 , G01N2021/4709 , G01N2021/4745
Abstract: An optical measurement apparatus that measures an optical property of a scattering medium includes a light source that supplies illumination light having at least one spectral component, an illumination fiber for guiding the light supplied by the light source and emitting the light to the scattering medium, a detection fiber for receiving returned light from the scattering medium at a tip thereof and guiding the returned light toward a base end thereof, a detecting unit that detects light output from the base end of the detection fiber, a measuring unit that measures a property of the scattering medium based on a detection result obtained by the detecting unit, and a switching unit that switches between total areas of emission regions, in which light is emitted, at an end face of the illumination fiber.
Abstract translation: 测量散射介质的光学特性的光学测量装置包括提供具有至少一个光谱分量的照明光的光源，用于引导由光源提供的光并将光发射到散射介质的照明光纤， 检测光纤，用于从其散射介质的顶端接收返回的光并将返回的光引向其基端;检测单元，其检测从检测光纤的基端输出的光;测量单元， 基于由检测单元获得的检测结果的散射介质;以及切换单元，其在照明光纤的端面处切换发光区域的发光区域的总面积。
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