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    • 1. 发明专利
    • Ophthalmology apparatus
    • 眼科手术
    • JP2014124370A
    • 2014-07-07
    • JP2012283742
    • 2012-12-26
    • Topcon Corp株式会社トプコン
    • OKADA HIROAKIKOGAWA DAISAKUFUJIMURA TAKASHIFUJII KOTA
    • A61B3/14A61B3/10
    • A61B3/0025A61B3/0083A61B3/102A61B3/117A61B3/12A61B3/152A61B3/154
    • PROBLEM TO BE SOLVED: To suitably perform positioning between an eye to be examined and a device optical system.SOLUTION: An ophthalmology apparatus of an embodiment has an optical system for examination, a driving part, two or more photographing parts, an analysis part, a storage part, a position correction part, and a control part. The optical system for examination is an optical system for examining an eye to be examined. The driving part moves the optical system for examination. The two or more photographing parts substantially simultaneously photograph an anterior eye part of the eye to be examined from different directions. The analysis part analyzes two or more photographed images obtained substantially simultaneously by the two or more photographing parts and acquires a three-dimensional position of the eye to be examined. The storage part previously stores correction information. The correction information is acquired on the basis of an optical characteristic of an eyeball, and is used to correct the position of the eye to be examined in an optical axis direction of the optical system for examination. The position correction part corrects the three-dimensional position acquired by the analysis part on the basis of the correction information. The control part controls the driving part on the basis of the corrected three-dimensional position to move the optical system for examination.
    • 要解决的问题:适当地执行要检查的眼睛与装置光学系统之间的定位。解决方案:实施例的眼科装置具有用于检查的光学系统,驱动部分,两个或更多拍摄部分,分析部分, 存储部件,位置校正部件和控制部件。 用于检查的光学系统是用于检查被检眼的光学系统。 驱动部分移动光学系统进行检查。 两个以上的摄影部件基本上同时从不同方向拍摄要检查的眼睛的前眼部分。 分析部分分析由两个或多个拍摄部分基本上同时获得的两个或更多个拍摄图像,并获取要检查的眼睛的三维位置。 存储部件预先存储校正信息。 基于眼球的光学特性获取校正信息,并且用于校正被检查眼睛在光学系统的光轴方向上的位置进行检查。 位置校正部根据校正信息来校正由分析部取得的三维位置。 控制部根据校正后的三维位置来控制驱动部,移动光学系统进行检查。
    • 2. 发明专利
    • Ophthalmologic apparatus
    • 眼科手术
    • JP2014113385A
    • 2014-06-26
    • JP2012270823
    • 2012-12-11
    • Topcon Corp株式会社トプコン
    • OKADA HIROAKIKOGAWA DAISAKUFUJIMURA TAKASHIFUJII KOTA
    • A61B3/10A61B3/11A61B3/14
    • A61B3/152A61B3/0025A61B3/0083A61B3/0091A61B3/102A61B3/11A61B3/112A61B3/113A61B3/117A61B3/1225A61B3/15
    • PROBLEM TO BE SOLVED: To provide an ophthalmologic apparatus capable of appropriately performing an examination according to a state of an eye to be examined.SOLUTION: An ophthalmologic apparatus includes an optical system for examination, a drive unit, two or more imaging units, an analyzing unit, and a controller. The optical system for examination is an optical system for examining an eye to be examined. The drive unit moves the optical system for examination. The two or more imaging units image an anterior eye part of the eye to be examined from different directions substantially simultaneously. By analyzing the captured images acquired by the two or more imaging units, the analyzing unit acquires a three-dimensional position of the eye to be examined, and displacement information showing a displacement direction and a displacement amount of the eye to be examined by the eye movement. The controller performs first alignment processing in which the drive unit is controlled based on the three-dimensional position, and the optical system for examination is moved, and second alignment processing in which the drive unit is controlled based on the displacement information, and the optical system for examination is moved.
    • 要解决的问题:提供一种能够根据检查眼睛的状态适当地进行检查的眼科装置。解决方案:一种眼科装置,包括用于检查的光学系统,驱动单元,两个或更多个成像单元, 分析单元和控制器。 用于检查的光学系统是用于检查被检眼的光学系统。 驱动单元移动光学系统进行检查。 两个或更多个成像单元基本同时地对来自不同方向的待检眼的眼部进行成像。 通过分析由两个或多个成像单元获取的拍摄图像,分析单元获取要检查的眼睛的三维位置,以及示出眼睛检查的眼睛的位移方向和位移量的位移信息 运动。 控制器执行基于三维位置控制驱动单元的第一对准处理,移动用于检查的光学系统,并且基于位移信息来控制驱动单元的第二对准处理和光学 检查制度移动。
    • 3. 发明专利
    • Fundus analysis device, fundus analysis program and fundus analysis method
    • 基金分析设备,基金分析计划和基金分析方法
    • JP2011030626A
    • 2011-02-17
    • JP2009177420
    • 2009-07-30
    • Topcon Corp株式会社トプコン
    • FUJIMURA TAKASHIAOKI HIROYUKI
    • A61B3/14A61B3/10
    • A61B3/12A61B3/1005A61B3/102G06T7/0012G06T2200/24G06T2207/10101G06T2207/30041
    • PROBLEM TO BE SOLVED: To provide a technique capable of effectively detecting drusen in the fundus.
      SOLUTION: This fundus analysis device 1 measures the fundus Ef with OCT (Optical Coherence Tomography) to form a plurality of tomographic images that respectively depict the layer structure of the fundus Ef. Each tomographic image which is formed is stored in a storage unit 212. A layer region identifying unit 233 identifies a layer region equivalent to the pigment layer of the retina on the basis of the pixel values of pixels of each tomographic image. A curve calculation unit 234 obtains a reference curve protruding in the direction of the depth of the fundus Ef on the basis of the shape of the layer region. A protruding region identifying unit 235 identifies, on the basis of the layer region and the reference curve, protruding regions wherein the layer region protrudes opposite to the direction of the depth of the fundus Ef. A form information generation unit 236 generates form information expressing the forms (the number, sizes, distribution, and the like) of the protruding regions.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供能够有效地检测眼底玻璃疣的技术。 解决方案:该眼底分析装置1用OCT(光学相干断层扫描)测量眼底Ef,以形成分别描绘眼底Ef的层结构的多个断层图像。 形成的每个断层图像被存储在存储单元212中。层区域识别单元233基于每个断层图像的像素的像素值来识别与视网膜的颜料层相当的层区域。 曲线计算单元234基于层区域的形状获得在眼底Ef的深度方向上突出的参考曲线。 突出区域识别单元235基于层区域和参考曲线识别突出区域,其中层区域与眼底Ef的深度方向相反地突出。 表单信息生成单元236生成表示突出区域的形式(数量,大小,分布等)的表单信息。 版权所有(C)2011,JPO&INPIT
    • 4. 发明专利
    • Ophthalmic apparatus
    • 眼镜装置
    • JP2013248376A
    • 2013-12-12
    • JP2012261893
    • 2012-11-30
    • Topcon Corp株式会社トプコン
    • FUJIMURA TAKASHIKOGAWA DAISAKUMORISHIMA RYUICHIOKADA HIROAKIHAYASHI TAKESHI
    • A61B3/10
    • A61B3/15A61B3/0025A61B3/0058A61B3/0083A61B3/14A61B3/145A61B3/152A61B3/154
    • PROBLEM TO BE SOLVED: To provide an ophthalmic apparatus which is suitable for positioning between an eye to be examined and apparatus optical system.SOLUTION: An ophthalmic apparatus includes an examination optical system, a support unit, a drive unit, two or more image capture units, an analysis unit, and a control unit. The examination optical system is used for examining an eye to be examined. The support unit supports the face of a subject. The drive unit moves the examination optical system and the support unit relatively and three-dimensionally. The two or more image capture units perform image-capture of the anterior eye portion of the eye to be examined from different directions substantially simultaneously. The analysis unit determines a three-dimensional position of the eye to be examined by analyzing the two or more captured images obtained substantially simultaneously by the two or more image capture units. The control unit relatively moves the examination optical system and the support unit by controlling the drive unit based on the obtained three-dimensional position of the eye to be examined.
    • 要解决的问题:提供一种适用于待检眼睛与装置光学系统之间的定位的眼科装置。解决方案:眼科装置包括检查光学系统,支撑单元,驱动单元,两个或更多个图像捕获 单元,分析单元和控制单元。 检查光学系统用于检查要检查的眼睛。 支撑单元支撑被摄体的脸部。 驱动单元相对地和三维地移动检查光学系统和支撑单元。 两个或更多个图像捕获单元基本上同时执行从不同方向检查的眼睛的前眼部分的图像捕获。 分析单元通过分析由两个或更多个图像捕获单元基本上同时获得的两个或更多个拍摄图像来确定要检查的眼睛的三维位置。 控制单元通过基于获得的被检眼的三维位置来控制驱动单元,相对地移动检查光学系统和支撑单元。
    • 5. 发明专利
    • Fundus observation apparatus, and fundus image processing device and program
    • 基金观察设备和基金图像处理设备和程序
    • JP2009061203A
    • 2009-03-26
    • JP2007233703
    • 2007-09-10
    • Topcon CorpUniv Of Tokyo国立大学法人 東京大学株式会社トプコン
    • TOMIDOKORO ATSUOKONNO SHINSUKEARAYA MAKOTOAOKI HIROYUKIFUJIMURA TAKASHIKIKAWA TSUTOMU
    • A61B3/12
    • A61B3/102A61B3/0058A61B3/1225A61B3/14
    • PROBLEM TO BE SOLVED: To improve the accuracy of a process for specifying a blood vessel position in an ICT image of the fundus oculi. SOLUTION: This fundus observation apparatus 1 includes a function for forming a tomographic image of the fundus oculi Ef, and a function for capturing a two-dimensional image (a fundus oculi image Df') of the surface of the fundus oculi Ef. An arithmetic and control device 200 of this fundus observation apparatus 1 specifies the vascular region in the tomographic image and also specifies the vascular region in the fundus oculi image Ef'. The arithmetic and control device 200 finds a common region of the vascular region in the tomographic image and the vascular region in the fundus oculi image Ef' and specifies the common region in the tomographic image. The arithmetic and control device 200 erases the image of the common region from the tomographic image, estimates a layer position in the common region and adds an image expressing the layer image to the common region. The arithmetic and control device 200 finds the thickness of the layer of the fundus oculi Ef in the common region based on the image expressing the layer position. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提高用于指定眼底的ICT图像中的血管位置的处理的准确性。 解决方案:该眼底观察装置1包括形成眼底Ef的断层图像的功能,以及用于拍摄眼底Ef的表面的二维图像(眼底图像Df')的功能 。 该眼底观察装置1的算术和控制装置200指定断层图像中的血管区域,并且还指定眼底图像Ef'中的血管区域。 算术和控制装置200找到断层图像中的血管区域和眼底图像Ef'中的血管区域的公共区域,并指定断层图像中的公共区域。 算术和控制装置200从断层图像中擦除公共区域的图像,估计公共区域中的层位置,并将表示层图像的图像添加到公共区域。 算术和控制装置200基于表示层位置的图像,找到公共区域中眼底Ef的层的厚度。 版权所有(C)2009,JPO&INPIT
    • 6. 发明专利
    • Ophthalmological observation device
    • 眼科观察装置
    • JP2014113175A
    • 2014-06-26
    • JP2012266880
    • 2012-12-06
    • Topcon Corp株式会社トプコン
    • OKADA HIROAKIKOGAWA DAISAKUFUJIMURA TAKASHIFUJII KOTA
    • A61B3/10A61B3/14
    • A61B3/102A61B3/12A61B3/14A61B3/152
    • PROBLEM TO BE SOLVED: To shorten the time required for preparation of OCT measurement.SOLUTION: A measurement optical system of an ophthalmological observation device performs OCT measurement of an eye to be examined. An image forming part forms an image based on the information acquired by the OCT measurement. A preliminary operation execution part executes a plurality of preliminary operations for the OCT measurement. Operation condition information that, concerning at least one specific preliminary operation of the plurality of the preliminary operations, includes a condition for shifting to another preliminary operation and a condition for ending the specific preliminary operation is stored in a storage part beforehand. A control part controls the preliminary operation execution part to start the specific preliminary operation, controls the preliminary operation execution part to start another preliminary operation in response to the fact that a condition for shifting of the specific preliminary operation is met, and controls the preliminary operation execution part to end the specific preliminary operation in response to the fact that a condition for ending the specific preliminary operation is met.
    • 要解决的问题:缩短准备OCT测量所需的时间。解决方案:眼科观察装置的测量光学系统对待检查的眼睛进行OCT测量。 图像形成部分基于通过OCT测量获取的信息形成图像。 初步操作执行部分执行用于OCT测量的多个初步操作。 关于多个初步操作的至少一个特定初步操作包括用于转换到另一初步操作的条件和用于结束特定初步操作的条件的操作条件信息被预先存储在存储部分中。 控制部分控制初步操作执行部分开始特定的初步操作,控制初步操作执行部分响应于满足特定预备操作的移动条件的事实开始另一初步操作,并且控制初步操作 执行部分结束具体的初步操作,以响应终止具体初步操作的条件。
    • 7. 发明专利
    • Fundus observation apparatus, ophthalmologic image processer, and program
    • 基金观察设备,眼科图像处理程序和程序
    • JP2009066015A
    • 2009-04-02
    • JP2007234695
    • 2007-09-10
    • Topcon CorpUniv Of Tokyo国立大学法人 東京大学株式会社トプコン
    • TOMIDOKORO ATSUOKONNO SHINSUKEARAYA MAKOTOAOKI HIROYUKIFUJIMURA TAKASHIKIKAWA TSUTOMU
    • A61B3/12
    • A61B3/102
    • PROBLEM TO BE SOLVED: To provide a fundus observation apparatus capable of clearly indicating a part obtained from the analysis of the vascular region in the result of analysis of the thickness of the fundus oculi. SOLUTION: The fundus observation apparatus 1 forms a plurality of tomographic images G1-Gm of the fundus oculi Ef. A thickness distribution computing part 231 computes the distribution of thickness of the fundus oculi Ef on the cross section of a tomographic image G based on the tomographic images G1-Gm. A vascular region specifying part 234 specifies the vascular region within the tomographic image G. A control part 210 displays thickness distribution information indicating the distribution of thickness in a display part 240A and displays vascular position information indicating the position of the vascular region on the thickness distribution information. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种眼底观察装置,其能够清楚地表示在眼底厚度的分析结果中从血管区域的分析获得的部位。 解决方案:眼底观察装置1形成眼底Ef的多个断层图像G1-Gm。 厚度分布计算部231基于断层图像G1-Gm计算断层图像G的横截面上眼底Ef的厚度分布。 血管区域指定部234指定断层图像G内的血管区域。控制部件210将表示厚度分布的厚度分布信息显示在显示部240A中,并且显示表示血管区域的位置的血管位置信息的厚度分布 信息。 版权所有(C)2009,JPO&INPIT
    • 8. 发明专利
    • Fundus oculi observation device, fundus oculi image processing device and program
    • 基金OCULI观察设备,FUNDUS OCULI图像处理设备和程序
    • JP2008206684A
    • 2008-09-11
    • JP2007045831
    • 2007-02-26
    • Topcon Corp株式会社トプコン
    • KIKAWA TSUTOMUFUJIMURA TAKASHIAOKI HIROYUKISUEHIRO ATSUSHIFUKUMA YASUFUMI
    • A61B3/14
    • G01B9/02044A61B3/102G01B9/0203G01B9/02083G01B9/02089G01B9/02091G01B2290/65
    • PROBLEM TO BE SOLVED: To obtain a magnification by the ocular optical system of an eye to be examined accurately. SOLUTION: The fundus oculi observation device 1 is an OCT apparatus for detecting interference light LC based on low-coherence light L0 and forming the tomographic image Gi of the fundus oculi Ef on the basis of the detected result. Also, the fundus oculi observation device 1 functions as a fundus camera for photographing a fundus oculi image Ef' as well. The tomographic image Gi and the fundus oculi image Ef' are stored in a storage part 212 together with optical information V representing a state of the ocular optical system of the eye E to be examined. A magnification calculation part 231 calculates the magnification by the ocular optical system of the eye E to be examined, based on the optical information V. An analysis part 232 forms an accumulated image on the basis of the tomographic image Gi and matches the positions of the accumulated image and the fundus oculi image Ef' on the basis of the magnification. Further, the analysis part 232 sets the tomographic image Gi corresponding to measurement lines M1-M3 set on the fundus oculi image Ef' as a measurement position, and obtains the thickness of the layer of the fundus oculi Ef at the measurement position. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:通过正确检查的眼睛的眼睛光学系统获得放大倍率。 眼底观察装置1是用于基于低相干光L0检测干涉光LC并基于检测结果形成眼底Ef的断层图像Gi的OCT装置。 此外,眼底观察装置1也用作用于拍摄眼底图像Ef'的眼底照相机。 断层图像Gi和眼底图像Ef'与表示要检查的眼睛E的眼睛光学系统的状态的光学信息V一起存储在存储部分212中。 放大率计算部件231基于光学信息V计算由待检查的眼睛E的眼睛光学系统的放大倍率。分析部件232基于断层图像Gi形成累积图像,并与 基于放大倍率累积图像和眼底图像Ef'。 此外,分析部232将与设定在眼底图像Ef'上的测量线M1-M3对应的断层图像Gi设置为测量位置,并且获得测量位置处的眼底Ef的层的厚度。 版权所有(C)2008,JPO&INPIT
    • 9. 发明专利
    • Fundus observation apparatus, ophthalmologic image processing apparatus, and ophthalmologic image processing program
    • 基金观察设备,眼科图像处理设备和眼科图像处理程序
    • JP2007325831A
    • 2007-12-20
    • JP2006160896
    • 2006-06-09
    • Topcon Corp株式会社トプコン
    • AOKI HIROYUKIFUJIMURA TAKASHIFUKUMA YASUFUMITSUKADA HIROSHIKIKAWA TSUTOMU
    • A61B3/14A61B3/12G01N21/17G01N21/64
    • A61B3/102G06T7/12G06T7/174G06T7/181G06T2207/10101G06T2207/30041
    • PROBLEM TO BE SOLVED: To keep track of a position of an image region corresponding to a cross section of a blood vessel in a tomographic image of a fundus. SOLUTION: A fundus observation apparatus 1 acquires both of a fundus image Ef' of a fundus Ef and tomographic images G1-Gm. An integrated image generation part 231 integrates each tomographic image Gi over the depth direction and generates an integrated image. A blood vessel region selection part 232 selects the blood vessel region respectively from the fundus image Ef' and the integrated image. A blood vessel region positioning part 233 positions the two blood vessel regions. A blood vessel cross sectional region identification part 234 identifies the position of the blood vessel cross sectional region in the each tomographic image Gi from the positioning result. An image interpolation part 235 interpolates images in a layer region in an image region just under the blood vessel cross sectional region (just under the blood vessel region) and a border region. A layer thickness calculation part 236 calculates a thickness of the layer region on a given position of the eyeground Ef including the position just under the blood vessel region. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:跟踪在眼底断层图像中对应于血管横截面的图像区域的位置。 解决方案:眼底观察装置1获取眼底Ef的眼底图像Ef'和断层图像G1-Gm两者。 集成图像生成部231对深度方向上的各断层图像Gi进行积分,生成集成图像。 血管区域选择部件232分别从眼底图像Ef'和集成图像中选择血管区域。 血管区域定位部233定位两个血管区域。 血管横截面区域识别部件234根据定位结果识别每个断层图像Gi中的血管横截面区域的位置。 图像内插部件235在正好在血管横截面区域(血管区域正下方)的图像区域和边界区域中的图像区域内插图像。 层厚计算部236计算包括刚好在血管区域下方的位置的眼球Ef的给定位置上的层区域的厚度。 版权所有(C)2008,JPO&INPIT
    • 10. 发明专利
    • Optical image measuring apparatus
    • 光学图像测量装置
    • JP2014100230A
    • 2014-06-05
    • JP2012253281
    • 2012-11-19
    • Topcon Corp株式会社トプコン
    • SHIMIZU HITOSHIFUJIMURA TAKASHI
    • A61B3/10A61B3/14G01N21/17
    • G06T7/73A61B3/0025A61B3/1005A61B3/102A61B3/1225A61B3/152G01B9/02091G02B27/0075G06T11/60G06T2207/10101
    • PROBLEM TO BE SOLVED: To provide an optical image measuring apparatus having high lateral resolution and being capable of capturing a generally sharp image.SOLUTION: An optical image measuring apparatus according to an embodiment comprises an optical system, an image formation part, a control part, and a synthetic tomogram formation part. The optical part includes: a scanning part for changing a signal light irradiation position on an object; and an in-focus position changing part for changing an in-focus position of the signal light. The optical system detects a reference light beam between a return light beam of each signal light beam from the object and a reference light beam. The image formation part forms a tomogram on the basis of detection results of a plurality of interference light beams corresponding to a plurality of irradiation positions of signal light beams. The control part controls the optical system such that a plurality of irradiation positions are repeatedly irradiated with the signal light as the in-focus positions are being changed. The synthetic tomogram formation part forms one synthetic tomogram based on two or more tomograms formed by the image formation part on the basis of results of the repetitious irradiation of the signal light.
    • 要解决的问题:提供一种具有高横向分辨率并且能够捕获大致清晰图像的光学图像测量装置。解决方案:根据实施例的光学图像测量装置包括光学系统,图像形成部分,控制部分 ,以及合成断层图形成部。 光学部件包括:用于改变物体上的信号光照射位置的扫描部分; 以及用于改变信号光的对焦位置的对焦位置改变部分。 光学系统检测来自物体的每个信号光束的返回光束与参考光束之间的参考光束。 图像形成部基于与信号光的多个照射位置对应的多个干涉光束的检测结果构成断层图像。 控制部分控制光学系统,使得随着对焦位置的改变,多个照射位置被信号光反复照射。 基于信号光的重复照射的结果,合成断层图形成部分基于由图像形成部分形成的两个或多个断层图像形成一个合成断层图像。