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1. 发明申请

US20050157259A1 Fundus observation apparatus 有权
标题翻译：眼底观察仪
公开(公告)号：US20050157259A1
公开(公告)日：2005-07-21
申请号：US11018505
申请日：2004-12-22
申请人： Junichi Akita , Akihiro Fujishiro , Toshifumi Sumiya , Naoyuki Kondo
发明人： Junichi Akita , Akihiro Fujishiro , Toshifumi Sumiya , Naoyuki Kondo
IPC分类号： A61B3/14 , A61B3/12 , A61B3/15 , A61B3/10
CPC分类号： A61B3/0058 , A61B3/12 , A61B3/152
摘要： An apparatus for observing a fundus of an eye of an examinee has an observation optical system having an image-pickup element which obtains a time-series fundus image, a display part which displays the obtained fundus image on its monitor as a moving image, a determination part which determines a standard fundus image based on the displayed image, a memory part which stores the determined image, a calculation part which digitizes the image based on a threshold luminance level to obtain a digitized image thereof, digitizes a present fundus image obtained after the determination of the standard image based on the threshold luminance level to obtain a digitized image thereof and compares the obtained digitized images two-dimensionally to obtain their positional difference, and a display control part for correcting a display position of the present fundus image based on the obtained positional difference to display the corrected image on the monitor.
摘要翻译：用于观察受检者眼底的装置具有观察光学系统，其具有获得时间序列眼底图像的图像拾取元件，将其监视器上获得的眼底图像显示为运动图像的显示部分，确定部分，其基于所显示的图像确定标准眼底图像;存储器部分，其存储确定的图像;计算部分，其基于阈值亮度级数字化图像以获得其数字化图像;数字化后续获得的眼底图像; 基于阈值亮度水平确定标准图像以获得其数字化图像，并且二维地比较所获得的数字化图像以获得它们的位置差异;以及显示控制部分，用于基于以下方式校正本眼底图像的显示位置：获得的位置差异以在监视器上显示校正图像。

2. 发明授权

US07306336B2 Fundus observation apparatus 有权
标题翻译：眼底观察仪
公开(公告)号：US07306336B2
公开(公告)日：2007-12-11
申请号：US11018505
申请日：2004-12-22
申请人： Junichi Akita , Akihiro Fujishiro , Toshifumi Sumiya , Naoyuki Kondo
发明人： Junichi Akita , Akihiro Fujishiro , Toshifumi Sumiya , Naoyuki Kondo
IPC分类号： A61B3/14
CPC分类号： A61B3/0058 , A61B3/12 , A61B3/152
摘要： An apparatus for observing a fundus of an eye of an examinee has an observation optical system having an image-pickup element which obtains a time-series fundus image, a display part which displays the obtained fundus image on its monitor as a moving image, a determination part which determines a standard fundus image based on the displayed image, a memory part which stores the determined image, a calculation part which digitizes the image based on a threshold luminance level to obtain a digitized image thereof, digitizes a present fundus image obtained after the determination of the standard image based on the threshold luminance level to obtain a digitized image thereof and compares the obtained digitized images two-dimensionally to obtain their positional difference, and a display control part for correcting a display position of the present fundus image based on the obtained positional difference to display the corrected image on the monitor.
摘要翻译：用于观察受检者眼底的装置具有观察光学系统，其具有获得时间序列眼底图像的图像拾取元件，将其监视器上获得的眼底图像显示为运动图像的显示部分，确定部分，其基于所显示的图像确定标准眼底图像;存储器部分，其存储确定的图像;计算部分，其基于阈值亮度级数字化图像以获得其数字化图像;数字化后续获得的眼底图像; 基于阈值亮度水平确定标准图像以获得其数字化图像，并且二维地比较所获得的数字化图像以获得它们的位置差异;以及显示控制部分，用于基于以下方式校正本眼底图像的显示位置：获得的位置差异以在监视器上显示校正图像。

3. 发明申请

US20050195360A1 Ophthalmic apparatus 审中-公开
标题翻译：眼科仪器
公开(公告)号：US20050195360A1
公开(公告)日：2005-09-08
申请号：US11066139
申请日：2005-02-25
申请人： Junichi Akita , Naoyuki Kondoh , Toshifumi Sumiya , Susumu Oshima , Akihiro Fujishiro , Toshiaki Mizuno
发明人： Junichi Akita , Naoyuki Kondoh , Toshifumi Sumiya , Susumu Oshima , Akihiro Fujishiro , Toshiaki Mizuno
IPC分类号： A61B3/12 , A61B3/10 , A61B3/135
CPC分类号： A61B3/135
摘要： An ophthalmic apparatus for examining an eye of a patient, comprises: a light projecting optical system for projecting examination light onto the eye, the optical system including: a light source; and a projection shape forming device which is electrically controlled to change a reflecting area of a reflecting surface or a transmitting area of a transmitting surface and is arranged to reflect or transmit the examination light emitted from the light source while forming a projection shape of the examination light into a desired shape so that the examination light of the desired shape is projected onto the eye; and a selection unit for selecting the projection shape of the examination light; and a control part which drivingly controls the forming device based on the selected projection shape.
摘要翻译：一种用于检查患者眼睛的眼科装置，包括：用于将检查光投射到眼睛上的投光光学系统，所述光学系统包括：光源; 以及电子控制以改变透射面的反射面或透射区域的反射面积的突起形状形成装置，并且被配置为反射或透射从光源发射的检查光，同时形成检查的投影形状将光变成所需的形状，使得所需形状的检查光投射到眼睛上; 以及选择单元，用于选择检查光的投影形状; 以及控制部件，其基于所选择的突出形状驱动地控制成形装置。

4. 发明申请

US20060197912A1 Fundus imaging apparatus and fundus imaging method 有权
标题翻译：眼底成像装置和眼底成像方法
公开(公告)号：US20060197912A1
公开(公告)日：2006-09-07
申请号：US11363998
申请日：2006-03-01
申请人： Junichi Akita , Naoyuki Kondo , Akihiro Fujishiro , Katsuyasu Mizuno
发明人： Junichi Akita , Naoyuki Kondo , Akihiro Fujishiro , Katsuyasu Mizuno
IPC分类号： A61B3/14
CPC分类号： A61B3/1233
摘要： A fundus imaging apparatus comprises: a beam emitter which simultaneously emits a first laser beam and a second laser beam having a different wavelength from the first beam; an irradiation optical system having a beam scanner which scans the emitted first and second beams in two dimensions on a fundus, the irradiation optical system being adapted to irradiate the emitted first and second beams onto the fundus; a first filter which intercepts the first and second beams reflected by the fundus and second fluorescence from the fundus by irradiation of the second beam and transmits first fluorescence from the fundus by irradiation of the first beam; a second filter which intercepts the first and second beams reflected by the fundus and the first fluorescence from the fundus and transmits the second fluorescence from the fundus; an imaging optical system having a photo-receiving element which receives the first fluorescence having passed through the first filter and the second fluorescence having passed through the second filter; a filter changer which continuously alternately disposes the first filter and the second filter in an optical path of the imaging optical system in sync with scanning by the beam scanner; and an image processing part which obtains a first fundus image based on a received light signal of the first fluorescence from the photo-receiving element and obtains a second fundus image based on a received light signal of the second fluorescence from the photo-receiving element.
摘要翻译：眼底成像装置包括：射束发射器，其同时发射具有与第一光束不同的波长的第一激光束和第二激光束; 一种具有光束扫描器的照射光学系统，其在二维上在眼底上扫描发射的第一和第二光束，所述照射光学系统适于将发射的第一和第二光束照射到眼底上; 第一滤光器，其通过照射第二光束拦截由眼底反射的第一和第二光束和来自眼底的第二荧光，并且通过照射第一光束从眼底透射第一荧光; 第二过滤器，其拦截由眼底反射的第一和第二光束和来自眼底的第一荧光，并从眼底透射第二荧光; 具有光接收元件的成像光学系统，其接收通过第一滤光器的第一荧光，并且第二荧光通过第二滤光器; 滤光器更换器，其与成像光学系统的光路连续地交替地配置第一滤光器和第二滤光器，与扫描仪的扫描同步; 以及图像处理部，其基于来自所述光接收元件的接收到的所述第一荧光的光信号获得第一眼底图像，并且基于所接收的来自所述光接收元件的第二荧光的光信号获得第二眼底图像。

5. 发明授权

US07198367B2 Fundus imaging apparatus and fundus imaging method 有权
标题翻译：眼底成像装置和眼底成像方法
公开(公告)号：US07198367B2
公开(公告)日：2007-04-03
申请号：US11363998
申请日：2006-03-01
申请人： Junichi Akita , Naoyuki Kondo , Akihiro Fujishiro , Katsuyasu Mizuno
发明人： Junichi Akita , Naoyuki Kondo , Akihiro Fujishiro , Katsuyasu Mizuno
IPC分类号： A61B3/14
CPC分类号： A61B3/1233
摘要： A fundus imaging apparatus comprises: a beam emitter which simultaneously emits a first laser beam and a second laser beam having a different wavelength from the first beam; an irradiation optical system having a beam scanner which scans the emitted first and second beams in two dimensions on a fundus, the irradiation optical system being adapted to irradiate the emitted first and second beams onto the fundus; a first filter which intercepts the first and second beams reflected by the fundus and second fluorescence from the fundus by irradiation of the second beam and transmits first fluorescence from the fundus by irradiation of the first beam; a second filter which intercepts the first and second beams reflected by the fundus and the first fluorescence from the fundus and transmits the second fluorescence from the fundus; an imaging optical system having a photo-receiving element which receives the first fluorescence having passed through the first filter and the second fluorescence having passed through the second filter; a filter changer which continuously alternately disposes the first filter and the second filter in an optical path of the imaging optical system in sync with scanning by the beam scanner; and an image processing part which obtains a first fundus image based on a received light signal of the first fluorescence from the photo-receiving element and obtains a second fundus image based on a received light signal of the second fluorescence from the photo-receiving element.
摘要翻译：眼底成像装置包括：射束发射器，其同时发射具有与第一光束不同的波长的第一激光束和第二激光束; 一种具有光束扫描器的照射光学系统，其在二维上在眼底上扫描发射的第一和第二光束，所述照射光学系统适于将发射的第一和第二光束照射到眼底上; 第一滤光器，其通过照射第二光束拦截由眼底反射的第一和第二光束和来自眼底的第二荧光，并且通过照射第一光束从眼底透射第一荧光; 第二过滤器，其拦截由眼底反射的第一和第二光束和来自眼底的第一荧光，并从眼底透射第二荧光; 具有光接收元件的成像光学系统，其接收通过第一滤光器的第一荧光，并且第二荧光通过第二滤光器; 滤光器更换器，其与成像光学系统的光路连续地交替地配置第一滤光器和第二滤光器，与扫描仪的扫描同步; 以及图像处理部，其基于来自光接收元件的接收到的第一荧光的光信号获得第一眼底图像，并且基于来自光接收元件的接收到的第二荧光的光信号获得第二眼底图像。

6. 发明申请

US20050231685A1 Ophthalmic observation apparatus 有权
标题翻译：眼科观察仪器
公开(公告)号：US20050231685A1
公开(公告)日：2005-10-20
申请号：US11089205
申请日：2005-03-25
申请人： Junichi Akita , Katsuyasu Mizuno , Akihiro Fujishiro
发明人： Junichi Akita , Katsuyasu Mizuno , Akihiro Fujishiro
IPC分类号： A61B3/14 , A61B3/10 , A61B3/12 , A61B3/13 , G02B21/06 , G02B26/12
CPC分类号： A61B3/1025
摘要： An apparatus for observing an eye of an examinee, comprises: an irradiation optical system for irradiating and two-dimensionally scanning a laser beam onto an observational objective part of the eye; an observation optical system having a photo-receiving element, for photo-receiving the laser beam reflected by the objective part to obtain an image of the objective part, the observation optical system sharing at least a part of the irradiation optical system; a display which displays the obtained image; a polarizing member arranged on an optical axis of the observation optical system, an arrangement angle of the polarizing member with respect to the optical axis being changeable to change a polarized component to be transmitted by the polarizing member.
摘要翻译：一种用于观察受检者眼睛的装置，包括：照射光学系统，用于将激光束照射并二维地扫描到眼睛的观察目标部分; 具有光接收元件的观察光学系统，用于对由所述物镜部分反射的激光束进行光接收以获得所述目标部分的图像，所述观察光学系统共享所述照射光学系统的至少一部分; 显示所获得的图像的显示器; 偏振构件布置在观察光学系统的光轴上，偏振构件相对于光轴的配置角度可改变以改变由偏振构件透射的偏振分量。

7. 发明授权

US07416304B2 Ophthalmic observation apparatus 有权
标题翻译：眼科观察仪器
公开(公告)号：US07416304B2
公开(公告)日：2008-08-26
申请号：US11089205
申请日：2005-03-25
申请人： Junichi Akita , Katsuyasu Mizuno , Akihiro Fujishiro
发明人： Junichi Akita , Katsuyasu Mizuno , Akihiro Fujishiro
IPC分类号： A61B3/10
CPC分类号： A61B3/1025
摘要： An apparatus for observing an eye of an examinee, comprises: an irradiation optical system for irradiating and two-dimensionally scanning a laser beam onto an observational objective part of the eye; an observation optical system having a photo-receiving element, for photo-receiving the laser beam reflected by the objective part to obtain an image of the objective part, the observation optical system sharing at least a part of the irradiation optical system; a display which displays the obtained image; a polarizing member arranged on an optical axis of the observation optical system, an arrangement angle of the polarizing member with respect to the optical axis being changeable to change a polarized component to be transmitted by the polarizing member.
摘要翻译：一种用于观察受检者眼睛的装置，包括：照射光学系统，用于将激光束照射并二维地扫描到眼睛的观察目标部分; 具有光接收元件的观察光学系统，用于对由所述物镜部分反射的激光束进行光接收以获得所述目标部分的图像，所述观察光学系统共享所述照射光学系统的至少一部分; 显示所获得的图像的显示器; 偏振构件布置在观察光学系统的光轴上，偏振构件相对于光轴的配置角度可改变以改变由偏振构件透射的偏振分量。

8. 发明授权

US07794081B2 Scanning laser ophthalmoscope 有权
标题翻译：扫描激光检眼镜
公开(公告)号：US07794081B2
公开(公告)日：2010-09-14
申请号：US12076086
申请日：2008-03-13
申请人： Akihiro Fujishiro , Junichi Akita
发明人： Akihiro Fujishiro , Junichi Akita
IPC分类号： A61B3/10
CPC分类号： A61B3/1025
摘要： A scanning laser ophthalmoscope comprises: a laser source that emits a laser beam; an irradiation optical system that scans the laser beam over a fundus two-dimensionally; a photoreceptor optical system that receives reflection from the fundus by using a photoreceptor element; an image processor that obtains an image of the fundus based on an output signal from the photoreceptor element; a monitor; and a controller that causes the monitor to display the obtained fundus image, wherein the image processor comprises a subtractive processing circuit that performs time-subtractive processing on the output signal from the photoreceptor element in a state where the output signal is input as an analog signal, and forms the fundus image based on the signal subjected to the subtractive processing.
摘要翻译：扫描激光检眼镜包括：发射激光束的激光源; 照射光学系统，二维扫描眼底上的激光束; 感光器光学系统，其通过使用感光元件接收来自眼底的反射; 图像处理器，其基于来自感光体元件的输出信号获得眼底的图像; 监视器以及使所述监视器显示所获得的眼底图像的控制器，其中，所述图像处理器包括减法处理电路，所述减法处理电路在输出信号被输入的状态下作为模拟信号对来自所述感光体元件的输出信号进行减法处理，并且基于经过减去处理的信号形成眼底图像。

9. 发明授权

US07484849B2 Ophthalmologic observation apparatus 有权
标题翻译：眼科观察仪器
公开(公告)号：US07484849B2
公开(公告)日：2009-02-03
申请号：US11902926
申请日：2007-09-26
申请人： Junichi Akita , Akihiro Fujishiro
发明人： Junichi Akita , Akihiro Fujishiro
IPC分类号： A61B3/14 , A61B3/10
CPC分类号： A61B3/1025
摘要： An ophthalmologic observation apparatus of a confocal laser scanning microscopy system for photographing and observing a target site of an eye of an examinee, includes a controller that, based on a number of image lines of one frame of a motion image to be displayed, a number of reflection faces of a polygon mirror, and a detection result of a photo sensor, controls a galvano mirror and an image forming unit so as to form each image line of each frame of the motion image based on the photo-receiving signals of a laser beam reflected on same reflection face of the polygon mirror.
摘要翻译：一种用于拍摄和观察受检者的眼睛的目标部位的共聚焦激光扫描显微镜系统的眼科观察装置，包括：控制器，根据要显示的运动图像的一帧的图像行数，多角镜的反射面和光传感器的检测结果，控制电光镜和图像形成单元，以便基于激光的光接收信号形成运动图像的每帧的每个图像线光束反射在多面镜的相同反射面上。

10. 发明申请

US20080225226A1 Scanning laser ophthalmoscope 有权
标题翻译：扫描激光检眼镜
公开(公告)号：US20080225226A1
公开(公告)日：2008-09-18
申请号：US12076086
申请日：2008-03-13
申请人： Akihiro Fujishiro , Junichi Akita
发明人： Akihiro Fujishiro , Junichi Akita
IPC分类号： A61B3/10
CPC分类号： A61B3/1025
摘要： A scanning laser ophthalmoscope comprises: a laser source that emits a laser beam; an irradiation optical system that scans the laser beam over a fundus two-dimensionally; a photoreceptor optical system that receives reflection from the fundus by using a photoreceptor element; an image processor that obtains an image of the fundus based on an output signal from the photoreceptor element; a monitor; and a controller that causes the monitor to display the obtained fundus image, wherein the image processor comprises a subtractive processing circuit that performs time-subtractive processing on the output signal from the photoreceptor element in a state where the output signal is input as an analog signal, and forms the fundus image based on the signal subjected to the subtractive processing.
摘要翻译：扫描激光检眼镜包括：发射激光束的激光源; 照射光学系统，二维扫描眼底上的激光束; 感光器光学系统，其通过使用感光元件接收来自眼底的反射; 图像处理器，其基于来自感光体元件的输出信号获得眼底的图像; 监视器以及使所述监视器显示所获得的眼底图像的控制器，其中，所述图像处理器包括减法处理电路，所述减法处理电路在输出信号被输入的状态下作为模拟信号对来自所述感光体元件的输出信号进行减法处理，并且基于经过减去处理的信号形成眼底图像。

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