公开(公告)号：US07416303B2

公开(公告)日：2008-08-26

申请号：US11210793

申请日：2005-08-25

申请人： Katsuyasu Mizuno

发明人： Katsuyasu Mizuno

IPC分类号： A61B3/14 ,  A61B3/10

CPC分类号： A61B3/1225

摘要： An ophthalmic observation apparatus for observing an object region to be observed of an examinee's eye, comprises: an illumination optical system which has a laser source, a polygon mirror, and a galvano mirror, and which irradiates the object region with a laser beam emitted from the laser source by scanning the laser beam in two dimensions by use of the polygon mirror and the galvano mirror; a photo-receiving optical system which has a beam splitter placed on an optical path between the eye and the polygon mirror, and a photo-receiving element placed in a conjugate position with a pupil of the eye, the photo-receiving element being arranged to receive the laser beam reflected from the object region via the beam splitter, not via the polygon mirror; and an image processing part which processes an output signal from the photo-receiving element in sync with scanning operations of the polygon mirror and the galvano mirror to generate an observation image of the object region.

摘要翻译： 一种用于观察被检眼目标区域的眼科观察装置，包括：照明光学系统，其具有激光源，多面镜和电流镜，并且用从所述目标区域射出的激光束照射所述物体区域 激光源通过使用多面镜和电流镜在二维扫描激光束; 一种光接收光学系统，其具有放置在眼睛和多面镜之间的光路上的分束器和与眼睛的瞳孔放置在共轭位置的光接收元件，光接收元件被布置成 通过分束器接收从物体区域反射的激光束，而不是经由多面镜; 以及图像处理部，其与来自所述光接收元件的输出信号同步地进行所述多面镜和所述电流镜的扫描操作，以生成所述对象区域的观察图像。

公开(公告)号：US20050096641A1

公开(公告)日：2005-05-05

申请号：US10972358

申请日：2004-10-26

申请人： Katsuyasu Mizuno

发明人： Katsuyasu Mizuno

IPC分类号： G02B5/30 ,  A61B18/20 ,  A61F9/007 ,  A61F9/008 ,  H01S3/10

CPC分类号： A61F9/008

摘要： A laser treatment apparatus comprises: an optical guiding body which guides a treatment laser beam omitted from a laser source; an irradiation optical system for irradiating the treatment beam guided by the optical guiding body; a first beam splitter placed in the irradiation optical system to split the treatment beam guided thereto; a photo-detector which detects output of one of the split treatment beams; and a depolarizer placed in an optical path between the optical guiding body and the first beam splitter to spatially disturb a polarization state of the guided treatment beam.

摘要翻译： 激光治疗装置包括：导光体，其引导从激光源省略的处理激光束; 照射光学系统，用于照射由光导体引导的处理光束; 放置在照射光学系统中以将被引导到其上的处理光束分开的第一分束器; 光检测器，其检测所述分割处理光束中的一个的输出; 以及放置在光导体和第一分束器之间的光路中的去极化器，以空间地干扰被引导的处理束的偏振状态。

公开(公告)号：US5226903A

公开(公告)日：1993-07-13

申请号：US827621

申请日：1992-01-29

申请人： Katsuyasu Mizuno

发明人： Katsuyasu Mizuno

IPC分类号： A61F9/00 ,  A61B3/125 ,  A61B17/00 ,  A61F9/007 ,  A61F9/008 ,  A61F9/009

CPC分类号： A61F9/00821 ,  A61B3/125 ,  A61F9/008 ,  A61F2009/0035 ,  A61F9/009

摘要： An apparatus for performing an ophthalmic operation on an eye by photocoagulation using a laser beam while allowing continuous observation of the eye to be treated, includes a light source for producing the laser beam, an observing system having a first inherent optical path including a slit-lamp microscope, a laser optical system having a second inherent optical path, means for transmitting the laser beam from the light source to the laser optical system, means for introducing the laser beam from the second optical path of the laser optical system to the first optical path of the observing system, a contact lens having predetermined characteristics positioned in front of and contacting the eye to be treated, first optical means provided in the first inherent optical path of the observing system for adjusting an objective plane observable from the slit-lamp microscope, means for shifting the objective plane to a desired position along the optical path while observing the objective plane, and second optical means provided in the second inherent optical path of the laser optical system for adjusting a focal point, the laser beam being controlled while adjusting the focal point along the second optical path of the laser optical system, wherein the first optical means controls the movement of the objective plane observed from the observing system according to the predetermined characteristics of the contact lens and the second optical means adjusts the focal point to direct the laser beam on the objective plane.

摘要翻译： 一种用于通过使用激光束进行光凝实施眼睛操作的装置，同时允许连续观察待治疗的眼睛，包括用于产生激光束的光源，具有第一固有光路的观察系统， 灯显微镜，具有第二固有光路的激光光学系统，用于将激光束从光源传输到激光光学系统的装置，用于将来自激光光学系统的第二光路的激光束引入到第一光学系统 观察系统的路径，具有预定特征的隐形眼镜，位于待处理眼睛并接触眼睛之前;设置在观察系统的第一固有光路中的第一光学装置，用于调节从裂隙灯显微镜可观察到的物镜平面 用于在观察物镜平面的同时沿着光路将物镜移动到期望位置的装置 e和第二光学装置，设置在用于调节焦点的激光光学系统的第二固有光路中，激光束在沿着激光光学系统的第二光路调节焦点的同时被控制，其中第一光学装置 根据隐形眼镜的预定特性控制从观察系统观察到的物镜的运动，第二光学装置调节焦点以将激光束引导到物镜平面上。

公开(公告)号：US07192425B2

公开(公告)日：2007-03-20

申请号：US10972358

申请日：2004-10-26

申请人： Katsuyasu Mizuno

发明人： Katsuyasu Mizuno

IPC分类号： A61B18/20 ,  G02B5/30

CPC分类号： A61F9/008

摘要： A laser treatment apparatus comprises: an optical guiding body which guides a treatment laser beam omitted from a laser source; an irradiation optical system for irradiating the treatment beam guided by the optical guiding body; a first beam splitter placed in the irradiation optical system to split the treatment beam guided thereto; a photo-detector which detects output of one of the split treatment beams; and a depolarizer placed in an optical path between the optical guiding body and the first beam splitter to spatially disturb a polarization state of the guided treatment beam.

摘要翻译： 激光治疗装置包括：导光体，其引导从激光源省略的处理激光束; 照射光学系统，用于照射由光导体引导的处理光束; 放置在照射光学系统中以将被引导到其上的处理光束分开的第一分束器; 光检测器，其检测所述分割处理光束中的一个的输出; 以及放置在光导体和第一分束器之间的光路中的去极化器，以空间地干扰被引导的处理束的偏振状态。

公开(公告)号：US5734497A

公开(公告)日：1998-03-31

申请号：US767327

申请日：1996-12-16

申请人： Nobuyuki Yano, deceased ,  Katsuyasu Mizuno

发明人： Nobuyuki Yano, deceased ,  Katsuyasu Mizuno

IPC分类号： G02B21/06 ,  G02B21/00 ,  G02B26/02

CPC分类号： G02B21/0044 ,  G02B21/0068

摘要： A confocal scanning microscope comprises rotational disk having numerous pinholes arranged at positions that are conjugate with respect to an object to be observed, illumination optical system for implementing the pinhole-illumination for the object to be observed through the rotational disk, and observation optical system for conducting a reflected light beam from the illuminated object to be observed through the rotational disk and focuses the light beam to form an image for observation at a position that is conjugate with respect to the rotational disk, wherein the pinholes of the rotational disk are in equiangular arrangement on a parabolic spiral. The number of loops M of the parabolic spiral and the number of equiangular divisions in one round of the parabolic spiral at which the pinholes are located have any of relations: M:N=1:2, 3:2, 5:2, . . . , (2i-1):2, where i is an integer.

摘要翻译： 共焦扫描显微镜包括旋转盘，其具有布置在相对于待观察物体共轭的位置处的多个针孔，用于实现通过旋转盘观察的物体的针孔照明的照明光学系统和用于通过旋转盘观察的观察光学系统 从被照明物体通过旋转盘传导反射光束，并聚焦光束以形成用于观察的图像，该图像在相对于旋转盘共轭的位置处，其中旋转盘的针孔为等角度 安排抛物线螺旋。 抛物线螺旋的圈数M和针孔所处的一轮抛物线螺旋中的等角度分数的数量有任何关系：M：N = 1：2，3：2,5：2。 。 。 ，（2i-1）：2，其中i是整数。

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。

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。

公开(公告)号：US5442487A

公开(公告)日：1995-08-15

申请号：US007828

申请日：1993-01-22

申请人： Katsuyasu Mizuno

发明人： Katsuyasu Mizuno

IPC分类号： G02B6/42 ,  G02B3/06 ,  G02B27/09 ,  H01S3/00 ,  H01S5/00 ,  G02B9/12 ,  A61N5/06 ,  G03B13/06

CPC分类号： G02B19/009 ,  G02B19/0014 ,  G02B19/0052 ,  G02B27/09 ,  G02B27/0966 ,  G02B27/0972 ,  H01S3/005

摘要： A lens system disposed between the emitting area of a laser diode and a focal plane for focusing the output beam of the laser diode on the focal plane is disclosed, in which system, as regards a direction parallel to the lengthwise direction of the emitting area of the laser diode, the emitting area and the focal plane are conjugate, and a telescopic optical system is formed of the lens system to form a telescopic image indicative of the exit pupil of the lens system at an infinite distance and to make small the convergent angle of the laser beam incident on the focal plane.

摘要翻译： 公开了一种设置在激光二极管的发射区域和用于将激光二极管的输出光束聚焦在焦平面上的焦平面之间的透镜系统，其中关于平行于发射区域的长度方向的方向 激光二极管，发射区域和焦平面是共轭的，并且由透镜系统形成伸缩光学系统以形成指示透镜系统的出射光瞳在无限远处的伸缩图像，并且使收敛角小 的激光束入射在焦平面上。

公开(公告)号：US20060055885A1

公开(公告)日：2006-03-16

申请号：US11210793

申请日：2005-08-25

申请人： Katsuyasu Mizuno

发明人： Katsuyasu Mizuno

IPC分类号： A61B3/10

CPC分类号： A61B3/1225

摘要： An ophthalmic observation apparatus for observing an object region to be observed of an examinee's eye, comprises: an illumination optical system which has a laser source, a polygon mirror, and a galvano mirror, and which irradiates the object region with a laser beam emitted from the laser source by scanning the laser beam in two dimensions by use of the polygon mirror and the galvano mirror; a photo-receiving optical system which has a beam splitter placed on an optical path between the eye and the polygon mirror, and a photo-receiving element placed in a conjugate position with a pupil of the eye, the photo-receiving element being arranged to receive the laser beam reflected from the object region via the beam splitter, not via the polygon mirror; and an image processing part which processes an output signal from the photo-receiving element in sync with scanning operations of the polygon mirror and the galvano mirror to generate an observation image of the object region.

摘要翻译： 一种用于观察被检眼目标区域的眼科观察装置，包括：照明光学系统，其具有激光源，多面镜和电流镜，并且用从所述目标区域射出的激光束照射所述物体区域 激光源通过使用多面镜和电流镜在二维扫描激光束; 一种光接收光学系统，其具有放置在眼睛和多面镜之间的光路上的分束器和与眼睛的瞳孔放置在共轭位置的光接收元件，光接收元件被布置成 通过分束器接收从物体区域反射的激光束，而不是经由多面镜; 以及图像处理部，其与来自所述光接收元件的输出信号同步地进行所述多面镜和所述电流镜的扫描操作，以生成所述对象区域的观察图像。

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。