Kabushiki Kaisha Topcon

Topcon Corporation

Riken Corporation

Hisashi Tsukada

Yasufumi Fukuma

Tsutomu Kikawa

Masahiro Akiba

Kinpui Chan

Hiroyuki Otsuka

Hiroyuki Aoki

Atsushi Kubota

Hiroaki Okada

Takefumi Hayashi

Takashi Fujimura

Kazuhiko Yumikake

Hitoshi Shimizu

Makoto Fujino

Shigenori Nagano

Yoshie Otake

Yuichi Yoshimura

Hideyuki Sunaga

Koki Harumoto

Koji Ikado

Tsutomu Sato

Takeshi Suzuki

Hiroshi Akiyama

Takashi Kubota

Eiichi Yanagi

Takeyuki Kato

Kazuhiro Oomori

Yoshiaki Yasuno

Toyohiko Yatagai

Akio Sakurai

Yutaka Nishio

Hideki Hatanaka

Minoru Kamiya

Jun Suehiro

Nobusuke Obata

Kazuhiro Omori

Yasufimi Fukuma

A slit lamp microscope of an aspect example includes a scanner, a controller, and an image set creation processor. The scanner is configured to scan an anterior segment of a subject's eye with slit light to collect an image group. The controller is configured to control the scanner to apply two or more scans to the anterior segment. The image set creation processor is configured to create an image set by selecting a series of images corresponding to a scan area from two or more image groups collected by the scanner in the two or more scans.

Slit lamp microscope, ophthalmic system, method of controlling slit lamp microscope, and recording medium

A slit lamp microscope according to an embodiment example includes a scanner and a memory. The scanner is configured to perform application of a scan with slit light to a three dimensional region including a corner angle of a subject's eye to collect an image group. The memory is configured to store the image group collected by the scanner.

Slit lamp microscope

The present disclosure provides a microscope including a first optical member configured to guide light from a light source in a first optical axis direction; a first reflecting member configured to guide the light guided in the first optical axis direction in a second optical axis direction substantially orthogonal to the first optical axis direction; a second optical member configured to relay the light guided in the second optical axis direction; a second reflecting member configured to guide the light relayed by the second optical member in a third optical axis direction substantially orthogonal to the second optical axis direction; and a function expansion objective lens disposed on the third optical axis direction and configured to radiate the light guided in the third optical axis direction onto a predetermined portion of the observation target.

Microscope and function expansion unit

An OCT apparatus of an exemplary aspect includes an OCT scanner, image data generating unit, registration unit, and image data composing unit. The OCT scanner is configured to acquire three dimensional data sets by applying an OCT scan to mutually different three dimensional regions of a sample. The image data generating unit is configured to generate a plurality of pieces of image data from the three dimensional data sets. The registration unit is configured to perform a first registration between the plurality of pieces of image data by applying an image correlation calculation to each of overlap regions in the plurality of pieces of image data. The image data composing unit is configured to compose the plurality of pieces of image data based on a result of the first registration.

Method of processing optical coherence tomography (OCT) data, method of OCT imaging, and OCT data processing apparatus

An ophthalmic system of an embodiment includes a slit lamp microscope, three dimensional image constructing unit, rendering processor, display controller, report creating unit, and report output unit. The slit lamp microscope includes a front image acquiring unit that photographs an anterior eye segment to acquire a front image, and an image collecting unit that photographs the anterior eye segment with slit light to collect a plurality of images. The three dimensional image constructing unit constructs a three dimensional image based on the collected images. The rendering processor applies rendering to the three dimensional image to construct a rendered image. The display controller displays the front image and the rendered image on a display device. The report creating unit includes a user interface used for creating a report on information displayed. The report output unit outputs the report.

Ophthalmic system, ophthalmic information processing apparatus, and recording medium

A neutron emission unit is configured to emit neutrons such that a center axis (Nh) of a neutron emission intersects a center axis direction of collimators (a toe). A calculation unit is capable of generating information about an inspection object in the center axis direction of the collimators, based on position information of a neutron detector and/or position information of the neutron emission unit, information about an angle (&#x3b8;) at which the center axis of the neutron emission intersects the center axis direction of the collimators, and a neutron amount detected by the neutron detector.

Nondestructive test system comprising a neutron emission unit for emitting fast neutrons and a neutron detection unit for detecting thermal neutrons, and nondestructive test method

A non-destructive inspection systemincludes a neutron radiation sourcecapable of emitting neutrons N, and a neutron detectorcapable of detecting neutrons Nb produced via an inspection objectamong neutrons N emitted from the neutron radiation source. The neutron radiation sourceincludes a linear acceleratorcapable of emitting charged particles P accelerated; a first magnet sectionincluding magnetsandfacing each other, the magnetsandbeing capable of deflecting the charged particles P in a direction substantially perpendicular to a direction of emission of the charged particles P from the linear accelerator; and a target sectioncapable of producing neutrons N by being irradiated with the charged particles P that have passed through the first magnet section

Non-destructive inspection system comprising neutron radiation source and neutron radiation method

In an ophthalmic system of some embodiments, ophthalmic imaging apparatuses include slit lamp microscopes, and information processing system is connected to each ophthalmic imaging apparatus via a communication path. Each ophthalmic imaging apparatus is configured to acquire a three dimensional image by photographing a subject's eye, and transmit the three dimensional image to the information processing system. The information processing system is configured to receive the three dimensional image, store three dimensional images received, perform machine learning and/or data mining based on the three dimensional images, store knowledge acquired by the machine learning and/or data mining, and generate diagnosis support information by performing inference based on a three dimensional image of a subject's eye transmitted from one of the slit lamp microscopes knowledge stored in the knowledge storage.

Ophthalmic system, ophthalmic information processing device, and ophthalmic diagnosing method

An exemplary aspect is a method of processing data acquired by applying an optical coherence tomography (OCT) scan to a sample. The method includes preparing a three dimensional data set acquired from a sample, creating a two dimensional map based on representative intensity values of a plurality of pieces of A-scan data included in the three dimensional data set, placing the three dimensional data set based on the two dimensional map, and executing a process based on at least a partial data set of the three dimensional data set on which placement based on the two dimensional map has been performed.

Method of processing optical coherence tomography (OCT) data and OCT data processing apparatus

An OCT imaging method of some exemplary aspects includes acquiring a first three dimensional data set by applying an OCT scan targeting a first three dimensional region of a sample, creating a first two dimensional map based on representative intensity values respectively of a plurality of pieces of A-scan data included in the first three dimensional data set, designating a second three dimensional region of the sample based on the first two dimensional map, acquiring a second three dimensional data set by applying an OCT scan targeting the second three dimensional region, and generating image data from at least part of the second three dimensional data set.

Method of optical coherence tomography (OCT) imaging, method of processing OCT data, and OCT apparatus

An ophthalmic system of an embodiment includes a slit lamp microscope and an information processing apparatus. The slit lamp microscope includes an image acquisition device that acquires a three dimensional image by photographing a subject's eye, and a first communication device that transmits the three dimensional image to the information processing apparatus. The information processing apparatus includes a second communication device that receives the three dimensional image transmitted by the first communication device, a display controller that displays a first image based on the three dimensional image on a display device, a partial region designation processor that designates a partial region of the first image, and a rendering processor that renders the three dimensional image based on the partial region to construct a second image. The display controller displays the second image on the display device.

Ophthalmic system, ophthalmic information processing apparatus, and ophthalmic information processing method

A patient management system of an embodiment includes a server, a plurality of ophthalmic examination apparatuses assigned to a plurality of patients, and a plurality of computers installed in a plurality of medical institutions. The ophthalmic examination apparatuses and computers are communicable with the server via a communication line. The server manages the account of each patient, and the account of each medical institution. Test data obtained by each of the ophthalmic examination apparatuses is stored in the account of a corresponding patient. The server sends information stored in the account of a patient to a computer installed in one of the medical institutions assigned in advance to the patient.

Patient management system and patient management server

An ophthalmic examination support system of an embodiment includes a server and clients. The server includes a medical information storage apparatus that stores medical information on each patient, and a management apparatus that manages the medical information. Each of the clients can communicate with the management apparatus. The system includes an association information storage unit and an examination condition obtaining unit. The association information storage unit stores, in advance, association information in which association between predetermined medical information items and examination conditions of an ophthalmic examination is recorded. The examination condition obtaining unit receives medical information retrieved from the medical information storage apparatus by the management apparatus based on patient information transmitted from one of the clients, and obtains an examination condition corresponding to at least part of the received medical information from the association information. The client executes control based on the examination condition obtained.

Ophthalmic examination support system, ophthalmic examination support server and ophthalmic examination support device

An intraocular lens system according to an embodiment includes a lens, a converter, and a driver. The lens is placed in the lens capsule, and configured to allow at least changes of the focal length. The converter is placed in the lens capsule, transmits part of incident light therethrough, and converts the energy of other part of the light into electrical energy. The driver is placed in the lens capsule, operates with the electrical energy obtained by the converter, and is used to change the focal length of the lens.

Growing community of inventors

Tokyo, Japan

Hisashi Tsukada