Shimadzu Corporation

Haruhide Udagawa

Yoshihiro Inoue

Akihiro Ishikawa

Yoshinori Masuda

Takashi Amita

Satoru Kohno

Hiroshi Muraoka

Haruo Uno

Shumpei Yamaguchi

This optical measurement systemis provided with a plurality of optical measurement unitsand a control devicethat controls the optical measurement unit. The control device includes a communication unitthat obtains specific state informationon whether or not the optical measurement unit is in a measurable state by communication for each of a plurality of optical measurement units, a display unitthat collectively displays the obtained state information for each of the plurality of optical measurement units, and a control unitthat controls a plurality of optical measurement units so that a simultaneous measurement is performed.

Optical measurement system and optical brain function measurement method

Provided is a holder which comprises at least two probe mount portions and is to be put on the head of a subject by inserting a light-transmitting probe for emitting light from the tip thereof or a light-receiving probe for receiving light through the tip thereof in the probe mount portion, the holder characterized by being provided with a linear backbone portion extending in a first direction, at least two linear branch portions extending in a second direction different from the first direction, and a disposition reference point disposed so as to match a first specific point, the first specific point being set in the head of the subject.

Holder and light measuring device using same

An optical measurement device that comprises an apparatus main element including a light emission aperture, a light emission probe element that includes the optical fibers and that transmits light through it, and the other end of the optical fibers being detachably attached relative to the light emission aperture, and a light block element that blocks the light irradiated from the light emission aperture under the condition in which the light emission probe element connected to the apparatus main element is detached from the light emission aperture.

Optical measurement device with light blocking element

A photobiological measurement apparatusmay include a second received light quantity information calculation unitfor calculating measurement data relating to cerebral activity, a data display controller for displaying the measurement data for a specified area of a subject's brain, is characterized: is being provided with a reference light-receiving probe, which is disposed at a position separated by a first setting distance rfrom the light-transmitting proberthat is shorter than a second setting distance r, and a first received light quantity information calculating unit, which calculates skin blood flow data relating to the skin blood flow using first received light quantity information &#x394;Afrom the light transmitting probeto the reference light-receiving probe, and in displaying the skin blood flow data at a specified position of the subject's scalp by indicating the measurement position on the subject's scalp and displaying the skin blood data.

Photobiological measurement apparatus

An optical measuring system comprises a control device and an optical meter. The optical meter comprises a first case, a first controller for controlling light emitters for irradiating a patient with light and light receivers for receiving light from the patient to obtain measurement data regarding a cerebral activity, and a first transmitter and receiver for transmitting the measurement data to the control device. The control device comprises a second case removably attached to the first case, a display and input device on a surface of the second case, a second transmitter and receiver for receiving the measurement data from the optical meter, and a second controller for controlling the display and input device to display the measurement data from the optical meter. The second case can be attached on a top face of the first case when the first case is placed on a table.

Optical measuring system

An optical biometric system () is characterized by being provided with: a first received light amount information acquisition unit () which acquires skin blood flow data relating to a skin blood flow in a wide range of the scalp of a subject by controlling the transmission/reception of light to/from a light transmission/reception unit () using a wide-range control table; and a selection control table creation unit () which causes a storage unit () to store a selection control table for acquiring X pieces of first received light amount information (&#x394;A1) selected from among N pieces of first received light amount information (&#x394;A1), and in that when acquiring multiple pieces of measurement data relating to the brain activity in a predetermined range of the brain of the subject by controlling the transmission/reception of light to/from the light transmission/reception unit () using a control table, a light transmission/reception control unit () acquires skin blood flow data relating to a skin blood flow in a predetermined position of the scalp of the subject by controlling the transmission/reception of light to/from the light transmission/reception unit () using the selection control table.

Optical biometric system and method for using same

A photobiological measurement apparatusmay include a second received light quantity information calculation unitfor calculating measurement data relating to cerebral activity, a data display controller for displaying the measurement data for a specified area of a subject's brain, is characterized: is being provided with a reference light-receiving probe, which is disposed at a position separated by a first setting distance r1 from the light-transmitting proberthat is shorter than a second setting distance r2, and a first received light quantity information calculating unit, which calculates skin blood flow data relating to the skin blood flow using first received light quantity information &#x394;A1 from the light transmitting probeto the reference light-receiving probe, and in displaying the skin blood flow data at a specified position of the subject's scalp by indicating the measurement position on the subject's scalp and displaying the skin blood data.

This holder set is provided with: an optical bioinstrumentation holder which has at least two probe mounting units into which are inserted light-transmitting probes which irradiate light from the tip, or light-receiving probes which receive light from the tip, and which is mounted on the subject's head; and a electroencephalograph holder which has at least one electrode mounting unit into which an EEG electrode is inserted which detects the potential difference with a reference electrode. This optical bioinstrumentation holder is provided with a linear trunk unit extending in a first direction, and at least two linear branches extending in a second direction different from the first direction, and the electroencephalograph holder is provided with a linear trunk unit extending in a first direction, and at least one linear branch extending in the direction opposite to said second direction.

Holder set and brain function measuring device using same

Provided is a holder which comprises at least two probe mount portions into which a light-transmitting probe for emitting light from the tip thereof or a light-receiving probe for receiving light through the tip thereof is inserted from above and is to be put on the head of a subject, the holder being characterized by further comprising: a linear backbone portion that extends in a first direction that is perpendicular to the above-described direction from above; and at least two linear branch portions that extend in a second direction that is perpendicular to the above-described direction from above and is different from the first direction, wherein the lower end portions of the probe mount portions protrude from the lower surface of the backbone portion or a branch portion and are tapered.

Holder and light measurement device employing same

An optical measurement system has main and portable optical measurement devices. The main optical measurement device includes Ath first light sending devices and Bth first light receiving devices. The portable optical measurement device includes Cth second light sending devices for illuminating a subject, Dth second light receiving devices receiving light from the subject, a holder worn on a head of the subject and having through holes therein, a control unit acquiring measurement data relating to a brain activity while controlling the second light sending and receiving devices, and a communication device communicating with the main optical measurement device. (C+D)&#x3c;(A+B) is satisfied. The communication device of the portable optical measurement device transmits the measurement data acquired by the control unit of the portable optical measurement device to the main optical measurement device.

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Kyoto, Japan

Haruhide Udagawa