Sysmex Corporation

Sumitomo Rubber Industries Limited

Tomohiro Tsuji

Shinichiro Oguni

Ayumu Yoshida

Hiroo Tatsutani

Yusuke Mori

Toshihiro Mizukami

Masaki Abe

Takaaki Nagai

Takashi Sakata

Yukiko Kataoka

Yoshiro Ikeuchi

Yukio Hamaguchi

Aya Konishi

Yukie Nakazawa

Motoi Kinishi

Yasuaki Tsuruoka

Hideki Hirayama

Yuji Itose

Berend Houwen

Fu-sheng Wang

Keiko Moriyama

Tatsuya Narikawa

Yuji Masuda

Hajimu Kawakami

Saori Suzuki

Shin'ichiro Oguni

Satoshi Yoneda

Takashi Terada

Sinichiro Oguni

A flow cytometer according to one or more aspects may include: a particle data acquisition unit that measures particles in a sample to acquire particle data including optical information of the particles; and a transmission unit that transmits at least one of the particle data and data on a particle distribution diagram of the particles, generated based on the particle data, to at least one of a hospital information system that supports hospital operations and a clinical laboratory information system that supports clinical test operations.

Flow cytometer, data transmission method, and information processing system

Disclosed is a measurement apparatus that includes: a measurement unit configured to measure a control sample for quality control; a display unit; and a processing unit configured to cause the display unit to display an input screen for setting an evaluation criterion used in the quality control, and, in the measurement apparatus, the processing unit causes the display unit to display a quality control result of a test item, based on the evaluation criterion and a measurement result of the control sample.

Measurement apparatus and quality control method

The sample preparation apparatus includes a measurement unit configured to measure a sample containing particles acquired from a sample container and detect measurement target particles in the sample, a sample preparation unit capable of adjusting the concentration of measurement target particles in a sample acquired from a sample container and configured to prepare a measurement sample by mixing a sample and any of a plurality of types of particle detection reagents including a particle labeling substance, and a control unit for controlling the sample preparation unit so as to generate concentration information of the measurement target particles in the sample in the sample container based on the measurement data of the measurement unit and adjust the concentration of the measurement target particles in the sample acquired from the sample container according to the generated concentration information and the type of particle detection reagent used for preparing the measurement sample.

Sample preparation apparatus, sample preparation system, sample preparation method, and particle analyzer

A reagent selection support apparatus for supporting selection of a reagent used for cell measurement is provided. The apparatus includes a processing unit configured to acquire order information including a first measurement item and a second measurement item different from the first measurement item, and determine a combination of a first fluorescence reagent used to measure a first target molecule corresponding to the first measurement item and a second fluorescence reagent used to measure a second target molecule corresponding to the second measurement item, based on information on a property of the first target molecule and a property of a first fluorescent stain contained in the first fluorescent reagent, and information on a property the second target molecule and a property of a second fluorescent stain contained in the second fluorescent reagent; and an output unit configured to output the determined combination of the first fluorescence reagent and the second fluorescence reagent.

Reagent selection support apparatus, cell analysis system, reagent selection support method, and storage medium storing computer program

A specimen analysis system includes: a measurement data acquisition unit that acquires measurement data of particles obtained from a flow cytometer measuring the particles contained in a measurement specimen prepared by adding a reagent to a sample; an output mode information acquisition unit that acquires output mode information indicating an output form of the measurement data; and an output unit configured to output the measurement data in the output form in accordance with the output mode information.

Specimen analysis system and specimen analysis method

A measuring apparatus includes a flow cell through which a sample containing particles flows, a light source for irradiating light on the sample flowing through the flow cell, a fluorescence detector for detecting the fluorescence generated from the sample irradiated with light from the light source, and a control unit for flowing a positive control sample containing a fluorescent dye through the flow cell, measuring the fluorescence generated from the positive control sample irradiated by the light from the light source via the fluorescence detector, comparing the obtained measurement value and a reference value, and adjusting the detection sensitivity of the fluorescence detector according to the comparison result.

Measuring apparatus, measuring apparatus adjustment method and computer program product

Disclosed is a specimen measurement system including: a specimen measuring device that measures a specimen; a determination unit that determines whether or not the specimen is to be measured by a flow cytometer, based on a measurement result of the specimen measuring device.

Specimen measurement system and specimen measurement method

The sample preparation apparatus includes a measurement unit configured to measure a sample containing particles and detect measurement target particles in the sample, a sample preparation unit capable of adjusting the concentration of measurement target particles in a sample and configured to prepare a measurement sample by mixing a sample and a plurality of types of particle detection reagents, and a control unit configured to generate concentration information of the measurement target particles in the sample based on the measurement data of the measurement unit and adjust the concentration of the measurement target particles in the sample according to the generated concentration information and the type of particle detection reagent.

A blood analyzer is provided that comprises: a measurement unit that measures a blood sample and outputs measurement data, a information processing unit that comprises a processor and a memory that stores a program to be executed by the processor to: analyze the measurement data outputted from the measurement unit, generate analysis data on each of blood cell types including red blood cells, white blood cells, and platelets, and generate support information for discriminating a cause of reduction in the number of blood cells of a predetermined type among the blood cell types from the analysis data comprising first analysis data on the predetermined blood cell type and second analysis data on a blood cell type other than the predetermined blood cell type, and an output unit that outputs the support information.

Blood analyzer

The present invention provides a reagent for analysis of immature leukocytes comprising: 

Reagent and reagent kit for analysis of immature leukocyte

The present invention provides a reagent kit for analyzing a sample comprising a first reagent containing a cationic surfactant, a nonionic surfactant and an aromatic carboxylic acid and a second reagent containing a fluorescent dye capable of staining nucleic acid, and a method for analyzing a sample using the kit.

Reagent kit for sample analysis and sample analysis method

The present invention provides a reagent for analysis of immature leukocytes comprising:

A method for classifying and counting leukocytes, which comprises steps of: staining cells in a sample obtained from a hematological sample by treatment with a hemolytic agent, with a fluorescent dye; introducing the sample containing the stained cells into a flow cytometer to measure first scattered light, second scattered light different from the first scattered light and fluorescence of the respective cells; obtaining scattered light peak intensities and scattered light widths of the respective cells based on the measured first scattered light, obtaining scattered light intensities of the respective cells based on the measured second scattered light, and obtaining fluorescence intensities of the respective cells based on the measured fluorescence light; classifying the cells into a first group and a second group based on the scattered light peak intensities and the scattered light widths, the first group including leukocytes and second group including platelet clumps; classifying the leukocytes included in the first group into at least lymphocytes, monocytes and granulocytes based on the scattered light intensities and the fluorescence intensities; and counting the classified lymphocytes, the classified monocytes and the classified granulocytes.

Method of classifying and counting leukocytes

A measuring method and a measuring apparatus which can classify and count myeloblast more precisely without influence of other component in a sample including platelet aggregation in measurement of a blood sample with a flowcytometry, wherein damage is given to a cell membrane of erythrocyte and mature leukocyte contained in a hematological sample, a hemocyte in which a cell membrane is damaged is constricted, and this is dyeing-treated with a fluorescent dye which can stain a nucleic acid to obtain a sample, the sample is measured with a flowcytometer, and a cell contained in a first cell group containing myeloblast, which is specified based on forward scattered light information and side scattered light information, and contained in a second cell group containing myeloblast, which is specified based on forward scattered light information and fluorescent information, is counted as myeloblast.

Growing community of inventors

Kobe, Japan

Tomohiro Tsuji