Sysmex Corporation

Kazutoshi Tokunaga

Yoichi Nakamura

Noriyoshi Yoshida

Kazuyuki Sakurai

Yuji Wakamiya

Norimasa Yamamoto

Yasuhiro Oyama

Kouji Kasuya

Takaaki Nagai

Masaharu Shibata

Shuhei Kaneko

Toshikatsu Fukuju

Toshihiro Ootani

Tomoyuki Nishida

Eiji Tanoshima

Seido Biwa

Masami Ishizaki

Toshihiro Kubota

Yasuhiro Ohyama

Hiroyuki Nishikawa

Keiji Tachibana

A blood coagulation analyzer and analyzing method perform following: (a) preparing a measurement specimen by dispensing a blood specimen and a reagent into a reaction container; (b) emitting light of a plurality of wavelengths to the measurement specimen in the reaction container, the wavelengths comprising a first wavelength for use in a measurement by a blood coagulation time method, and at least one of a second wavelength for use in a measurement by a synthetic substrate method and a third wavelength for use in a measurement by an immunoturbidimetric method; (c) detecting light of a plurality of wavelengths corresponding to the light emitted in (b), from the measurement specimen, by a light receiving element, and acquiring data corresponding to each wavelength; and (d) conducting an analysis based on the data corresponding to one of the wavelengths among the acquired data, and acquiring a result of the analysis.

Blood coagulation analyzer having a plurality of light sources and a plurality of measurement sections

A sample analyzing method of a sample analyzer for measuring samples, using a reagent container which comprises a writable and readable storage medium, the sample analyzing method including: storing information regarding a remaining amount of a reagent in the reagent container to a memory of the analyzer read from the storage medium; updating the information in the memory in response to an aspiration of the reagent; and writing updated information in the memory to the storage medium when an aspiration of the reagent in a plurality of measurements is completed. The writing of the updated information is postponed until the aspiration of the reagent in the plurality of measurements is completed.

Specimen analyzer and specimen analyzing method

Blood coagulation analyzer having a plurality of measurement sections

A sample analyzer and a method for obtaining reagent information are disclosed, wherein the sample analyzer analyzes a sample by using a reagent contained in a reagent container, comprising a first reagent container holder configured to hold a first reagent container containing a first reagent, a first electronic tag, on which a reagent information regarding the first reagent is recorded, attached to the first reagent container; a second reagent container holder configured to hold a second reagent container containing a second reagent, a second electronic tag, on which a reagent information regarding the second reagent is recorded, attached to the second reagent container; an antenna that is arranged between the first reagent container holder and the second reagent container holder, and is configured to receive a radio wave from each of the first and second electronic tags; and a reagent information obtainer unit configured to obtain the reagent information recorded on the first electronic tag based on a radio wave received from the first electronic tag, and to obtain the reagent information recorded on the second electronic tag based on a radio wave received from the second electronic tag.

Sample analyzer and reagent information obtaining method

A sample analyzer including: a first reagent container holding unit; a second reagent container holding unit being arranged on one side of the first reagent container holding portion; a reagent information reading unit; and a control unit. The reagent information reading unit includes an electric wave emitting portion, which is arranged on the other side of the first reagent container holding unit, for emitting a plurality of electric waves having mutually differing reaching ranges, and the control unit controls the reagent information reading unit to switch the electric wave emitted from the electric wave emitting portion in accordance with a read target being the first electronic tag or the second electronic tag.

Sample analyzer

A specimen analyzer for continuously measuring a plurality of samples, using a reagent container which comprises a wirelessly writable and readable storage medium is disclosed. A specimen analyzing method is also disclosed. The analyzer comprises a reagent dispenser, a measurement unit, a memory which stores information regarding a remaining amount of the reagent in a reagent container, and a wireless communication unit. The analyzer causes the reagent dispenser to continuously carry out aspiration of the reagent from the reagent container, updates the information in the memory in response to an aspiration of the reagent by the reagent dispenser, and causes the wireless communication unit to write the information in the memory to the storage medium when the continuous aspiration is completed.

An analyzer comprises a dispenser which dispenses a liquid into a container, a detector which comprises a phototransmitter which emits light to the container and a photoreceiver which receives light from the phototransmitter, a moving unit which changes a relative position between the container and the detector, and a controller which determines whether an amount of the liquid in the container is within a predetermined range, based on outputs from the detector at a plurality of the relative positions.

Analyzer, method for determining a dispensed liquid amount, and non-transitory computer readable medium

A measuring apparatus has a master communication interface for sequentially transmitting an operation command issued by a CPU to a plurality of mechanism units used for measurement of an analyte. The measuring apparatus also has a slave communication interface, provided for each mechanism unit, for receiving the operation command and a plurality of driving circuits for deriving the mechanism units in accordance with the received operation command. The master communication interface broadcasts an operation start instructing signal to the plurality of mechanism units after sequentially transmitting operation commands respectively to the plurality of mechanism units, and triggered by the operation start instructing signal, the driving units of the plurality of mechanism units concurrently initiate execution of the operation commands.

Control method of measuring apparatus and measuring apparatus

The present invention is a sample analyzer for analyzing a sample by using a reagent contained in a reagent container, which includes: a reagent container holder configured to hold a reagent container to which an information storage medium is attached; an actuator configured to actuate the reagent container holder to move the reagent container held by the reagent container holder to a first position and a second position different from the first position; a reagent aspirator configured to aspirate a reagent from the reagent container when the reagent container is located at the first position; an information communication section configured to write reagent amount information regarding an amount of the reagent in the reagent container, into the information storage medium attached to the reagent container when the reagent container is located at the second position; and a controller configured to control at least the actuator and the information communication section.

Sample analyzer and reagent information writing method

An analyzer is provided with a light irradiation device. The light irradiation device includes a light source, and a rotatable filter section, which has a plurality of optical filters having different light transmission characteristics, and irradiates an analyzing object with light that passed through the optical filters arranged in a path of the light from the light source while the filter section is rotating, by successively switching the optical filters by rotating the filter section. The analyzer is also provided with an analyzing means for analyzing characteristics of the analyzing object, based on optical information obtained from the analyzing object irradiated with the light by the light irradiation device while the filter section is rotating.

Analyzer

An automatic sample analyzer includes: a pipette, a pipette driving device which moves the pipette to a sample vessel present in a predetermined position to cause the pipette to suck up a sample from the sample vessel, and then moves the pipette to an open vessel provided in another predetermined position to cause the pipette to discharge the sample into the open vessel, and an analyzing section for analyzing the discharged sample, the pipette driving device comprising a vertically movable main arm and an elongated guide arm cantilevered by the main arm and extending horizontally, the guide arm having a smaller flexural rigidity than the main arm, wherein the main arm vertically moves the pipette when the sample is to be sucked up from the sample vessel, and the guide arm guides the pipette to the open vessel and then vertically moves the pipette when the sample is to be discharged into the open vessel.

Growing community of inventors

Kakogawa, Japan

Kazutoshi Tokunaga