Abstract: To provide an automatic analyzer capable of relaxing the effect of a previously created mixed liquid when a new mixed liquid is created. An automatic analyzer according to the present disclosure: is configured so as to create a second mixed liquid after a first mixed liquid is created; and introduces a relaxation reagent to relax the effect of a first reagent remaining in a mixed liquid chamber when the second mixed liquid is created into the mixed liquid chamber on the basis of characteristics of the first mixed liquid.

Abstract: Provided is an evaporative concentration device that can simultaneously perform evaporation concentration on a plurality of samples and individually control the evaporation concentration on each sample. The evaporative concentration device according to the present disclosure includes a first flow path and a second flow path connected in parallel to the same decompression source. A decompression valve is configured to perform an operation of opening and closing the first flow path and an operation of opening and closing the second flow path independently of each other.

Abstract: The automatic analysis device includes an evaporative concentration unit configured to perform a concentration process of evaporating an extract solution obtained by extracting a component to be analyzed in a sample to concentrate the component to be analyzed; an analysis unit configured to analyze the component to be analyzed of the sample; and a control unit configured to control operations of the analysis unit and the evaporative concentration unit. The control unit determines whether to perform an evaporative concentration process on a component to be analyzed in the sample, and controls the evaporative concentration unit to concentrate a component to be analyzed in a sample which is determined to be subjected to an evaporative concentration process. The sample to be subjected to the evaporative concentration process is stored, and the control unit selects whether to perform the evaporative concentration on each sample or not based on stored content.

Abstract: A pretreatment method of an automatic analyzer, in which pretreatments of a plurality of substances to be measured can be performed by a series of treatments using a plurality of magnetic beads that can bind to the plurality of substances to be measured, is achieved. In the pretreatment method of an automatic analyzer, a magnetic bead is added to a sample containing a substance to be measured, the substance to be measured is bound to the magnetic bead, the magnetic bead is extracted from the sample, and the substance to be measured is separated from the magnetic bead by an eluate. A plurality of magnetic beads that bind to a plurality of types of substances to be measured are added to a sample, and the plurality of types of substances to be measured are extracted from the magnetic bead by an eluate.

Abstract: Provided is an automatic analysis device and an analysis method which are capable of reliably detecting an abnormality in a dispensing amount of a solution such as a specimen or a reagent to be dispensed and suppressing a decrease in analysis accuracy.

Abstract: To relax restrictions, which are associated with the access of a transfer mechanism and a nozzle to the same installation location, on an operation time chart of an automatic analyzer. In a control method of an automatic analyzer according to the present disclosure: the automatic analyzer is configured so that a transport mechanism of a container and a nozzle may not be simultaneously accessible to an installation part of the container; and the transport mechanism installs a second container to the installation part before the nozzle discharges a liquid to the second container installed at the installation part after the nozzle aspirates the liquid from a first container installed at the installation part.

Abstract: Provided is an automatic analysis device and an analysis method which are capable of reliably detecting an abnormality in a dispensing amount of a solution such as a specimen or a reagent to be dispensed and suppressing a decrease in analysis accuracy.

Abstract: Provided is an evaporative concentration device that can simultaneously perform evaporation concentration on a plurality of samples and individually control the evaporation concentration on each sample. The evaporative concentration device according to the present disclosure includes a first flow path and a second flow path connected in parallel to the same decompression source. A decompression valve is configured to perform an operation of opening and closing the first flow path and an operation of opening and closing the second flow path independently of each other.

Abstract: Provided is an automatic analysis technique that prevents liquid contained in a reaction container from locally contacting with liquid added afterward and has less occurrence frequency of equipment malfunction and high performance.

Abstract: To provide a control method of a sample pretreatment apparatus capable of maintaining measurement precision in a mass spectrometer without newly installing a component part and without largely changing a measurement process by an automatic analyzer. A control method of a sample pretreatment apparatus 1 of a sample inspection automation system to which a sample pretreatment apparatus applying pretreatment to a sample used in mass spectrometry, a mass spectrometer, and another automatic analyzer are connected, includes: determining serum information by referring to a measurement result of the sample by the other automatic analyzer or previous value information; determining conditions of a washing process of eliminating impurities contained in the sample at the time of the sample pretreatment based on the serum information; and dispensing a cleaning fluid into a reaction container for mixing the sample and a reagent based on the conditions.

Abstract: The objective of the present disclosure is to provide a technique for reducing a quantity of magnetic particles remaining on a reaction vessel wall surface in a cleaning step for reducing, in a stepwise manner, an amount of a magnetic particle solution in the reaction vessel. The automated analysis device according to the present disclosure causes an agitating mechanism to operate in such a way that a magnetic substance remaining on the wall surface of the vessel in the previous cleaning step is captured by a cleaning solution in the next cleaning step.

Abstract: A vehicle body reinforcement structure includes an elongated hollow structure formed by jointing an outer panel and an inner panel with each other, and a reinforcement member configured to partition the hollow structure into a lower closed cross section and an upper closed cross section. At inside of at least one of the lower closed cross section and the upper closed cross section, at least a pair of bulkheads extending so as to cross the closed cross section are disposed so as to be separated with each other in a direction in which the closed cross section is extending. A space between the pair of bulkheads is made as a filler chamber which is filled with filler. A filling opening for the filler is provided on the inner panel so that the filling opening is in communication with the filler chamber.

Abstract: An automatic analyzer 1 includes a reagent bottle installation unit 200 that installs a reagent bottle 301 containing a reagent used for analysis; a nozzle unit 210 that couples a supply flow path 220 that connects a location where the reagent is used and the inside of the reagent bottle 301 installed in the reagent bottle installation unit 200 to the reagent bottle 301; and a stopper 202 that is disposed on the movement path of a reagent aspiration nozzle 400 of the nozzle unit 210 and prevents the reagent aspiration nozzle 400 from being inserted into the reagent bottle 301. This automatic analyzer realizes the prevention of misplacement of reagent types and the prevention of removal of the reagents at the incorrect timing with less space and constituent components.

Abstract: To provide an automatic analyzer capable of relaxing the effect of a previously created mixed liquid when a new mixed liquid is created. An automatic analyzer according to the present disclosure: is configured so as to create a second mixed liquid after a first mixed liquid is created; and introduces a relaxation reagent to relax the effect of a first reagent remaining in a mixed liquid chamber when the second mixed liquid is created into the mixed liquid chamber on the basis of characteristics of the first mixed liquid.

Abstract: An analysis device having a liquid chromatograph prevents a plurality of streams from being unusable at the same time Whether a usable stream is 0 or not among streams 1, 2, and 3 is determined. In a case where none of the streams is usable, the control unit skips a sample introduction in the cycle; and where there is one usable stream in the cycle, the stream is used. In a case where there are multiple streams that are usable in the cycle, and there are multiple streams of which the remaining number of uses of a separation column is the minimum, the stream having the smallest stream number is used; and where there is one stream of which the remaining number of uses of a separation column is the minimum, the stream to which the separation column having the minimum remaining number of uses is connected and used.

Abstract: In order to aspire to higher sensitivity in an automatic analysis device, it is important to prevent the mixing of dust and the like in a reaction part in which a sample and a reagent react. The present invention presents an automatic analysis device that is provided with a configuration for making the pressure inside a specific block in the device such as a reaction part, or inside the device become positive. By making the pressure become positive and forming an air flow that flows out from the inside of the reaction part or the device, it is possible to limit, to a certain amount or less, the amount of dust penetrating into the reaction part.

Abstract: Provided is a vehicle body front structure including a front hood (7) provided in a front part of a vehicle body (3), and a port device (30) mounted to the vehicle body and positioned under the front hood. The front hood includes an outer panel (7A) and an inner panel (7B) attached to a back side of the outer panel, the outer panel and the inner panel defining a port opening (21) facing the port device and passed through the outer panel and the inner panel in a thicknesswise direction thereof, and being welded to each other along a peripheral edge (22) of the port opening, and a garnish (23) is provided on an outer surface of a peripheral part of the outer panel surrounding the port opening, and a lid (58) for selectively closing the port opening is provided on the vehicle body.

Abstract: A pretreatment method of an automatic analyzer, in which pretreatments of a plurality of substances to be measured can be performed by a series of treatments using a plurality of magnetic beads that can bind to the plurality of substances to be measured, is achieved. In the pretreatment method of an automatic analyzer, a magnetic bead is added to a sample containing a substance to be measured, the substance to be measured is bound to the magnetic bead, the magnetic bead is extracted from the sample, and the substance to be measured is separated from the magnetic bead by an eluate. A plurality of magnetic beads that bind to a plurality of types of substances to be measured are added to a sample, and the plurality of types of substances to be measured are extracted from the magnetic bead by an eluate.

Abstract: The automatic analysis device includes an evaporative concentration unit configured to perform a concentration process of evaporating an extract solution obtained by extracting a component to be analyzed in a sample to concentrate the component to be analyzed; an analysis unit configured to analyze the component to be analyzed of the sample; and a control unit configured to control operations of the analysis unit and the evaporative concentration unit. The control unit determines whether to perform an evaporative concentration process on a component to be analyzed in the sample, and controls the evaporative concentration unit to concentrate a component to be analyzed in a sample which is determined to be subjected to an evaporative concentration process. The sample to be subjected to the evaporative concentration process is stored, and the control unit selects whether to perform the evaporative concentration on each sample or not based on stored content.

Abstract: A vehicle body reinforcement structure includes an elongated hollow structure formed by jointing an outer panel and an inner panel with each other, and a reinforcement member configured to partition the hollow structure into a lower closed cross section and an upper closed cross section. At inside of at least one of the lower closed cross section and the upper closed cross section, at least a pair of bulkheads extending so as to cross the closed cross section are disposed so as to be separated with each other in a direction in which the closed cross section is extending. A space between the pair of bulkheads is made as a filler chamber which is filled with filler. A filling opening for the filler is provided on the inner panel so that the filling opening is in communication with the filler chamber.