Abstract: The presently disclosed subject matter provides a circulating blood volume determination apparatus includes a detection unit configured to detect a pulse wave from a sensor attached to a predetermined portion of a living body, an analysis unit configured to analyze a state of a venous component in the detected pulse wave, and a determination unit configured to perform a determination as to a circulating blood volume based on the analysis result of the analysis unit.

Abstract: An aspect according to the present invention provides an acrylic resin including a first structural unit represented by formula (1) and a second structural unit represented by formula (2): [in the formula (1), R1 represents a hydrogen atom or a methyl group, and R2 represents an alkyl group having 12-30 carbon atoms] [in the formula (2), R3 and R5 each independently represent a hydrogen atom or a methyl group, and R4 represents a divalent organic group].

Abstract: A motor drive device includes: an inverter circuit configured to drive a motor; a drive circuit to which a control voltage is applied, the drive circuit being configured to output a drive signal to the inverter circuit; and a relay configured to stop application of the control voltage to the drive circuit. The relay is configured to detect a motor current that is output from the inverter circuit to the motor, and to stop application of the control voltage to the drive circuit when the motor current reaches a first threshold or higher that is determined in advance.

Abstract: In a method in which inside a vacuum chamber, a silicon target and a to-be-deposited object are disposed in a positional relationship to face each other; a sputtering gas, containing therein nitrogen gas, is introduced into the vacuum chamber which is in a vacuum atmosphere; a negative potential is applied to the silicon target such that a silicon nitride film having a tensile stress is deposited in a reactive sputtering on a surface of the to-be-deposited object that is placed in an electrically floated state. The method includes steps: in which the to-be-deposited object is made to a state in which a bias potential is free from being applied thereto; and at least one of a flow ratio of the nitrogen gas to the sputtering gas, and the potential to be applied to the silicon target is controlled such that the surface of the silicon target can be maintained in a transition mode.

Abstract: An X-ray phase imaging apparatus includes an X-ray source; an X-ray detector; a plurality of gratings; a subject holder arranged in an X-ray irradiation area and configured to hold the subject; and an image processor configured to generate an X-ray phase contrast image based on an intensity distribution of the X-rays detected by the X-ray detector. The subject holder is formed of a first material having an X-ray transmittance greater than metal and a scattering degree smaller than the metal.

Abstract: The present invention aims to provide an adipose tissue regeneration substrate that has high handleability and that enables regeneration of a large volume of adipose tissue in a normal shape. Provided is an adipose tissue regeneration substrate including: a plurality of granular bodies made of a bioabsorbable material, each granular body having an inner space and having on a surface a plurality of openings leading to the inner space; and a bag-shaped body made of a bioabsorbable material, the bag-shaped body having an opening and wrapping the granular bodies.

Abstract: A main objective of the present technology is to improve separation performance of a fluorescence spectrum. The present technology provides a particle analysis system including: a light irradiation unit including at least one first light source that emits light with a wavelength equal to or greater than 350 nm and at least one second light source that emits light with a wavelength less than 350 nm; and a processing unit configured to perform unmixing processing on light data obtained by irradiating particles with light by the light irradiation unit. In addition, the present technology also provides an information processing method including an unmixing processing step of performing unmixing processing on light data obtained by irradiating particles with light by a light irradiation unit including at least one first light source that emits light with a wavelength equal to or greater than 350 nm and at least one second light source that emits light with a wavelength less than 350 nm.

Abstract: The X-ray phase imaging apparatus includes an imaging system, a position switching mechanism for switching between a retracted position and an imaging position, a control unit for controlling switching between the retracted position and the imaging position, and an image processing unit for generating an X-ray phase contrast image based on the first image and the second image. The control unit is configured to control sequentially imaging at the retracted position and imaging at the imaging position.

Abstract: An X-ray imaging apparatus is configured to acquire a plurality of pieces of slice image data from volume data, acquire a plurality of pieces of first processed image data by performing first processing, acquire a plurality of pieces of second processed image data by performing second processing, detect edges of the subject based on the acquired plurality of pieces of the second processed image data, and acquire edge image data including detected edges of the subject.

Abstract: The X-ray phase imaging apparatus includes an imaging system, a position switching mechanism for switching between a retracted position and an imaging position, a control unit for controlling switching between the retracted position and the imaging position, and an image processing unit for generating an X-ray phase contrast image based on the first image and the second image. The control unit is configured to control sequentially imaging at the retracted position and imaging at the imaging position.

Abstract: A test server includes: a communication unit that communicates with a plurality of communication terminals via a network, the plurality of communication terminals each being connectable to a test device capable of executing a test on the presence or absence of a disease and each being capable of inputting a diagnosis on the presence or absence of the disease, the diagnosis being related to the test and made by a doctor; and a control unit that acquires at least one of a result of the test and the diagnosis as a test information item from each of the plurality of communication terminals via the communication unit, causes a storage unit to store the plurality of acquired test information items therein, performs statistical processing on the plurality of stored test information items, and causes the communication unit to return a result of the statistical processing according to a demand given from each of the communication terminals before the doctor makes a diagnosis.

Abstract: The X-ray imaging device (100) is provided with an X-ray source (1), a plurality of gratings, a moving mechanism (8), and an image processing unit (6). The image processing unit (6) is configured to generate a phase-contrast image (16) by associating a pixel value in each pixel of a subject (T) in a plurality of subject images (10) with phase values of a Moire fringe (30) at each pixel and aligning the pixel of the subject of the same position in the plurality of subject images.

Abstract: In this X-ray phase imaging apparatus, at least one of a plurality of gratings is composed of a plurality of grating portions arranged along a third direction perpendicular to a first direction along which a subject or an imaging system is moved by a moving mechanism and a second direction along which an X-ray source, a detection unit, and a plurality of grating portions are arranged. The plurality of grating portions are arranged such that adjacent grating portions overlap each other when viewed in the first direction.

Abstract: A test server includes: a communication unit that communicates with a plurality of communication terminals via a network, the plurality of communication terminals each being connectable to a test device capable of executing a test on the presence or absence of a disease, the diagnosis being related to the test and made by a doctor; and a control unit that acquires at least one of a result of the test and the diagnosis as a test information item from each of the plurality of communication terminals via the communication unit, causes a storage unit to store the plurality of acquired test information items, performs statistical processing on the plurality of stored test information items, and causes the communication unit to return a result of the statistical processing according to a demand given from each of the communication terminals before the doctor makes a diagnosis.

Abstract: The X-ray imaging device (100) is provided with an imaging system (CS) including an X-ray source (1), a detector (5), and a plurality of gratings, a moving mechanism (8), a position information acquisition unit (7a), and an image processing unit (6) for generating a phase-contrast image (16) in a tomographic plane by acquiring a phase distribution in a tomographic plane (40) based on a plurality of X-ray images (10) and the acquired tomographic position (z+jd).

Abstract: An object is to provide a non-red phosphorus type flame retardant composition for polyurethane foam that does not undergo dripping ignition and readily forms a carbonized layer when the polyurethane foam is burned and a flame-retarded polyurethane foam containing the flame retardant composition for polyurethane foam. As a solution, a flame retardant composition for polyurethane foam having high carbonization properties, the flame retardant composition for polyurethane foam containing a phosphorus compound represented by formula (1), is provided. (In formula, M is Mg, Al, Ca, Ti, or Zn, and m is 2, 3, or 4.

Abstract: This X-ray phase imaging system (100) includes an X-ray source (1), a detector (2), a first grating group (3), a second grating group (4), a moving mechanism (5), and an image processing unit (6). The moving mechanism is configured to relatively move a subject (T) and the imaging system (9) such that the subject (T) passes through a first grating region (R1) and a second grating region (R2). The image processing unit is configured to generate a first phase-contrast image (14a) and a second phase-contrast image (14b).

Abstract: A test server includes a communication unit and a control unit. The communication unit communicates with a plurality of communication terminals via a network. Each communication terminal is connectable to a test device capable of executing a test on presence or absence of a disease and is capable of inputting a diagnosis on the presence or absence of the disease. The diagnosis is related to the test and made by a doctor. The control unit acquires at least one of a result of the test and the diagnosis as a test information item from each communication terminal via the communication unit, causes a storage unit to store the plurality of acquired test information items, performs statistical processing on the plurality of stored test information items, and causes the communication unit to return a result of the statistical processing according to a demand given from each communication terminal.

Abstract: This X-ray phase imaging system (100) includes an X-ray source (1), a detector (2), a first grating group (3), a second grating group (4), a moving mechanism (5), and an image processing unit (6). The moving mechanism is configured to relatively move a subject (T) and the imaging system (9) such that the subject (T) passes through a first grating region (R1) and a second grating region (R2). The image processing unit is configured to generate a first phase-contrast image (14a) and a second phase-contrast image (14b).

Abstract: An X-ray phase imaging method includes a step of correcting a gradation that occurred along an orthogonal direction to a translation direction as viewed from an optical axis direction of X-rays in a phase-contrast image based on a distribution state of the gradation.