Abstract: To provide a droplet forming technology capable of stably sorting a droplet. Provided is a microparticle sorting device provided with a voltage supply unit that supplies a drive voltage to a vibration element that applies a vibration to an orifice that generates a fluid stream, a control unit that controls a driving condition supplied to the vibration element on the basis of a relative relationship between a droplet discharged from the orifice and a satellite droplet present between droplets, and a sorting unit that sorts the droplet containing microparticles on the basis of optical information detected from the microparticles flowing through a flow path.

Abstract: A main object of the present disclosure is to provide an information processing system that can cope with an increase in an information processing amount in an analysis of biosamples. The present disclosure provides a server system including an automatic analysis processing section that generates to-be-output data by an analysis process on optical intensity data or fluorescence label intensity data acquired by irradiation of a biosample with light, an analysis result data storage section that stores the to-be-output data generated on the basis of the optical intensity data or the fluorescence label intensity data, and an interactive analysis processing section that analyzes the fluorescence label intensity data on the basis of an analysis command for the to-be-output data output to an output apparatus and outputs analysis result data. In addition, the present disclosure also provides an information processing system including the server system.

Abstract: The present technology is to provide technology for appropriately visualizing a population of particles in particle analysis technology. There is provided an information processing apparatus including an information processing unit that receives optical data obtained from particles, and calculates a parameter that specifies a display method of the optical data in a display range having at least one axis including a linear axis and a logarithmic axis on the basis of the received optical data, in which the parameter includes a first parameter that specifies a range of the linear axis and a second parameter that specifies a lower limit value of the display range, and the first parameter and the second parameter are calculated on the basis of different reference values.

Abstract: Provided are a microparticle sorting device, and a method and a program for sorting microparticles capable of stabilizing sorting performance over a prolonged period of time. The microparticle sorting device includes an imaging element and a controller. The imaging element obtains an image of fluid and fluid droplets at a position where the fluid discharged from an orifice which generates a fluid stream is converted into the fluid droplets. The controller controls driving voltage of an oscillation element which gives oscillation to the orifice and/or controls a position of the imaging element based on a state of the fluid in the image and/or a state of a satellite fluid droplet. The satellite fluid droplet does not include microparticles and exists between the position, where the fluid is converted into the fluid droplets, and a fluid droplet, among fluid droplets including the microparticles, which is closest to the position where the fluid is converted into the fluid droplets.

Abstract: Provided are a microparticle sorting device, and a method and a program for sorting microparticles capable of stabilizing sorting performance over a prolonged period of time. The microparticle sorting device includes an imaging element and a controller. The imaging element obtains an image of fluid and fluid droplets at a position where the fluid discharged from an orifice which generates a fluid stream is converted into the fluid droplets. The controller controls driving voltage of an oscillation element which gives oscillation to the orifice and/or controls a position of the imaging element based on a state of the fluid in the image and/or a state of a satellite fluid droplet. The satellite fluid droplet does not include microparticles and exists between the position, where the fluid is converted into the fluid droplets, and a fluid droplet, among fluid droplets including the microparticles, which is closest to the position where the fluid is converted into the fluid droplets.

Abstract: To provide a droplet forming technology capable of stably sorting a droplet. Provided is a microparticle sorting device provided with a voltage supply unit that supplies a drive voltage to a vibration element that applies a vibration to an orifice that generates a fluid stream, a control unit that controls a driving condition supplied to the vibration element on the basis of a relative relationship between a droplet discharged from the orifice and a satellite droplet present between droplets, and a sorting unit that sorts the droplet containing microparticles on the basis of optical information detected from the microparticles flowing through a flow path.

Abstract: Provided are: an image processing device; a fine particle sorting device; and an image processing method, in which electric charge can be easily and accurately applied to a droplet. An image processing device including: a control unit adapted to set a light source lighting delay time to control a light source, the light source lighting delay time indicating a time from a time point when a fine particle in fluid is detected by a detection unit until a time point when the light source is turned on for the fine particle included in a droplet formed from the fluid; a processing unit adapted to identify positional information of the fine particle on the basis of an image of the fine particle acquired in accordance with lighting of the light source during the set light source lighting delay time; and a recording unit adapted to record, in a correlated manner, the positional information identified in the processing unit and the light source lighting delay time.

Abstract: The present technology provides a technology for stabilizing break-off timings. Therefore, according to the present technology, there is provided a microparticle analysis device or the like including at least: a flow path in which a fluid including a sample flow containing microparticles and a sheath flow flowing to contain the sample flow; a droplet formation unit configured to form a droplet in the fluid by imparting vibration to the fluid using a vibration element; an electric charge application unit configured to apply electric charge to a droplet containing the microparticles; an imaging unit configured to obtain a photo of a phase of a certain time; and a control unit configured to control a timing at which the droplet breaks off on a basis of the photo.

Abstract: Disclosed herein are a particle sorting device capable of simply detecting bubbles, foreign substances, or the like in droplets, a method for analyzing particles, a program, and a particle sorting system. The particle sorting device includes a judgment unit, and the judgment unit judges whether or not captured image information including captured droplet image information about a brightness of an image of particle-containing droplets captured after discharge from an orifice has changed with respect to previously-set reference image information including reference droplet image information about a brightness of an image of droplets captured after discharge from the orifice.

Abstract: According to some aspects, a system that includes a flow cytometer and circuitry is provided. The flow cytometer is configured to generate data indicative of a pulse waveform corresponding to a fluorescence signal of a biological sample. The circuitry is configured to determine peak position information of the pulse waveform by identifying at least one peak of the pulse waveform and determine at least one biological characteristic of the biological sample based on the peak position information.

Abstract: There is provided a droplet sorting device including a detector configured to detect a state of droplets ejected from an orifice that generates a fluid stream and of satellite droplets existing between the droplets, and a controller configured to control a frequency of a driving voltage supplied to a vibration element that applies vibration to the orifice on the basis of positions where the satellite droplets exist.

Abstract: To provide a microchip-type optical measuring apparatus which is able to automatically perform position adjustment of a microchip with respect to an optical axis of laser with high accuracy. A microchip-type optical measuring apparatus includes an irradiation detection unit which detects light generated by irradiating a microchip with laser, a position adjustment unit which changes a relative position of the microchip with respect to the irradiation detection unit, and a control unit which outputs a movement signal for a position in which an integrated value or an average value of a detected intensity of the light in a preset region becomes high to the position adjustment unit.

Abstract: The present technology provides a technology for stabilizing break-off timings. Therefore, according to the present technology, there is provided a microparticle analysis device or the like including at least: a flow path in which a fluid including a sample flow containing microparticles and a sheath flow flowing to contain the sample flow; a droplet formation unit configured to form a droplet in the fluid by imparting vibration to the fluid using a vibration element; an electric charge application unit configured to apply electric charge to a droplet containing the microparticles; an imaging unit configured to obtain a photo of a phase of a certain time; and a control unit configured to control a timing at which the droplet breaks off on a basis of the photo.

Abstract: A technology is provided, capable of reducing the time required for the flow velocity of a laminar flow to stabilize, and of providing more finely responsive control.

Abstract: Provided are: an image processing device; a fine particle sorting device; and an image processing method, in which electric charge can be easily and accurately applied to a droplet. An image processing device including: a control unit adapted to set a light source lighting delay time to control a light source, the light source lighting delay time indicating a time from a time point when a fine particle in fluid is detected by a detection unit until a time point when the light source is turned on for the fine particle included in a droplet formed from the fluid; a processing unit adapted to identify positional information of the fine particle on the basis of an image of the fine particle acquired in accordance with lighting of the light source during the set light source lighting delay time; and a recording unit adapted to record, in a correlated manner, the positional information identified in the processing unit and the light source lighting delay time.

Abstract: The present technology provides a technology for stabilizing break-off timings. Therefore, according to the present technology, there is provided a microparticle analysis device or the like including at least: a flow path in which a fluid including a sample flow containing microparticles and a sheath flow flowing to contain the sample flow; a droplet formation unit configured to form a droplet in the fluid by imparting vibration to the fluid using a vibration element; an electric charge application unit configured to apply electric charge to a droplet containing the microparticles; an imaging unit configured to obtain a photo of a phase of a certain time; and a control unit configured to control a timing at which the droplet breaks off on a basis of the photo.

Abstract: Provided are: an image processing device; a fine particle sorting device; and an image processing method, in which electric charge can be easily and accurately applied to a droplet. An image processing device including: a control unit adapted to set a light source lighting delay time to control a light source, the light source lighting delay time indicating a time from a time point when a fine particle in fluid is detected by a detection unit until a time point when the light source is turned on for the fine particle included in a droplet formed from the fluid; a processing unit adapted to identify positional information of the fine particle on the basis of an image of the fine particle acquired in accordance with lighting of the light source during the set light source lighting delay time; and a recording unit adapted to record, in a correlated manner, the positional information identified in the processing unit and the light source lighting delay time.

Abstract: A microparticle sorting apparatus includes a detection unit which detects microparticles flowing through a flow path; an imaging device which images a droplet containing the microparticles which is discharged from an orifice provided on an edge portion of the flow path; a charge unit which applies a charge to the droplets; and a control unit which determines a delay time as from a time that the microparticles are detected by the detection unit to the time at which the sum of intensity of an image region imaged by the imaging device reaches a maximum, making it possible for the charge unit to apply a charge to the microparticles once the delay time has lapsed after the microparticles are detected by the detection unit.

Abstract: Disclosed herein are a particle sorting device capable of simply detecting bubbles, foreign substances, or the like in droplets, a method for analyzing particles, a program, and a particle sorting system. The particle sorting device includes a judgment unit, and the judgment unit judges whether or not captured image information including captured droplet image information about a brightness of an image of particle-containing droplets captured after discharge from an orifice has changed with respect to previously-set reference image information including reference droplet image information about a brightness of an image of droplets captured after discharge from the orifice.

Abstract: The present disclosure provides a particle sorting apparatus, a particle sorting method, and a non-transitory computer-readable storage medium storing program that enable sorting object particles to be sorted with high precision, even when the sorting object particles are large. In the particle sorting apparatus, a charging unit that applies charges to at least a part of liquid droplets ejected from an orifice to generate a fluid stream and a charging control unit that adjusts a charge application end time in the charging unit according to sizes of particles included in the liquid droplets are provided.