G01N35/0098

SAMPLE ANALYSIS DEVICE
20230047389 · 2023-02-16 ·

A sample analysis substrate mountable and detachable to a sample analysis device and includes: a plate-shaped base substrate; and a chamber, the chamber being a space in which to cause a binding reaction, The sample analysis device includes: a motor to rotate the sample analysis substrate; a first magnet unit to attract the magnetic particles; a first actuator to move the first magnet unit to change relative positions of the first magnet unit and the sample analysis substrate; and a control circuit to control the motor, the drive circuit, and the first actuator. The first magnet unit shaped as a whole shape or a partial shape of a circle or a ring. During a B/F separation for separating reacted substance from unreacted substance, the first actuator moves the first magnet unit to a position where the magnetic particles in the chamber are attracted by the first magnet unit.

Dilution Method and Dilution Apparatus
20230046531 · 2023-02-16 ·

Disclosed are a dilution method and a dilution apparatus. The dilution method includes: adding a sample into a first reactor at a first station of a supply unit; transferring the first reactor to a fifth station of a transit apparatus, and receiving a second reactor at the first station of the supply unit; adding a diluent into the first reactor at the fifth station to obtain a diluted sample; uniformly mixing the diluted sample in the first reactor; transferring the first reactor from the transit apparatus to a dilution transport apparatus; transferring part of the diluted sample in the first reactor to the second reactor; transferring the second reactor to the fifth station of the transit apparatus, and continuing to add the diluent into the second reactor; and uniformly mixing substances in the second reactor. The dilution apparatus includes the supply unit and the transit apparatus.

System and method for GMR-based detection of biomarkers

A system for detecting analytes in a test sample, and a method for processing the same, is provided. The system includes a cartridge reader unit that has a control unit and a pneumatic system, and a cartridge assembly that prepares the samples with mixing material(s) through communication channels. The assembly has a memory chip with parameters for preparing the sample and at least one sensor (GMR sensor) for detecting analytes in the sample. The assembly is pneumatically and electronically mated with the reader unit via a pneumatic interface and an electronic interface such that the parameters may be implemented via the control unit. The pneumatic system is contained within the unit and has pump(s) and valve(s) for selectively applying fluid pressure to the pneumatic interface of the assembly, and thus through the communication channels, to move the sample and mixing material(s) through and to sensor. The control unit activates the pneumatic system to prepare the sample and provide it to the sensor for detecting analytes, and also processes measurements from the sensor to generate test results.

System and method for automated single cell processing

A system and method for automated single cell capture and processing is described, where the system includes a deck supporting and positioning a set of sample processing elements; a gantry for actuating tools for interactions with the set of sample processing elements supported by the deck; and a base supporting various processing subsystems and a control subsystems in communication with the processing subsystems. The system can automatically execute workflows associated with single cell processing, including mRNA capture, cDNA synthesis, protein-associated assays, and library preparation, for next generation sequencing.

FLUID DISPOSING SYSTEM AND CENTRIFUGAL SEPARATION METHOD USING THE SAME
20230038327 · 2023-02-09 · ·

A fluid disposing system includes a centrifugal separator that centrifugally separates a liquid that is supplied, a reagent injecting apparatus coupled to the centrifugal separator and that injects a reagent into the centrifugal separator, a reagent supply module that supplies the reagent to the reagent injecting apparatus and a pipetting module provided on an upper side of the centrifugal separator and that feeds the fluid to the centrifugal separator.

DEVICE FOR HANDLING SAMPLES AND METHOD OF OPERATING SUCH DEVICE
20230007993 · 2023-01-12 ·

The device for handling samples that are located in sample wells (2) of a sample vessel (1) and contain magnetic particles comprises a sample handling area (8) where the samples can be processed, a plurality of probes (3) that are insertable into the sample wells (2) for removing magnetic particles from the sample wells (2) or for inserting magnetic particles into the sample wells (2), and a display (13) which is located underneath the sample handling area (8).

System for Separating and Detecting an Analyte

The present invention relates to an automated analytical system and an automated method for separating and detecting an analyte, as well as an automated analytical instrument.

AUTOMATIC ANALYZER

According to one embodiment, an automatic analyzer includes dispenser, measurer, thermostat, cooler and cleaner. Dispenser dispenses a specimen and a reagent into a reaction vessel. Measurer measures a solution mixture of the specimen and the reagent in the vessel. Thermostat heats the mixture to a first temperature at which thermoresponsive polymers contained in the reagent aggregate. Cooler cools a cleaning fluid used to clean the vessel to a second temperature lower than the first temperature, at which the polymers contained in the reagent disperse. Cleaner cleans the vessel from which the mixture has been drained, using the cooled fluid.

HIERARCHICAL SILICA LAMELLA FOR MAGNETIC NUCLEIC ACID EXTRACTION
20180001325 · 2018-01-04 ·

Disclosed herein is a novel method to fabricate magnetic silica nanomembranes using thin polymer cores based on silica deposition and self-wrinkling induced by thermal shrinkage. These micro- and nano-scale structures have vastly enlarged the specific area of silica, thus the magnetic silica nanomembranes can be used for solid phase extraction of nucleic acids. The magnetic silica nanomembranes are suitable for nucleic acid purification and isolation and demonstrated better performance than commercial particles in terms of nucleic acid recovery yield and integrity. In addition, the magnetic silica nanomembranes may have high nucleic acid capacity due to significantly enlarged specific surface area of silica. Methods of use and devices comprising the magnetic silica nanomembranes are also provided herein.

FLUIDIC DEVICE, SYSTEM, AND METHOD
20180001320 · 2018-01-04 ·

A fluidic device includes: a first flow path in which two or more solutions are mixed; and a second circulation flow path in which a solution mixed in the first flow path is circulated and which has a capture part configured to capture a sample substance included in the solution and/or a detection part configured to detect a sample substance included in the solution.