G01N2035/0449

SPECIMEN TRANSPORT DEVICE, SPECIMEN ANALYSIS SYSTEM, SPECIMEN PRETREATMENT SYSTEM, AND SPECIMEN TRANSPORT METHOD
20230027956 · 2023-01-26 ·

Provided are a specimen transport device, a specimen analysis system, a specimen pretreatment system, and a specimen transport method that can reduce human errors as compared with the related art. There are a plurality of magnetic bodies having different inductance characteristics, and a calculation unit calculates inductance characteristic values at a predetermined current value flowing through a magnetic pole detected by a current detection unit and specifies the type of the magnetic body having different inductance characteristics based on the obtained characteristic values to identify a holder.

Cartridge, detection method, and detection device

The present invention provides a cartridge, a detection method, and a detection device capable of stabilizing the liquid level of a sample accommodated in a chamber in a predetermined state. A cartridge 20, that is rotated around a rotating shaft 42 for detecting a target substance, is provided with a chamber 100 in which a sample containing a target substance is stored. The chamber 100 includes a first region 110 in which a sample is stored, a second region 120 disposed at a position closer to the rotating shaft 42 than the first region 110, and a protrusion 130 protruding from a position between the first region 110 and the second region 120 to the inner side of the chamber 100.

Rotor assembly including a housing for a sensor array component and methods for using same
11588381 · 2023-02-21 · ·

A rotor assembly includes a rotor plate to rotate around a first axis, a bucket attached to the rotor plate and to rotate around a second axis, and a stop plate to rotate around the first axis between an open position and a closed position. When in the closed position, the stop plate engages the bucket to fix an angular position of the bucket relative to a plane of rotation of the rotor assembly. The rotor assembly further includes a housing for a sensor array component, the housing disposed in the bucket and including a solution inlet, a solution outlet, a transfer basin, a solution retainer disposed between the solution outlet and the transfer basin, and a collection reservoir in fluid communication with the transfer basin. The solution inlet and the solution outlet to engage ports of a flow cell of a sensor array.

Automated sample processing, fluid distribution, and sedimentation assay

The disclosure describes methods and devices with which to process and analyze difficult chemical, biological, environmental samples including but not limited to those containing bulk solids or particulates. The disclosure includes a cartridge which contains a separation tube as well as one or more valves and cavities for receiving raw sample materials and for directing and containing various fluids or samples. The cartridge may contain a separation fluid or density medium of defined density, and structures which direct particulates toward defined regions of the cartridge. Embodiments can include a rotational device for rotating the cartridge at defined rotational rates for defined time intervals. Embodiments allowing multiple assays from a single sample are also disclosed. In some embodiments, this device is used for direct processing and chemical analysis of food, soil, blood, stool, motor oil, semen, and other samples of interest.

Arrangement for preparing a plurality of samples for an analytical method
11619643 · 2023-04-04 ·

The invention relates to an arrangement for preparing a plurality of samples for an analytical method, comprising a carousel with a solid housing and moveable receiving parts for the sample containers; a control for controlling the receiving parts in the carousel; and a sample receiving device for providing the sample for the analytical method. Said arrangement is characterized in that one or more stations for preparing samples are provided on the carousel, the receiving parts for the sample containers of the carousel can be positioned on said stations. Said arrangement also comprises a centrifuge with pairs of opposite lying receiving parts provided for the sample containers, and said receiving parts are arranged such that they can move on the centrifuge for the sample holder such that a transfer of a sample holder between a receiving part in the carousel and a receiving part in the centrifuge can be carried out. The control takes place by the same control which is also provided for controlling the carousel.

ROTOR ASSEMBLY INCLUDING A HOUSING FOR A SENSOR ARRAY COMPONENT AND METHODS FOR USING SAME
20230188010 · 2023-06-15 ·

A rotor assembly includes a rotor plate to rotate around a first axis, a bucket attached to the rotor plate and to rotate around a second axis, and a stop plate to rotate around the first axis between an open position and a closed position. When in the closed position, the stop plate engages the bucket to fix an angular position of the bucket relative to a plane of rotation of the rotor assembly. The rotor assembly further includes a housing for a sensor array component, the housing disposed in the bucket and including a solution inlet, a solution outlet, a transfer basin, a solution retainer disposed between the solution outlet and the transfer basin, and a collection reservoir in fluid communication with the transfer basin. The solution inlet and the solution outlet to engage ports of a flow cell of a sensor array.

CONTINUOUS SCANNING OPTICAL ASSEMBLY AND METHOD OF USE THEREOF

The present disclosure provides an automated sample analyzer having a continuous scanning optical assembly for performing an assay. The optical assembly allows for robust detection of light emitted from a reaction mixture in a dynamically changing environment, such as detection of light from a reaction mixture that is being rotated about an axis at high rotational velocity.

PRETREATMENT APPARATUS AND SAMPLE ANALYZER
20170315047 · 2017-11-02 ·

A pretreatment apparatus includes a sample dispensing part 240, a reagent dispensing part 280 for dispensing a labeling reagent, a first process part 210 having a centrifuge device for performing a centrifugation process, a second process part 220, and a control part for distributing the dispensing destination of the sample to either the first sample container 217 or the second sample container 227 according to whether centrifugation process is required for the sample.

Chemical analyzer

A medical apparatus for analyzing fluid samples includes an outer casing, a slide loading mechanism disposed within the outer casing for loading fluid analysis slides, a slide ejecting mechanism disposed within the outer casing for ejecting fluid analysis slides, an evaporation cap opening mechanism disposed within the outer casing for opening an evaporation cap, an evaporation cap closing mechanism disposed within the outer casing for closing an evaporation cap, a drawer locking mechanism disposed within the outer casing for locking a drawer associated with the outer casing, a camera disposed within the outer casing, and a robot disposed within the outer casing. The robot is movable in three dimensions and has means for conducting three or more of the following operations: slide loading; slide ejecting; evaporation cap opening; evaporation cap closing; drawer locking; and camera manipulation.

CIRCULAR TYPE CARTRIDGE ENABLING CENTRIFUGATION AND MODULAR AUTOMATIC ANALYZER USING THE SAME

A modular automatic analyzer using a circular type cartridge enabling centrifugation according to an exemplary embodiment of the present invention includes: a main body frame; an X-axis conveying unit which reciprocally moves in an X-axis direction with respect to the main body frame; a circular type cartridge accommodating housing which is installed with respect to the X-axis conveying unit so as to be reciprocally movable in the X-axis direction by the X-axis conveying unit, a single rotation drive unit which is installed in the circular type cartridge accommodating housing and is rotated step by step at a predetermined interval or rotated at a high speed for centrifugation, a circular type cartridge which is installed at an upper surface of the circular type cartridge accommodating housing so as to be rotatably connected to the rotation drive unit and has wells disposed to be spaced apart from each other at predetermined intervals in a circumferential direction of a disc-shaped main body, a tip lifting unit which picks up and moves a tip upward and downward, a measurement unit which measures a reaction in the well, a Z-axis drive unit which is provided with the tip lifting unit and the measurement unit and reciprocally operates in a Z-axis direction with respect to the main body frame, and a control unit C which controls an automatic immunity analyzer.