Abstract: A method for concentrating at least one analyte including the following steps: preparing a first phase including at least one analyte; depositing a drop of the first phase on a substrate; depositing on the drop of first phase a drop of a second liquid phase including at least one surfactant, the second phase being non-miscible with the first phase; evaporating the drop of the second phase; and evaporating the drop of the first phase. Also relates to a method for detecting at least one analyte using the concentration method; and a system using the detection method.

Abstract: A method of identifying the presence of an analyte may include providing an in vitro test device and a test swab; obtaining a sample using the test swab; transitioning the locking member from the first configuration to the second configuration; advancing the plunger into the housing to pierce the one or more reagent pouches in the reagent region to cause reagent therein to be released and mix; inserting the test swab with obtained sample into the interior of the plunger; rotating the in vitro test device and disposing it on its plunger base; and determining whether the analyte is present. The in vitro test device may include a plunger, a housing, one or more reagent pouches disposed in the housing, a lateral flow test strip, and a locking member having configurations that either allow or prevent reagent in the one or more reagent pouches from being released.

Abstract: An cartridge is combined with a smart device which is capable of communicating with a network to perform a portable, fast, field assay of a small sample biological analyte. A closed microfluidic circuit for mixes the analyte with a buffer with functionalized magnetic beads capable of being specifically combined with the analyte. A detector communicates with the microfluidic circuit in which the mixed analyte, buffer and combined functionalized magnetic beads are sensed. A microcontroller is coupled to detector for controlling the detector and for data processing an output assay signal from the detector. A user interface communicates with the microcontroller for providing user input and for providing user output through the smart device to the network.

Abstract: Provided herein is a semen processing device. The device is a collection cup with a top portion encompassing a collection cavity into which the semen sample is deposited and a bottom portion encompassing a processing chamber and containing the processing unit for the collected semen. A flow control valve or a serpentine channel may be disposed as part of the processing unit to regulate the flow rate of semen from the collection cavity into the processing unit. A harvesting dock is disposed through the surface of the bottom portion. The semen flows from the collection cavity into the processing unit and is harvested through the harvesting dock.

Abstract: An analytic plate or other substrate having a permanent etchable, laserable, and/or developable marking surface coating (referred to herein as an “etchable coating” or as a “developable coating”) that is present on at least a portion of any side or surface thereof and is used to deposit a permanent indicium thereon, and a method of using the analytic plate or substrate.

Abstract: Embodiments of substrate-based devices disclosed herein comprise a polymeric substrate with a hydrophobic polymer coating that defines wells or openings on the polymeric substrate and/or serves as an adhesive agent between stacked substrates of the device. Also disclosed herein are embodiments of plate frames that can be used to align and hold well plate devices described herein. Methods of fabricating the disclosed devices also are described.

Abstract: The invention relates to a holding apparatus (100) for sample carriers (200) for use in cryomicroscopy, encompassing: a body having at least one sample carrier receptacle that comprises at least one sample carrier support surface against which at least one sample carrier (200) is abuttable; at least one first sample carrier holding means (121); and at least one second sample carrier holding means (131) that is configured to impinge upon the sample carrier (200) with force against the first sample carrier holding means (121); and to an arrangement having a manipulation container and such a holding apparatus (100), and to methods for introducing and withdrawing a sample carrier (200).

Abstract: A fully-automatic feces analyzer includes an automatic controller; at least one sample box for containing a feces sample; and a sample box support. A dilution and stirring unit is provided for adding diluent into the feces sample and stirring to obtain feces sample liquid. The analyzer has a physical detection unit for performing a physical detection on the feces sample liquid and at least one chemical detection unit for performing a chemical detection on the feces sample liquid. Each chemical detection unit includes a driving roller and a driven roller, a reagent strip roll wound on the driven roller, an end portion of the reagent strip roll fixed on the driving roller.

Abstract: A test tube may include: an annular body having an open first end, a closed second end, a longitudinal surface extending between the open first end and the closed second end and enveloping a hollow interior of the annular body and a central longitudinal axis; wherein the longitudinal surface of the annular body may include: a first longitudinal portion that may include the open first end of the annular body and having a substantially circular cross-section; and a second longitudinal portion that may include: a first longitudinal side having a substantially circular-arc cross-section; and a second longitudinal side tapering in a longitudinal direction of the annular body towards the closed second end of the annular body.

Abstract: Apparatuses and associated methods of manufacturing are described that provide a tip resistant optical testing instrument configured to rest on a surface. The optical testing instrument includes a shell defining a cavity for receiving a sample tube. The shell includes a bottom shell surface, wherein the bottom shell surface defines at least one support element, wherein the at least one support element is configured to engage the surface to support the optical testing instrument in a testing position, and a translational surface configured to engage the surface to support the optical testing instrument in an angled position. In an instance in which the optical testing instrument tilts from the testing position to the angled position, the translational surface is configured to engage the surface contacting the translational surface to prevent the optical testing instrument from tipping further and allow the optical testing instrument to return to the testing position.

Abstract: A method of classifying sample data for robotically extracted samples is disclosed. A specimen is received from a human subject with a potential infection of a first disease agents or a plurality of disease agents. The specimen includes genetic material collected from a human subject using a collection device and stored in a collection carrier. The specimen includes a unique identifier on the collection carrier. The unique identifier contains human subject descriptive data. The method classifies the human subject descriptive data to identify a second disease agent. The method extracts a sequence of genetic material from the specimen using an automated robot. The method determines a test result for the first disease agent as a function of the sequence of genetic material. A system comprising a computer device configured to classify sample data for robotically extracted samples is also disclosed.

Abstract: A method for inversion counting or phlebotomist monitoring can include identifying, by processing circuitry, whether a blood collection tube is present in image data from a camera situated to capture images of a phlebotomist collecting a sample, in response to identifying the blood collection tube is present in the field of view of the camera based on the image data, identifying whether the blood collection tube includes blood therein, after identifying the blood is present in the blood collection tube, counting, based on the image data, a number of inversions performed on the blood collection tube, and in response to determining the number of inversions performed is less than a required number of inversions, issuing an alert indicating that insufficient inversions were performed.

Abstract: The present disclosure relates to an analytical system with at least three components: a multiwell plate on which the wells are included in an optically transparent area; a frame holding the multiwell plate close to its edge while permitting the plate a certain extent of freedom of movement; a baseplate to which the multiwell plate, but not the frame is firmly fixed via a docking mechanism, such that different expansion of plate and frame can be compensated. A second aspect described herein relates to a method of docking a corresponding multiwell plate held by a frame to a baseplate and subjecting the multiwell plate to a step of a biological or chemical assay within this arrangement.

Abstract: Provided is a heat treatment device for slide specimen testing, and the heat treatment device mainly includes a container, a base, a heater, a liquid outlet, a liquid inlet, a controller and a thermocouple. When such device is used together with devices such as a slide cover plate and a slide rack, a large amount of slide specimens can be carried out steps of reagent loading, cleaning, heat treatment, temperature maintaining and drying inside one same device, especially multi-step operations such as an immunohistochemical testing, an original hybrid gene testing, and other protein testing, DNA nucleotide and gene testing on the slide specimen. All testing on the slide specimen is enabled to be performed in one same device from the beginning to the end, guaranteeing that all slide specimens are completely covered by the reagent from the beginning to the end, and all slide specimens are carried out the heat treatment at a uniform temperature.

Abstract: Disclosed is a device for the synthesis of a radiotracer, including a universal confined enclosure designed for the insertion of a specific synthesis cassette of the radiotracer and the removal of same. The synthesis cassette includes a synthesis module designed to receive reagents and a radioisotope for the synthesis of the radiotracer. An inner connector plate includes at least one inlet, designed to be connected to a radioisotope admission and also to the inlet of the cassette, and an outlet, designed to be connected to a syringe to be filled with the radiotracer and also to the outlet of the cassette. Such a synthesis device can be installed in a facility including, in a confined room, as well as such devices normally arranged in a storage area, a synthesis station, a radioisotope admission, at least one window for communication to the outside, and a manipulator robot.

Abstract: A method is provided comprising loading shells into shell retention chambers of a shell management module, the shells including corresponding reservoirs configured to hold individual quantities of liquid, the shell retention chambers arranged in a predetermined pattern on a platform of the shell management module. The method further comprises orienting discharge ends of the shells along an actuation direction within the shell retention chambers, and covering the discharge ends with closure lids to seal bottoms of the corresponding reservoirs.

Abstract: A test tube including an annular body having an open proximal end and a closed distal end, and an longitudinal member in a distal portion of an interior of the annular body, the longitudinal member is substantially parallel to a central longitudinal axis of the annular body and is connected to an internal surface of the distal portion of the annular body.

Abstract: Disclosed is a test barrel, to prevent a test liquid in the barrel from sputtering into a connection gap due to shaking of the barrel to hence cause contamination, improve the measurement accuracy in case of multiple tests, and meanwhile improve the operability of screwing on and screwing off the entire device during use of the device. The above technical objective of this utility model is implemented by employing the following technical solution: a test barrel, comprising barrel lid and a barrel body; wherein the threaded rings are arranged on an inner wall of a side face of the barrel lid and an outer wall of an opening of the barrel body, a rotary force applying portion is arranged on an outer wall of the side face of the barrel lid, and during engagement, a liquid blocking washer is arranged between the barrel lid and the barrel body, wherein a radial width of the liquid blocking washer is greater than a thickness of the opening of the barrel body.

Abstract: A cover member for use in the treatment of a sample on a substrate is disclosed. The cover member has fluid flow features and is adapted for use in an instrument, such as a laboratory instrument. The cover member comprises at least one orientation feature detectable by the instrument for ascertaining an orientation of the cover member. An automated method for detecting orientation of a cover member in a sample treatment assembly is also disclosed, in which a processor compares data corresponding to one or more images collected from the sample treatment assembly, with data representing a reference image to determine if a cover member is in the sample treatment assembly.

Abstract: In one embodiment described herein, a cartridge is provided comprising a cartridge frame; a plurality of diluents each in an expandable container; a plurality of reagents each in an expandable container; and a plurality of mixing vessels comprising empty expandable containers.