Abstract: A fire testing device for testing fire-resistance properties of a test subject includes a cavity, a heat source adapted to heat the cavity, and a removable separation plate configured to subdivide the cavity into a first chamber and a second chamber. The heat source is arranged in the first changer and adapted to preheat the first chamber. The second chamber includes an opening adapted to receive the test subject. A fire-resistance test of the test subject may include activating the removable separation plate to subdivide the cavity into the first chamber and the second chamber, arranging the test subject at an opening of the second chamber, preheating the first chamber to a defined temperature using the heat source, deactivating the removable separation plate to provide an undivided cavity, and sustaining a heat supply to the cavity using the heat source.

Abstract: A collection and test device for a rapid test is provided. The device comprises a test fluid accommodation part having a test fluid accommodation space, a test paper accommodation part having a test paper accommodation space, and a collection probe having a channel for the test fluid to flow out from the collection probe. The two ends of the test paper accommodation part are respectively connected to the test fluid accommodation part and the collection probe, and the test paper accommodation space communicates with the channel of the collection probe. The test fluid accommodation space and the test paper accommodation space are separated from each other by a temporary barrier. The temporary barrier can be manually removed or broken to make the test fluid accommodation space communicate with the test paper accommodation space. The device of the present invention can provide the test results conveniently and rapidly.

Abstract: A device, e.g., sensing cartridge, includes a first member and a second member coupled to the first member. The first member is configured to separate a component from a feed solution, where the component has a hydrodynamic diameter greater than 0.01 micrometers (?m). The second member is configured to wick a permeate from the first member.

Abstract: Disclosed are a method for whole blood filtration and a filter membrane structure for whole blood filtration, specifically including the following steps: (1) a filter membrane structure made up of at least two filtration membranes sequentially stacked from top to bottom is selected, and subjected to hemagglutinin treatment for later use; (2) a whole blood sample is added to the filter membrane structure for filtration; and (3) the filtered serum or plasma is collected. The filter membrane structure is composed of at least two filtration membranes stacked from top to bottom, and the pore sizes of the filtration membranes stacked gradually decrease from top to bottom, and the areas of the same gradually increase or are equal to each other from top to bottom.

Abstract: A fluid processing device comprises multiple separate fluid channels and multiple processing stations configured to perform identical and simultaneous process steps on multiple fluid samples in the fluid channels. An embodiment of the fluid processing device is contained in a compact, low-cost, sealed consumable in which each processing station includes at least a reagent input well and a process chamber associated with each fluid channel. A reagent pack is associated with at least one processing station and includes at least one reagent chamber associated with each reagent input well. A barb actuator rod is associated with the processing station and includes a barb associated with each reagent chamber. Each barb actuator rod is movable between a first position in which each barb punctures the reagent chamber(s) associated with the barb and a second position in which each barb of the barb actuator rod does not contact the associated reagent chamber(s).

Abstract: A liquid evaluation device including a cartridge with one or more channels formed between two closely spaced substrates is disclosed. The cartridge includes one or more liquid flow structures, each of which can be located in a deposition region for a channel, an entrance region for the channel, and/or an interior region of the channel. Each liquid flow structure is configured to facilitate liquid flow to shape and/or locate the liquid in the channel for measuring a volume of the liquid located in the channel.

Abstract: Disclosed in one example is an apparatus including a substrate, a sensor over the substrate including an active surface and a sensor bond pad, a molding layer over the substrate and covering sides of the sensor, the molding layer having a molding height relative to a top surface of the substrate that is greater than a height of the active surface of the sensor relative to the top surface of the substrate, and a lidding layer over the molding layer and over the active surface. The lidding layer and the molding layer form a space over the active surface of the sensor that defines a flow channel.

Abstract: Nutritional formulas comprising long-chain polyunsaturated fatty acids (LC-PUFAs) are provided, along with methods and devices for preparing and/or administering nutritional formulas. In some embodiments, a percentage of the LC-PUFAs in the nutritional formula are in the form of monoglycerides and/or free fatty acids. In some embodiments, the nutritional formulas do not comprise added lipase. Also provided are methods for providing nutrition to a subject, methods for improving fat absorption, methods for improving cognitive ability, methods for preventing chronic lung disease, and methods for reducing the length of time a patient requires total parenteral nutrition.

Abstract: A microfluidic system is presented that includes a cartridge, a container, and a lid for the container. The cartridge includes a plurality of microfluidic channels coupled to one or more chambers. The container holds dry chemicals and includes a housing with a first opening and a second opening smaller than the first opening. The container is designed to be inserted into an opening of the cartridge, such that the container is independently secured within the opening. The insertion of the container allows for the container to be fluidically coupled with a microfluidic channel of the plurality of microfluidic channels via the second opening. The lid includes a column that extends from the lid into the container.

Abstract: A fluid guiding module includes a housing having a sensor chamber having first and second chamber ends. The fluid guiding module includes a first connection region for connecting to a second fluid guiding module. The first connection is located on a first outer side of the housing and has a first redirection channel having first and second redirection channel ends. A chamber inlet channel fluidly couples the first redirection channel end to the first chamber end of the sensor chamber. The first redirection channel is adapted to be fluidly coupled to a chamber outlet channel of the second fluid guiding module.

Abstract: Embodiments of microfluidic systems and methods of manufacturing are described herein, which utilize an automated microfluidic plumbing technology with addressable ports capable of minimally disruptive additive and subtractive (including probing) cell and/or fluid manipulation at any desired location(s) within living cultures. The addressable microfluidic ports may be integrated throughout cell cultures in microfluidic systems for microfluidic tissue scaffolds, in two- or three-dimensional spatial arrangements. The addressable microfluidic ports may be used for controlling and/or monitoring cell behavior over time at different user-selected locations within cell cultures. Also provided are methods for fabricating such microfluidic devices and microfluidic tissue scaffolds.

Abstract: Provided herein is technology relating to testing fluid specimens and particularly, but not exclusively, to apparatuses, devices, methods, systems, and kits for testing a fluid specimen, e.g. urine, saliva, or other body fluids, to detect specified chemical components in the specimen.

Abstract: A microchip includes a cell accepting section, a lysis solution chamber and a lysis reaction chamber. The cell accepting section accepts cells obtained from a subject. The lysis solution chamber stores lysis solution for lysis of the cells. The lysis reaction of the cells is executed in the lysis reaction chamber.

Abstract: A reagent container includes a base defining a plurality of wells having openings exposed at an upper surface of the base and a tube receptacle. The plurality of wells include a first set of wells and a second set of wells. Each well of the first set of wells has an opening to a well bore and a channel in communication with the well bore. The opening has a first portion disposed over the well bore and a second portion disposed over the channel. The first portion has a larger area than the second portion. An angle defined by tangents to the inner surface of the first and second portions at a junction between the first and second portions is at least 100° and not greater than 180°. The reagent container further includes a top coupled over the top surface of the base and defining windows providing access to the openings of the plurality of wells and the tube receptacle.

Abstract: The present invention provides a test barrel for placing a test paper card. The test barrel comprises a barrel body and a barrel lid; wherein the barrel body comprises a place reminding board arranged on the barrel body; and the barrel lid comprises an elastic piece arranged on the barrel lid and mating with the place reminding board. The test barrel for placing a test paper card according to the present invention is simple in structure and convenient in operation, and greatly reduces time for test. In addition, a place reminding structure is arranged on the test barrel, which facilitates use of the test barrel for the user and achieves sealing reminding. Further, the test result is accurate, the reusage rate is high, and cleaning is convenient.

Abstract: Flow cells and corresponding methods are provided. The flow cells may include a support frame with top and back sides, and at least one cavity extending from the top side. The flow cells may include at least one light detection device with an active area disposed within the at least one cavity. The flow cells may include a support material disposed within the at least one cavity between the support frame and the periphery of the at least one light detection device coupling them together. The flow cells may include a lid extending over the at least one light detection device and coupled to the support frame about the periphery of the at least one light detection device. The lid and at least a top surface of the at least one light detection device form a flow channel therebetween.

Abstract: The present invention provides self-contained systems for performing an assay for determining a chemical state, the system including a stationary cartridge for performing the assay therein, at least one reagent adapted to react with a sample; and at least one reporter functionality adapted to report a reaction of the at least one reagent with said sample to report a result of the assay, wherein the at least one reagent, the sample and the at least one reporter functionality are contained within the cartridge.

Abstract: A microfluidic package may include a fluid passage, a substrate having a substrate surface adjacent an interior of the fluid passage and components inset in the substrate, the components having component surfaces adjacent the fluid passage and substantially flush with the substrate surface.

Abstract: The present disclosure relates to methods and apparatus for measuring of multiple physiological properties of biological samples, such as measuring biological flux.

Abstract: A fluidic card assembly (1) comprises an inlet (20) for introducing a fluid to the fluidic card assembly (1), a turbulent flow portion (30) downstream of the inlet (20), the turbulent flow portion (30) comprising a widening fluid channel (31) whereby a fluid introduced via the inlet (20) channel undergoes turbulence, and a laminar flow portion (40) downstream of the turbulent flow portion (30). The laminar flow portion (40) is configured to allow fluid passing from the turbulent flow portion (30) into the laminar flow portion (40) to establish a laminar flow pattern, and is configured to house a biochip (44) such that a fluid in the laminar flow portion (40) may be in contact with the biochip (44).

Abstract: Systems and methods for conducting designated reactions utilizing a base instrument and a removable cartridge. The removable cartridge includes a fluidic network that receives and fluidically directs a biological sample to conduct the designated reactions. The removable cartridge also includes a flow-control valve that is operably coupled to the fluidic network and is movable relative to the fluidic network to control flow of the biological sample therethrough. The removable cartridge is configured to separably engage a base instrument. The base instrument includes a valve actuator that engages the flow-control valve of the removable cartridge. A detection assembly held by at least one of the removable cartridge or the base instrument may be used to detect the designated reactions.

Abstract: Disclosed herein is a system to detect and characterize individual particles and cells using at least either optic or electric detection as the particle or cell flows through a microfluidic channel. The system also provides for sorting particles and cells or isolating individual particles and cells.

Abstract: A reagent for extracting immunosuppressant drugs from a whole blood sample for immunoassay includes protein denaturant, proteolytic enzyme, surfactant and pH buffer. A method and an immunoassay kit for detection of the immunosuppressant concentration in a whole blood sample uses the extraction reagent. The extraction reagent doesn't need the use of organic solvent as that in the traditional extraction methods, therefore the adverse effects of the organic solvent on the antibody activity in a detection system and the other relative defects associated to its use are obviated. The drug extraction process doesn't need centrifugation, as the processed sample can be directly applied for immunoassay. The operation for drug extraction is simple, and the detection result based on this extraction method is accurate.

Abstract: A fluid handling device includes: an introduction part configured to introduce liquid; an ejection part configured to eject liquid; a channel including one end connected to the introduction part and another end connected to the ejection part; and a valve disposed at the channel. An inner surface of the introduction part has water-repellency, and an inner surface of the ejection part and at least a part of an inner surface of the channel do not have water-repellency.

Abstract: A bio sample collection device including: a housing; a cap part detachably fastened to the housing, and including a bio sample collector for collecting a bio sample; and a bio sample processing liquid storage unit storing bio sample processing liquid, the bio sample processing liquid storage unit being formed to be broken when the cap part is combined with the housing after bio sample is collected so that the bio sample processing liquid is mixed with the bio sample.

Abstract: A method to monitor and control the temperature of a sample holder of a laboratory instrument during execution of a temperature profile on the sample holder is presented. The laboratory instrument comprises a sample holder with high temperature uniformity and at least three identical temperature sensors. The measured actual temperatures of the sample holder are processed in order to determine if the execution of the temperature profile should be continued or aborted. Furthermore, temperature sensors which measure actual temperatures that do not fulfil certain requirements are excluded from further monitoring and controlling the temperature of a sample holder.

Abstract: Devices, kits, and methods are disclosed for use in detecting a concentration of an analyte of interest in a patient's liquid test sample. The devices, kits, and methods employ the use of one or more solid reagent zones that includes at least one analytical reagent for detection of an analyte of interest. The solid reagent zone(s) also includes at least one dye for determining whether results obtained from the diagnostic assay for the at least one analyte of interest are biased or inaccurate due to a loss of volume of a liquid reagent during the dispensing of the liquid reagent.

Abstract: A generic point of care based portable device and method thereof as a platform technology for detecting pathogenic infection via nucleic acid based testing achieving sample-to-result integration, comprising the following interconnected stand-alone modules: a thermal unit for executing piece-wise isothermal reactions in a pre-programmable concomitant fashion without necessitating in-between operative intervention; a colorimetric detection unit seamlessly interfaced with smartphone-app based analytics for detecting the target analyte.

Abstract: An automated analyzer system for biological samples is provided and includes a sample processing system and a controller configured to receive a selection of one of multiple workflows for determining a presence and/or concentration of an analyte in a biological sample and prompt the automated analyzer system to automatically carry out the selected workflow using the sample processing system and output a result classifying the biological sample.

Abstract: Disclosed in one example is an apparatus including a substrate, a sensor over the substrate including an active surface and a sensor bond pad, a molding layer over the substrate and covering sides of the sensor, the molding layer having a molding height relative to a top surface of the substrate that is greater than a height of the active surface of the sensor relative to the top surface of the substrate, and a lidding layer over the molding layer and over the active surface. The lidding layer and the molding layer form a space over the active surface of the sensor that defines a flow channel.

Abstract: An apparatus may include a first microfluidic valve coupled between a first reservoir and a fluid channel. The first microfluidic valve may include a fluid agitator to break a meniscus formed at an air-fluid interface and release fluid from the first reservoir into the fluid channel in response to an electrical signal. The apparatus may also include a second microfluidic valve coupled between a second reservoir and the fluid channel. Fluid from the first reservoir and fluid from the second reservoir mix in the fluid channel.

Abstract: An apparatus and method disperse particles suspended in a fluid with an obstacle field in the flow path of the fluid. The particles may be dispersed after an interaction with obstacles in the obstacle field. The obstacle-particle interactions may result in an asymmetrical particle shift in which the particles are dispersed in an asymmetrical manner relative to the obstacle and the fluid flow. Obstacles are arranged to separate particles flowing through the device based on individual obstacles having properties that are asymmetrical and are oriented and aligned for the separation.

Abstract: The present disclosure provides, in part, a microfluidic apparatus for detecting target molecules. More specifically, the present disclosure relates to a protein microarray-integrated microfluidic system for detecting target molecules.

Abstract: The present invention provides devices and systems for use at the point of care. The methods devices of the invention are directed toward automatic detection of analytes in a bodily fluid. The components of the device are modular to allow for flexibility and robustness of use with the disclosed methods for a variety of medical applications.

Abstract: A reagent composition for releasing vitamin D compounds bound to vitamin D-binding protein and an in vitro method for the detection of a vitamin D compound in which the vitamin D compound is released from vitamin D-binding protein by the use of this reagent composition as well as the reagent mixture obtained in this manner. Also disclosed is the use of the reagent compositions to release vitamin D compounds as well as a kit for detecting a vitamin D compound.

Abstract: Test devices to detect pregnancy in a human female subject are provided. In various embodiments, test devices include an assay means to measure the absolute or relative amount of hCG in a sample from the subject; an assay means to measure the absolute or relative amount of FSH in a sample from the subject; and an assay means to measure the absolute or relative amount of one or more progesterone metabolites in a sample from the subject.

Abstract: A microchip includes a cell accepting section, a lysis solution chamber and a lysis reaction chamber. The cell accepting section accepts cells obtained from a subject. The lysis solution chamber stores lysis solution for lysis of the cells. The lysis reaction of the cells is executed in the lysis reaction chamber.

Abstract: The present invention provides devices and systems for use at the point of care. The methods devices of the invention are directed toward automatic detection of analytes in a bodily fluid. The components of the device are modular to allow for flexibility and robustness of use with the disclosed methods for a variety of medical applications.

Abstract: Systems, methods, and media for laboratory benefit services are disclosed. Embodiments of the present invention provide systems, methods, and media that enhance the quality of health care related services to a patient, thereby enhancing patient care. In an embodiment, the present invention provides systems, methods and media that present a health care provider with information to support a decision, for example, a decision relating to a test, or tests, for a patient. In addition, or in additional embodiment, the present invention provides systems, methods and media that present information relating to a patient's health plan to advantageously facilitate a health care provider's knowledge and use of a patient's health plan information.

Abstract: Devices, kits, and methods for dispensing at least two liquid reagents for use in analyte(s) detection assays are disclosed.

Abstract: A sample collection device for a fluid includes: a substantially disk-shaped body having a periphery; a capillary channel extending through the body and bounded by the periphery, having a first end and a second end, wherein the first end is adapted to draw the fluid into the channel by capillary action; a sample collection well located in the vicinity of the second end and in fluid communication with the capillary channel; and an axis of rotation extending through the center of the disk and which is substantially perpendicular to the major surface of the disk-shaped body. In a preferred embodiment, the sample collection device is adapted to rotate about the axis of rotation within a cartridge having a housing comprising an air vent in fluid communication with the capillary channel when the disk is rotated in a first position.

Abstract: This disclosure describes microfluidic tissue biopsy and immune response drug evaluation devices and systems. A microfluidic device can include an inlet channel having a first end configured to receive a fluid sample optionally containing a tissue sample. The microfluidic device can also include a tissue trapping region at the second end of the inlet channel downstream from the first end. The tissue trapping region can include one or more tissue traps configured to catch a tissue sample flowing through the inlet channel such that the fluid sample contacts the tissue trap. The microfluidic device can also include one or more channels providing an outlet.

Abstract: A microchip comprises a DNA analysis part configured to analyze DNA, which comprises at least a cell lysis chamber for cell lysis and a DNA extraction chamber which is connected to the cell lysis chamber and configured to extract DNA from lysed cells, and a DNA preservation part which is connected to the DNA analysis part via a flow path and configured to preserve a partial portion of a DNA sample.

Abstract: Disclosed is a chip.

Abstract: An interface is provided for storing microfluidic samples in a nanoliter sample chip. A fluid access structure provides a fluid access region to a selected subset of sample wells from an array of sample wells. A fluid introduction mechanism introduces a sample fluid to the fluid access region so that the sample wells in the selected subset are populated with the sample fluid without the unselected sample wells being populated with the sample fluid.

Abstract: Described herein are microfluidic devices and methods that can separate and concentrate particles in a sample.

Abstract: The present invention provides a microporous membrane for detecting at least one target analyte in a sample. The membrane includes an array that comprises at least one capture element and at least one control element printed on the membrane surface, at least one capture element corresponding to and being able to bind a target analyte, the plurality of control elements, when present including: i) at least one fiduciary marker, ii) at least one negative control to monitor background signal, iii) at least one negative control to monitor assay specificity, iv) at least one positive colorimetric control, and v) at least one positive control to monitor assay performance or any combination thereof.

Abstract: Flow cells and corresponding methods are provided. The flow cells may include a support frame with top and back sides, and at least one cavity extending from the top side. The flow cells may include at least one light detection device with an active area disposed within the at least one cavity. The flow cells may include a support material disposed within the at least one cavity between the support frame and the periphery of the at least one light detection device coupling them together. The flow cells may include a lid extending over the at least one light detection device and coupled to the support frame about the periphery of the at least one light detection device. The lid and at least a top surface of the at least one light detection device form a flow channel therebetween.

Abstract: The present invention provides devices for real-time, continuous, detection of spoilage and freshness of food products.

Abstract: In some aspects, the present disclosure relates to a method for identifying the type of the unit by camera.