B01L2300/0851

Systems, devices and methods for cell capture and methods of manufacture thereof

Embodiments of the current disclosure are directed to systems, methods and apparatus for evaluating single cell secretion profiles. In some embodiments, the apparatus may be configured to analyze substances expressed by a biological cell and may include a first compressible substrate, and a second substrate configured for removable sealing attachment with the first substrate. In some embodiments, upon attachment of the second substrate with the first substrate, an assembly is formed such that the open side of the plurality of chambers are covered by the second substrate, and a portion of each of the plurality of capture areas are exposed in each of the chambers.

Assay for vapor condensates

The present invention relates to provide, among other things, the methods, devices, and systems that can simply and quickly collecting and analyzing a tiny amount of vapor condensates (e.g. exhaled breath condensate (EBC)).

ELECTRONICALLY-CONTROLLED DIGITAL FERROFLUIDIC DEVICE AND METHOD FOR SCALABLE AND ADDRESSABLE BIOANALYTICAL OPERATIONS

An electronically-controlled digital ferrofluidic device is disclosed which employs a network of individually addressable coils in conjunction with one or more movable permanent magnets, where each moveable permanent magnet delivers the designated fluid manipulation-based tasks. The underlying mechanism facilitating fluidic operations is realized by addressable electromagnetic actuation of miniaturized mobile magnets that exert localized magnetic body forces on droplets filled with magnetic nanoparticles. The reconfigurable, contactless, and non-interfering magnetic-field operation properties of the underlying actuation mechanism allow for the integration of passive and active components to implement advanced and diverse operations with high efficiency (e.g., droplet sorting, dispensing, generation, merging, mixing, filtering, and analysis).

DEVICES AND METHOD FOR MULTI-WELL PLATE LIQUID DISTRIBUTION
20220379298 · 2022-12-01 ·

Devices and methods for multi-well plate liquid distribution are provided. Devices herein provide a plurality of dispensing stations configured to receive and dispense or disburse liquid to the wells of a multi-well plate. The dispensing stations include dispensing surfaces configured to receive liquid droplets dispensed by manual or automatic pipettes. The dispensing surfaces are configured to retain received liquids until force is applied and distribution to the wells of the multi-well plate occurs. Devices and methods provided herein increase the consistency of laboratory results in procedures requiring liquid distribution.

Systems and methods for conducting electrochemical impedance spectroscopy

A system for measuring electrical characteristics of bioparticles is described. The system comprises an incubator for performing electrochemical measurements in a defined environment and a substrate holder positioned in said incubator for holding a substrate comprising a plurality of wells. The system is furthermore configured for continuously or regularly measuring electrochemical data. The system also comprises a processing means for comparing the continuously or regularly measured electrochemical data with reference data and for determining a moment for adding an active compound based on said comparison.

Solid reagent containment unit, in particular for a portable microfluidic device for sample preparation and molecule analysis

A solid reagent containment unit is formed by a support; a frame body fixed to the support and delimiting internally, together with the support, an analysis volume; a reagent-adhesion structure within the analysis volume; and at least one reagent cavity, which extends within the reagent-adhesion structure. The reagent-adhesion structure is of an adhesion material embossable at temperatures lower by 6-8° C. than its own melting point and has a melting point such as not to interfere with the analysis. The reagent cavity forms a retention wall, laterally surrounding the reagent cavity, and houses dried reagents. The adhesion material is chosen among wax, such as paraffin, a polymer, such as polycaprolactone, a solid fat, such as cocoa butter, and a gel, such as hydrogel or organogel.

MOBILE PHASE SUPPLY DEVICE WITH FLUIDICALLY NORMALLY CLOSED PORT AND CAP DEVICES

A mobile phase supply device, for supplying a mobile phase for a sample separation apparatus for separating a fluidic sample, includes a fluidically normally closed cap device configured to be mounted on a mobile phase container containing a mobile phase, and a fluidically normally closed port device configured for being mechanically connected with the cap device in such a way that, upon establishing a mechanical connection between the port device and the cap device, both the port device and the cap device are converted into a fluidically opened configuration.

BIOLOGICAL TEST CASSETTES AND MEDICAL TEST SYSTEMS
20220371007 · 2022-11-24 ·

The present disclosure relates to a biological test cassette and a medical test system, the biological test cassette comprising a support, a cassette body, a chip, a first connecting tube and a second connecting tube. The support is provided with a first via hole. The cassette body is provided with a second via hole corresponding to the position of the first via hole, mounted on a top surface of the support, and further provided with a pretreatment chamber and a first flow channel in communication with the pretreatment chamber. The chip is slidably provided on a bottom surface of the support, and provided with an analyzing and processing chamber and a second flow channel in communication with the analyzing and processing chamber. The second connecting tube can be freely bent and deformed during the process of pulling the chip out from or pushing the chip back into the support.

Microfluidic device including an amplification reaction chamber

A microfluidic system is intended for the analysis of a biological sample containing biological species. The system includes an optical detection device having a source configured to emit an optical signal and at least one sensor having a capture surface defining an optical signal reading zone. The system also includes a microfluidic device having a support in which an amplification chamber, in which an amplification reaction can be carried out, is made, and having an input channel opening into the amplification chamber. The amplification chamber includes at least one first zone located in the sensor reading zone and at least one protuberance forming a recess intended to receive a compound for internal control of the amplification reaction and arranged to be located outside the sensor reading zone or configured to be opaque to said optical signal.

Multiwell device and method of use

Multiwell devices and methods of filtration using the multiwell devices are disclosed.