B01L2200/16

Fluid retention plates and analysis cartridges
11517898 · 2022-12-06 · ·

Fluid storage containers and analysis cartridges for use in assay processes are presented. In addition, systems comprising such storage containers and analysis cartridges and methods of using such containers and cartridges are presented as well. In specific embodiments, fluid storage containers are configured to be coupled to analysis cartridges in a first stage and a second stage.

Integrated optoelectronic read head and fluidic cartridge useful for nucleic acid sequencing

A detection apparatus having a read head including a plurality of microfluorometers positioned to simultaneously acquire a plurality of the wide-field images in a common plane; and (b) a translation stage configured to move the read head along a substrate that is in the common plane. The substrate can be a flow cell that is included in a cartridge, the cartridge also including a housing for (i) a sample reservoir; (ii) a fluidic line between the sample reservoir and the flow cell; (iii) several reagent reservoirs in fluid communication with the flow cell, (iv) at least one valve configured to mediate fluid communication between the reservoirs and the flow cell; and (v) at least one pressure source configured to move liquids from the reservoirs to the flow cell. The detection apparatus and cartridge can be used together or independent of each other.

Integrated tubular reaction device

The invention relates to an integrated tubular reaction device, which comprises a reaction vessel, a reaction vessel including at least two tubular chambers, a channel connecting at least two tubular chambers and an opening; a cover body, which can be worked with the opening, and a cover body including a through hole; a seal, which includes a sealing plug which can be worked with the through hole. The integrated tubular reaction device solves the problem of contamination of reaction products in the process of multiple or multi-step biological enzyme reaction, and can realize multiple or multi-step biological enzyme reactions in the same device.

Cartridge with laminated manifold
11565252 · 2023-01-31 · ·

A circuit with electrical interconnect for external electronic connection and sensor(s) on a die are combined with a laminated manifold to deliver a liquid reagent over an active surface of the sensor(s). The laminated manifold includes fluidic channel(s), an interface between the die and the fluidic channel(s) being sealed. Also disclosed is a method, the method including assembling a laminated manifold including fluidic channel(s), attaching sensor(s) on a die to a circuit, the circuit including an electrical interconnect, and attaching a planarization layer to the circuit, the planarization layer including a cut out for the die. The method further includes placing sealing adhesive at sides of the die, attaching the laminated manifold to the circuit, and sealing an interface between the die and fluidic channel(s).

Microfluidic Detection Strip Chip and Preparation and Method Thereof
20230234047 · 2023-07-27 ·

A microfluidic detection strip chip for multiple indicator detection of microsample and method thereof are disclosed. The microfluidic detection strip chip includes a substrate, a plurality of microfluidic pipes, and a plurality of reagent blocks, the microfluidic pipes and the reagent blocks arranged in a lattice are arranged on the substrate for detection of enzyme, chemistry, protein, polypeptide, amino acid, nucleic acid, and exocrine components in samples. The microfluidic pipes and reagent blocks are made using micro processing technology, and the reagent blocks are printed to the lattice array grooves constructed by the substrate and microfluidic pipes, thus realizing an analysis and detection effect of multiple indicators of microsample.

SYSTEM COMPRISING AN APPARATUS AND A CARTRIDGE FOR ASSAY MEASUREMENT

An apparatus (1) for detecting the presence and/or the quantity of a target component in a biological fluid in an integrated assay cartridge (52) of predetermined configuration, the assay cartridge comprising a capture component (22) at a predetermined location in the assay cartridge, the apparatus comprising: a detector (12)for detecting the amount of light scattered, transmitted or emitted by the sample to provide an indication of the presence and/or the quantity of the target component within the sample; three location positions (30), the three positions defining a location along the optical path of the detector on which to locate the cartridge of a predetermined size; wherein location positions are configured such that the capture component of the assay cartridge is located, in use, at the focal plane of the detector. Measures to ensure quality control may also be provided.

IDENTIFICATION OF MICROBIAL CONTAMINATIONS OR INFECTIONS IN LIQUID SAMPLES BY RAMAN SPECTROSCOPY

The present invention relates to vitro method for analysing a liquid sample as to the presence, identity and properties of microbes comprising: a) isolating microbes from the liquid sample; b) analysing said microbes spectroscopically by means of spontaneous Raman spectroscopy; and c) determining antibiotic susceptibility of said microbes spectroscopically by means of spontaneous Raman spectroscopy. The present invention also refers to device for analysing a liquid sample as to the presence, identity and properties of microbes, wherein the device comprises as a first unit (i) a chip comprising a filtering unit and an antibiotics exposure unit capable of determining the susceptibility of microbes to an antibiotic; as a second unit (ii) a Raman spectroscopy system; and as a third unit (iii) an evaluation module which is coupled to the Raman spectroscopy system.

Container Having Reinforced Sealing Properties
20230026497 · 2023-01-26 ·

The invention relates to a sealed container (1) comprising a flange (5, 6) that delimits a through-passage having an axial axis in the container, a door (7) movably mounted on the flange (5, 6), and a first annular seal (13) located between the flange (5, 6) and the door (7), the flange, the door and the first seal forming a sealed connection device that can be connected to a complementary connection device on a sterile enclosure by bayonet connection means in order to allow sterile communication between the sealed container and the sterile enclosure, characterized in that the container (1) includes a protective cover (20) on the connection device, said protective cover being forcibly clipped onto the container, and in that the container further includes contact pressure means arranged between the protective cover (20) and the connection device so as to apply contact pressure to the connection device in the axial direction proportional to the clipping force.

CONTRACTILE TISSUE-BASED ANALYSIS DEVICE

A contractile tissue-based analysis device is provided, in which a strip of contractile tissue is supported by support structure. The support structure comprises a substantially planar base element, and first and second support pillars extending from said base element. An optical detection device is arranged on the side of the base element opposite to said support pillars, and is arranged to capture image data from at least one of the head portions of the support pillars. The motion of the support pillars induced by the strip of contractile tissue can thus be captured from below, i.e. through the planar base element.

Assembly for Optically Preconditioning an Optically Activable Biological Sample
20230028563 · 2023-01-26 ·

An assembly for optical preconditioning of an optically activatable biological sample comprising of cells suspended in a liquid, with a reservoir which stores the sample from which the sample are conveyed a conveying unit through a hollow channel sequentially one after the other. An illumination unit illuminates the cells contained in the sample which flow through the hollow channel at a flow rate that can be specified by the conveying unit as set by a controllable illumination intensity and illumination period and at least one of a cell analysis and sorting device in fluid communication downstream of the hollow channel.