Abstract: Highly efficient and rapid filtration-based concentration devices, systems and methods are disclosed with a rotary distribution valve connected to a syringe pump which maintains control and flow of various fluids to a sample through a retentate port.

Abstract: According to the disclosure, a target analyte detection cartridge includes a sample chamber into which sample is inserted, a metering chamber connected to the sample chamber to meter a predetermined amount of sample, a mixing chamber connected to the metering chamber to receive a magnet bead, and a waste chamber connected to the metering chamber. The metering chamber has one side connected to each of the sample chamber and the mixing chamber and another side connected to the waste chamber. A first pneumatic flow path to which pneumatic pressure is provided is connected to a waste flow path that joins the other side of the metering chamber to connect the metering chamber and the waster chamber.

Abstract: A sample processing apparatus, comprising: a housing (101) having at least one chamber, and a valve body (301), the valve body (301) being coupled to the housing (101), the valve body (301) having a fluid displacement chamber (3012), a fluid port (3013), and a fluid channel (3014) fluidly connecting the fluid displacement chamber (3012) and the fluid port (3013), the fluid displacement chamber (3012) being coupled to a pressure adjustment member (1027), and the pressure adjustment member (1027) being configured to change a pressure within the fluid displacement chamber (3012); the valve body (301) being adjustable with respect to the housing (101), such that the fluid port (3013) of the valve body (301) is selectively in fluidic communication with the at least one chamber of the housing (101).

Abstract: The application provides devices, kits and methods for a streamlined lateral flow assay for sample preparation, optional amplification, and detection of a target nucleic acid using programmable nuclease reagents.

Abstract: A protective cover is for use with a measurement device. The measurement device is provided with an insertion aperture for insertion of a test strip onto which a liquid sample is spotted. The protective cover is inflected such that a rear face side thereof is recessed to match the shape of an end portion of the measurement device at which the insertion aperture is disposed. The protective cover is provided with an opening portion at which the test strip is insertable. A first drawing portion is provided at a rear face side lower edge of the opening portion. The first drawing portion draws the liquid sample by capillary force.

Abstract: A measurement system including a housing that includes a related information acquisition sensor that acquires related information which is information related to measurement of a measurement target and a display light source that generates display light which is light corresponding to the related information acquired by the related information acquisition sensor, and a measurement device that includes a correspondence relationship storage that stores a correspondence relationship between the related information and the display light in advance, a camera that images the display light to acquire an image, and an information specifying unit that analyzes the image to identify the display light, applies the identified display light to the correspondence relationship stored in the correspondence relationship storage, and specifies the related information.

Abstract: This patent application describes an integrated apparatus for processing polynucleotide-containing samples, and for providing a diagnostic result thereon. The apparatus is configured to receive a microfluidic cartridge that contains reagents and a network for processing a sample. Also described are methods of using the apparatus.

Abstract: A method of manufacturing a laminate microfluidic device is described herein. Also described is the microfluidic device manufactured via the method of the disclosure, as well as use of the device to perform an assay. The laminate device includes a substrate layer, an adhesive layer having a cured adhesive with one or more channels or recesses formed therein, and a top layer.

Abstract: A method (200) for producing a microfluidic apparatus (100) according to one or more design constraints. The method comprises: providing (210) a first substrate (110) comprising multiple fluid channels (120), wherein the channels have an inlet (123) and an outlet (124); implementing (220) a configuration of connecting channels (150) on at least one second substrate (140) depending on the specified design constraints of the microfluidic apparatus (100); such that by aligning (230) the first substrate with the at least one second substrate, at least some inlets and outlets of the fluid channels of the first substrate are connected to the connecting channels (150) and a microfluidic device (100) complying with the one or more design constraints is obtained.

Abstract: A biological particle enrichment apparatus and a pico-droplet generator thereof are provided. The pico-droplet generator includes a container, a hollow needle connected to the container, a first piezoelectric member disposed on the container, and a second piezoelectric member disposed on the hollow needle. The container can receive a liquid specimen having biological particles. The hollow needle and the container are fluid communicated with each other, and an inner diameter of the container is within a range from 5 times to 30 times of an inner diameter of the hollow needle. The first piezoelectric member is annularly disposed on a surrounding lateral side of the container, and enables the biological particles in the container to move along a direction away from the surrounding lateral side by vibrating the container. The second piezoelectric member can squeeze the hollow needle, so that the liquid specimen flows outwardly to form a pico-droplet.

Abstract: An apparatus for collecting a sample fluid includes a base part with sample well plate with cavity having plurality of holes fluidically connecting first side and second side of cavity. The cavity is configured to accommodate sample collection part of sample stick on first side of cavity. The base part has microfluidic plate configured to channelize flow of at least a part of sample fluid received via plurality of holes towards at least one sensor coupled to microfluidic plate; and plurality of electrical connectors connected to at least one sensor. Moreover, the apparatus has lid part coupled to base part, lid part having compressible region configured to receive first amount of external force thereon and exert pressure over sample collection part to enable flow of sample fluid towards at least one sensor.

Abstract: An integrated sampling sealed reagent box is disclosed. The reagent box includes a testing box, sampling probe, piston cap, and reagent vial. There is a test strip set inside the testing box. The sampling probe is set at the first end of the reagent box. The piston cap has a load-bearing chamber, and a sealing structure is provided at the opening of the load-bearing chamber. The piston cap is sealed and connected to the first end of the testing box through the sealing structure. The reagent vial is located in the bearing chamber and is used to hold testing reagents. The mouth of the reagent vial is lower than the opening of the piston cap. The integrated sampling sealed reagent box fixes the reagent vial in the bearing chamber, the mouth of the reagent vial is lower than the opening of the piston cap, and a sealing structure is set.

Abstract: In a method and a cartridge for carrying out a reaction between a sample fluid and at least one reagent, in particular for carrying out LAMP assays, the cartridge includes at least one channel pair including a sample channel into which a sample fluid can be introduced and a reagent channel into which a reagent fluid can be introduced, the sample channel and the reagent channel being disposed so as to intersect one another whereby sample fluid can be transferred from an intersecting region into the reagent channel.

Abstract: According to the disclosure, a target analyte detection cartridge includes a sample chamber into which sample is inserted, a metering chamber connected to the sample chamber to meter a predetermined amount of sample, a mixing chamber connected to the metering chamber to receive a magnet bead, and a waste chamber connected to the metering chamber. The metering chamber has one side connected to each of the sample chamber and the mixing chamber and another side connected to the waste chamber. A first pneumatic flow path to which pneumatic pressure is provided is connected to a waste flow path that joins the other side of the metering chamber to connect the metering chamber and the waster chamber.

Abstract: An example apparatus comprises includes a first reservoir to store a biologic sample containing a cell, a microfluidic channel fluidically coupled to the first reservoir, and circuitry. The microfluidic channel includes a constriction region including a first circumference that is attenuated from remaining portions of the microfluidic channel, and a fluidic pump disposed within the microfluidic channel. The circuitry is to activate the fluidic pump to direct flow of the cell from the first reservoir to the microfluidic channel and through the constriction region.

Abstract: According to the disclosure, a target analyte detection cartridge includes a sample chamber into which sample is inserted, a metering chamber connected to the sample chamber to meter a predetermined amount of sample, a mixing chamber connected to the metering chamber to receive a magnet bead, and a waste chamber connected to the metering chamber. The metering chamber has one side connected to each of the sample chamber and the mixing chamber and another side connected to the waste chamber. A first pneumatic flow path to which pneumatic pressure is provided is connected to a waste flow path that joins the other side of the metering chamber to connect the metering chamber and the waster chamber.

Abstract: A massively parallel microfluidic chip is provided having a plurality of sections that are stacked or layered along a stacking direction to form a plurality of microchannels at least partially oriented to flow along the stacking direction. The plurality of sections can include a transfer section for introduction of sample fluid including particles, a particle focusing section configured to focus the particles in the sample fluid, and an actuation section including a plurality of interrogation regions and a plurality of actuators. Each interrogation region and actuator is associated with at least one microchannel in the plurality of microchannels. The arrangement of the microfluidic channels along the stacking direction enables an extremely high packing density of channels and interrogation regions on a single chip to provide massively parallel processing of particles.

Abstract: The planetary outbreak of COVID-19 has led to a substantial death toll and has hindered the functioning of modern society. This underlines the importance of accurate, cost-effective serological antibody tests and point-of-care diagnostics to monitor the viral spread and to contain pandemics and endemics. This requires a cost-effective three-dimensional nanofluidic device for rapid and multiplexed detection of viral antibodies. The device is configured to size-dependently immobilize particles at predefined positions from a multiparticle mixture, giving rise to distinct trapping lines. It is shown with the device that distinctive lines can be used as an on-chip and on-bead fluorescent linked immunosorbent assay for the detection of immunoglobulin G (IgG) antibodies against the receptor-binding domain of SARS-CoV-2 in human serum.

Abstract: Disclosed are methods and devices for sensing the presence of aqueous droplets on digital microfluidic devices.

Abstract: Various examples are provided related to slide preparation. In one example, a slide preparation apparatus includes a support surface, an upper surface opposite the support surface, and a sample tube holder. The upper surface can include a slide channel extending to a stop, a fiducial mark disposed in the slide channel, and a support bar extending across the slide channel. The sample tube holder can secure a sample tube in a vertical position adjacent to an end of the upper surface adjacent to the stop. When a syringe is supported by a sample tube positioned in the sample tube holder, a needle of the syringe can be aligned with the fiducial mark when it is seated in a guide groove of the support bar.

Abstract: Systems, methods, and apparatus for sample testing, including biochemical testing for pathogens, biomarkers, or nucleic acids, are provided. These systems, methods, and apparatus may permit asynchronous testing of two or more samples. The apparatus may include a test reaction cap configured to permit sample testing, including instances in which the test reaction cap is coupled to a sample container. The systems, methods, and apparatus may permit testing of a fluid in a sample container using a heating unit with optical detection of sample test results.

Abstract: This disclosure describes various reaction vessel configurations that include a housing component; a reaction chamber defined by the housing component; and a light absorbing layer conforming to a portion of an interior-facing surface of the housing component that defines the reaction chamber, the light absorbing layer comprising multiple discrete regions. An energy source may direct light at one or more of the discrete regions of the light absorbing layer so as to heat the discrete regions and ultimately heat a solution within a reaction chamber.

Abstract: The present invention describes a base module (100) and a tray insert (200, 300, 400) of a multipurpose tray (100) for an automated processing system, such as an analytical, pre-analytical or post-analytical processing system, as well as to a multipurpose tray comprising such base module and such tray insert, wherein the tray insert can be particularly used for holding a plurality of reagent or sample tubes to be processed in the automated processing system. The present invention further relates to a method of simplified loading/unloading of such a multipurpose tray into/from the automated processing system.

Abstract: A slide tray slot is provided. The slide tray slot includes a slot body; a light source generator provided on one inner surface of the slot body; a light source detection sensor capable of detecting a light source emitted from the light source generator; and a plurality of slide tray compartment parts arranged in a vertical stack between the light source generator and the light source detection sensor. The light source generator emits the light source in the direction of the vertical stack in which the plurality of slide tray compartment parts are arranged.

Abstract: A pipette tip system for use with a plurality of pipette tips is disclosed that includes a support card connected to a base, wherein the base comprises an interlocking structure constructed to mate with an adjacent base. This unique base can be used with the several embodiments disclosed herein.

Abstract: Disclosed herein are scientific instrument support systems, as well as related methods, computing devices, and computer-readable media. For example, in some embodiments, a scientific instrument support apparatus, includes timing logic to determine a maximum time without wetting for a syringe; and rinsing logic to control an autosampler to rinse the syringe when the maximum time without wetting is reached.

Abstract: The invention relates to a crusher unit (10), in particular an impact crusher, having an impact rotor (11), having at least one swivel-mounted impact rocker (20), wherein a crushing gap (15) is formed between the impact rotor (11) and the impact rocker (20), wherein the impact rocker (20) can be swiveled along an adjustment path by means of at least one gap-adjusting means (30) to set a gap width of the crushing gap (15), wherein the impact rocker (20) is mounted such that its weight force acts in the direction of a reduction of the crushing gap (15). For a high degree of operational safety, the crushing gap can be readjusted during operation in that at least one retaining device (50) is provided, which uses a retaining force to flexibly counteract a swiveling of the impact rocker (20) in the direction of the impact rotor (11). The invention also relates to a method for setting the crushing gap (15) of a crusher unit (10).

Abstract: A rotor for a comminution apparatus that is arranged to launch material to be comminuted towards a surface, such as an anvil or an autogenous layer of crushed material. The rotor includes a frame including an upper plate, a lower plate and wall elements extending between the upper plate and the lower plate. The rotor further includes an inlet opening in the upper plate and an outlet located between the upper plate and the lower plate. An uppermost surface of the frame and a lowermost surface of the frame have a greater hardness than the rest of the frame such that additional wear protection elements may be omitted at those uppermost and lowermost surfaces.

Abstract: A material processing unit has a movable tool accommodated in a housing. The housing includes a housing part which can be moved between an open position and a closed position relative to a further housing part. A safety device prevents any opening of the housing when the tool is driven and/or prevents any driving in the open position. The safety device includes at least two actuators and a controller. A first actuator locks the housing part in the closed position. A second actuator causes, supports and/or permits a movement of the housing part. Sensors are assigned to the actuators. A controller is designed to control the drive and the actuators and to receive the actuation states detected by the sensors. A method for opening/closing a housing of a material processing unit is also provided.

Abstract: A bearing arrangement of a horizontal grinding mill with a drum includes a first bearing device and a second bearing device, the drum being supported in rotation by the first and second bearing devices. The bearing arrangement further includes a load determiner that determines a load applied on the first bearing device and fill rate determiner that determines a fill rate of the drum during normal operation of the horizontal grinding mill from a first relationship determined during a calibration period. The first relationship correlates the fill rate of the drum to the determined load applied on the first bearing device.

Abstract: Gypsum granules to which wasted gypsum boards are crushed are stored in a silo and discharged from the silo smoothly. Wasted gypsum boards are crushed to gypsum granules and are stored in a silo. A plurality of screw conveyors is provided at the bottom of the silo, and the gypsum granules in the silo are discharged toward outside of the silo by the screw conveyors.

Abstract: The present invention relates to a system for detecting and handling an overload event in a crusher system. The system comprises a crusher system a crusher for comminution of material. The crusher comprises a clamping arrangement, and a clamping pressure sensor configured to measure a clamping pressure of the clamping arrangement. A processing unit communicatively connectable to the clamping pressure sensor, where the processing unit is configured to output an alarm signal and/or an instruction adjust an operation parameter of the crusher system, based on a received clamping pressure signal.

Abstract: Systems and methods for harvesting algae is described herein. The system can include an algae pool containing at least one algae organism; a magnetic particle storage unit adapted or configured to introduce at least one magnetic particle into the algae pool, wherein the at least one magnetic particle binds to the at least one algae organism to form at least one algae conjugate; and an algae harvester, including: at least one magnetic disc adapted or configured to attach, via a surface of the at least one magnetic disc, to the at least one algae conjugate when the at least one algae conjugate comes in contact with the at least one magnetic disc; and at least one scraper adapted or configured to: remove the at least one algae conjugate from the surface of the at least one magnetic disc; and transport the at least one algae conjugate from the algae harvester.

Abstract: An electrostatic precipitator includes: a charging unit configured to charge foreign materials; and a dust collecting sheet configured to collect the foreign materials charged in the charging unit. The dust collecting sheet includes: a first electrode; a second electrode spaced apart from the first electrode to face the first electrode and configured to collect the foreign materials passed through the charging unit; a first power connector connected to the first electrode and configured to apply a voltage to the first electrode; a second power connector connected to the second electrode and configured to apply a voltage to generate a potential difference with respect to the first electrode to the second electrode; and a third power connector connected to the second electrode and configured to heat the second electrode. The third power connector is closer to the second power connector than to the first power connector.

Abstract: A sensor cleaning nozzle includes a nozzle housing including a first end and a second end defining a head portion, and a nozzle system arranged within the nozzle housing. The nozzle system includes a fluid feed member including a fluid feed inlet arranged at the first end and a fluid feed outlet arranged in the head portion. A cleaning nozzle is arranged in the head portion. The cleaning nozzle includes a nozzle inlet is fluidically connected to the fluid feed outlet, a nozzle outlet is exposed at the head portion, and a nozzle bore extends between the nozzle inlet and the nozzle outlet. The nozzle bore converges from the nozzle inlet toward the nozzle outlet along a first nozzle axis and diverges from the nozzle inlet toward the nozzle outlet along a second nozzle axis.

Abstract: A gardening sprayer has a main body, an adjusting valve and an output unit. Both ends of the main body are respectively provided with an input portion and an output portion, a flow channel is provided between the input portion and the output portion, and a flow channel is connected between the input portion and the output portion through the periphery of the main body and is connected with the flow channel with a flow control aperture, so that the flow control aperture provides the adjusting valve for installation. The adjusting valve has a shaft bolt and a positioning sleeve which are put into the flow control aperture from two directions and then docked. Both of the shaft bolt and the positioning sleeve are provided with at least a sealing washer, and a blocking portion and the passing portion with a smaller diameter are formed on the shaft bolt.

Abstract: A multi-mode sprinkler adjustable for part or full circle operation to irrigate a selected area is provided. The sprinkler includes a nozzle for dispensing fluid, a set of gears for rotating the nozzle, and an arc setting mechanism that cooperates with the set of gears. The arc setting mechanism comprises a fixed trip for switching to a first direction for the nozzle and an adjustable trip movable relative to the fixed trip for setting an arc of rotation for the nozzle in the part circle mode. The arc setting mechanism also includes a toggle for engaging the fixed trip and the adjustable trip to switch between a first direction and a second direction when in the part circle mode. In the full circle mode, the adjustable trip is deflected radially outward, and the fixed trip deflects radially outward as it passes the toggle, allowing continuous rotation of the nozzle.

Abstract: A dispenser having a dispensing member connected to a main reservoir containing a first fluid product, the dispensing member communicating with a main axial outlet orifice, and a plurality of secondary reservoirs containing a second fluid product and each having a mobile wall, and a push-button that can be moved along an actuation axis, carrying with it the main outlet orifice. The push-button defines as many secondary outlet orifices as there are secondary reservoirs, the secondary outlet orifices being distinct from the main axial outlet orifice, each secondary outlet orifice being fed from a secondary reservoir in response to the movement of its mobile wall, which movement is brought about by the movement of the push-button along the actuation axis.

Abstract: The disclosure relates to a coating method for coating a component (e.g. motor vehicle body component) with a coating agent (e.g. paint), that includes steps of Defining a pattern on the component surface of the component to be coated, the pattern being a surface area outlined by a contour, and areal coating of the component surface with the coating agent within the contour, sharp-edged coating of the component surface with a coating agent along at least a portion of the contour of the pattern.

Abstract: A cleaning apparatus includes at least one cleaning module configured to treat electronic substrates and a conveyor system configured to transport the electronic substrates through the at least one cleaning module. The at least one cleaning module includes a fluid management system having a manifold coupled to a source of fluid. The manifold includes at least one outlet. The at least one cleaning module further includes an automatic valve coupled to the at least one outlet and to a conduit leading to one or more first spray nozzles and a pressure sensor coupled to the automatic valve. The pressure sensor is configured to measure pressure of fluid flowing through the conduit. The automatic valve is configured to adjust the flow of fluid through the conduit based on the pressure measured by the pressure sensor.

Abstract: The present disclosure is to provide an apparatus for dispensing droplets. Provided is an apparatus for dispensing droplets, the apparatus including: a stage on which a substrate is disposed and spraying holes are disposed; a substrate moving unit for moving the substrate disposed on the stage in a first direction; a droplet dispensing unit disposed in a vertical direction above the substrate; and a droplet dispensing unit moving unit moving the droplet dispensing unit in a second direction, perpendicular to the first direction on a horizontal plane, the apparatus, further including: a distance measuring unit measuring a distance from a substrate in the vertical direction; and a control unit, wherein the control unit measures a distance between the distance measuring unit and the substrate through the distance measuring unit while moving the substrate through the substrate moving unit.

Abstract: A painting apparatus can suppress generation of air bubbles and non-uniform painting thickness on a painted surface during movement of a painting target. The painting apparatus includes at least one spray gun for spraying a paint toward a painting target; a y-axis movable bar connected to the spray gun so as to move the spray gun vertically; an x-axis movable bar connected to the y-axis movable bar so as to move the spray gun horizontally; a paint supply for supplying the paint to the spray gun; and a conveyor unit for transporting the painting target.

Abstract: Provided is a movable electro-hydraulic composite drive spraying robot with a large working space, comprising movable bases, there being a plurality of movable bases cooperatively arranged for bearing a drive rope adjustment module, profile supporting columns in the driving rope adjusting module respectively being fixed on the movable bases, the plurality of movable bases encircling an operating space, a adjustable auxiliary motion platform that is movable being erected in the operating space, a rotary motion platform being arranged below the adjustable auxiliary motion platform, the adjustable auxiliary motion platform and the rotary motion platform being connected by means of a hydraulic push rod, the bottom end surface of the rotary motion platform being provided with a spray gun, and a balance mechanism and a fixed support mechanism for balancing the traction force of the rope and maintaining the balance of the mechanism also being mounted on the movable bases.

Abstract: The disclosure concerns a coating device and a corresponding coating process for coating components, in particular motor vehicle body components, with a coating agent (e.g. paint), with a coating robot with a first printhead which is mounted on the coating robot. The disclosure provides that the first printhead is exchangeably mounted on the coating robot and can be exchanged for a second printhead during a color change. Another variant of the disclosure, on the other hand, provides for a second printhead to be mounted on the coating robot in addition to the first printhead, the two printheads each applying a specific coating agent in order to enable a color change without changing the printhead.

Abstract: A method of texturing a wall or ceiling with non-acoustical joint compound by providing a collapsible bag having an opening at its top and is adapted to contain non-acoustical joint compound for forming a textured coating on the wall or ceiling and providing a spray nozzle having a low pressure input port, a joint compound suction port attached to the opening at the top of the collapsible bag, and an output port for spraying the non-acoustical joint compound. A low pressure stream of air from an air gun attached to the low pressure input port urges a small quantity of the non-acoustical joint compound to be sprayed out of the spray nozzle when the bottom of the collapsible disposable bag is raised above its top to either allow or force the joint compound to flow into the suction port and into the interior of the spray nozzle.

Abstract: A functional film 1 according to an embodiment includes: a substrate (10) containing an acetyl cellulose resin; a primer layer (20) containing a filler (40) and disposed on the substrate (10); and a functional layer (30) containing the filler (40) and disposed on the primer layer (20). The substrate (10) has a permeation layer (12) formed by permeation of the resin contained in the primer layer (20) into part of the substrate (10). The permeation layer (12) has a thickness of 0.1 ?m or more and 3.5 ?m or less. The primer layer (20) has a thickness of 0.1 ?m or more and 1.0 ?m or less. The filler (40) is silica particles having an average particle size of 20 nm or more and 80 nm or less. The filler (40) in the primer layer (20) has a density of ? or more and ¾ or less of the density of the filler (40) in the functional layer (30). The primer layer (20) and the functional layer (30) each contain a resin. The resin component of the primer layer (20) is the same as the resin component of the functional layer 30.

Abstract: An effective bandwidth in a membrane based ultrasonic transducer is improved by a control element (C). The control element (C) is disposed on a first side (10a) of a first membrane (10) of the transducer to increase or decrease a displacement amplitude of the first membrane (10) towards the first side (10a) and/or the opposite, second side (10b). This induces a displacement asymmetry (Za< >Zb) in a motion of the first membrane (10) during a first vibration (V1) of the first membrane (10) to the first side (10a) compared to the second side (10b). The displacement asymmetry may result in improved bandwidth.

Abstract: A vibrator-mounted holder is attached to a casing of a vibration generator which moves a vibrator to generate a vibration when used. The vibrator-mounted holder includes a vibrator, a vibrator retention unit retaining the vibrator, a fixing unit fixed to a casing, and an arm. The vibrator includes a magnet having a plate shape parallel to a horizontal surface and a yoke arranged on the magnet. The arm connects the fixing unit to the vibrator retention unit, and supports the vibrator retention unit in a manner that the vibrator retention unit is displaceable with respect to the fixing unit. The yoke has a projecting portion which is projected downward and fixed to the vibrator retention unit. The arm is connected to a portion, at which the projecting portion is arranged, within the vibrator retention units.

Abstract: A method is provided for producing an ultrasound transducer for an ultrasound system. The method includes: 1) forming a first layer structure, comprising: (a) forming a frontplane flexible layer above a first substrate; (b) forming an array of ultrasound transducer elements; and 2) providing a second layer structure comprising at least a backplane layer; wherein 1) and/or 2) comprises: 1) (c) forming a first cavity defining layer above the array of ultrasound transducer elements and/or 2) (a) forming a second cavity defining layer above the backplane layer; and defining an array of cavities in the first and/or second cavity defining layer; 3) attaching by adhesive bonding the first layer structure to the second layer structure with the array of ultrasound transducer elements between the frontplane flexible layer and the backplane layer; and 4) removing the first substrate.

Abstract: The application relates to an ultrasonic transducer comprising a carrier with conductor traces and a piezoelectric element with electrodes, wherein the piezoelectric element has a contact side which is fixed on the carrier, and wherein the conductor traces and the electrodes are electrically coupled via the contact side of the element.