Class / Patent application number | Description | Number of patent applications / Date published |
422502000 |
Micro-fluidic device
| 258 |
422509000 |
Automated system
| 54 |
422521000 |
Dispensing means
| 22 |
422524000 |
Tip
| 17 |
422513000 |
Including filter
| 11 |
422512000 |
Including seal penetration means
| 7 |
422516000 |
Variable volume | 4 |
20190143317 | PIPETTE TIP FOR AN AUTOMATED PIPETTING DEVICE | 05-16-2019 |
20120148459 | MECHANICAL PIPETTE WITH ADJUSTABLE VOLUME VALUE OF ASPIRATED LIQUID - Mechanical pipette with adjustable volume value of aspirated liquid is built of a handle ( | 06-14-2012 |
20130330248 | CELL ISOLATION APPARATUS - A cell isolation apparatus in which tissue and fluid that are accommodated in a container are pipetted by a pipette, and cells are isolated from the tissue, the cell isolation apparatus includes: a nozzle to which the pipette is attached; a pump which is connected to the nozzle; a controller which is configured to control an operation of the pump to cause air to be ejected from the nozzle or to be sucked into the nozzle, thereby causing the pipette to perform pipetting; and a condition inputting unit in which a user inputs a condition of control of the controller. | 12-12-2013 |
20150050198 | DEVICE WITH DISPLAY FOR REPEATED DOSING - A dosing device comprises a housing. The housing has a slot-shaped opening in the axial direction. The respective region of a setting cylinder located inside the housing can be seen from the exterior through the opening. The setting cylinder can be radially rotated or set by way of a setting wheel. Quantitative indications of the discharge volumes for various syringe types at various settings are arranged in columns on the setting cylinder in the form of a table. The cylinder is oriented relative to the window in the housing such that at a given angular setting of the cylinder the correct discharge volume is visible in the window for every syringe type. | 02-19-2015 |
422520000 |
Drawing of liquid into pipette by capillary action | 3 |
20110206577 | RADIAL SLIDING SEAL COMPONENT FOR METERING DEVICES AND METERING DEVICE HAVING SUCH A RADIAL SLIDING SEAL COMPONENT - The invention relates to a radial sliding seal component ( | 08-25-2011 |
20140186235 | PIPETTE - A pipette for delivering a measured volume of liquid having an elongated hollow tubular body (or capillary tube) ( | 07-03-2014 |
20160151776 | DEVICE AND METHOD FOR SAMPLING AND DISPENSING A BIOLOGICAL FLUID USING A CAPILLARY TUBE, AND BIOLOGICAL ANALYSIS APPARATUS | 06-02-2016 |
422514000 |
Mixing of diverse substances within pipette | 3 |
20110171087 | Pipette System, Pipette Tip Assembly and Kit - A pipette tip assembly includes a pipette tip having a first open end adapted to receive a pipette tip mounting shaft of a pipette, a second open end, and an open channel therebetween. The assembly also includes a mixer disposed in the channel, the mixer including at least one porous mixing device. The at least one porous mixing device includes a three-dimensional lattice defining a plurality of tortuous, interconnecting passages therethrough, and has physical characteristics to sufficiently mix first and second fluids drawn or expelled through the mixer, which characteristics include a selected one or more of mean flow pore size, thickness and porosity. | 07-14-2011 |
20140099240 | STIRRING DEVICES - An embodiment of the present disclosure provides a hand held pipette for aspirating and dispensing liquids including, a stirring device assembly, including a vibration inducing unit, a power source for the vibration inducing unit, and a control for the vibration inducing unit. | 04-10-2014 |
20140322102 | REAGENT PREPARATION AND DISPENSING DEVICE - A reagent preparation and dispensing device includes a body having a reaction chamber for a reagent and a solution reservoir for a solution. The solution reservoir is isolated from the reaction chamber. A plunger is movably coupled with the body. Movement of the plunger from a starting position to a seated position pushes the solution into the reaction chamber. A dispensing path extends from the reaction chamber out of the body. The dispensing path is configured to dispense a reagent mixture formed from the solution and the reagent. A vent path extends from the reaction chamber, the vent path vents reaction chamber gas displaced by the addition of the solution to the reaction chamber throughout movement of the plunger from the starting position to the seated position. | 10-30-2014 |
Entries |
Document | Title | Date |
20110027149 | JOINT FOR DEVICE FOR METERING LIQUIDS - The present invention relates to a device for manually metering liquids, for example a pipette or a metering button. The device comprises a joint forming a seal between a hollow cylinder and a piston housed inside the cylinder, the piston being moved vertically so as to suck in or expel the liquid. During the metering operation, the joint remains fixed with respect to the movement of the piston and comprises parts formed by portions having dedicated geometric and mechanical characteristics which make it possible to locally optimize the functions of sliding, sealing and fastening in the cylinder. | 02-03-2011 |
20110070132 | Disposable cassette - A disposable cassette, preferably for use in analysis technology, has at least one first part in which channel structures are cut out in the surface and a second part covering the first part in a sealing manner, with engagement regions for actuator elements being provided at pre-determined points. The first part and/or the second part are constructed of a rigid material and have a flexible material region associated therewith, with the rigid material and the flexible material region being manufactured in one piece using two-component injection molding technology. | 03-24-2011 |
20110182781 | POSITIVE DISPLACEMENT PUMP WITH PRESSURE SENSOR - A positive displacement pump ( | 07-28-2011 |
20110182782 | POSITIVE DISPLACEMENT PUMP WITH PRESSURE SENSOR - A positive displacement pump ( | 07-28-2011 |
20110243812 | PIPETTE - The invention relates to an apparatus for applying a free-flowing substance, comprising a one-piece pipetting tube ( | 10-06-2011 |
20110262320 | Apparatus and method for efficient and precise transfer of liquids - A device for automatically aspirating and/or dispensing liquids with precision, comprising a housing having an opening at a lower end with a fixed tip protruding out of the lower end; an interchangeable cartridge disposed inside the housing, the cartridge having a holding frame and a spool of tubing provided in the frame such that one end of the tubing is aligned with the tip; and an actuator enabled to automatically extrude part of the tubing so as to accommodate a preselected volume of liquid, aspirate and/or dispense the liquid through the extruded tubing, and disconnect the extruded tubing from the device. | 10-27-2011 |
20110300033 | Pipette Holder and Applicator Apparatus - A two-piece holder and applicator for a squeezable pipette has a lower cylindrical body and a cap dimensioned to slide down over the body after the pipette has been inserted into the body. The cap has two diametrically-opposed vertical tabs that fit alongside the outer surface of the body, and each tab has an inwardly-facing button that is shaped to cooperate with a mating hole in opposing sides of the body. The buttons serve both to lock the cap onto the body and to transmit pressure applied by fingers on the outside of the tabs through the holes and against the walls of the pipette. Thus, when the tip of the pipette is punctured, the pipette can be squeezed using the tabs without touching the pipette. The small area of the buttons allow the user much greater control over the rate of dispensing of adhesive than if the entire area of opposing fingertips is used to squeeze the pipette. | 12-08-2011 |
20110318242 | METERING DEVICE SUITED FOR METERING VERY SMALL METERING VOLUMES AND METERING METHOD - A metering device for the aspiration and dispensing of a metered medium ( | 12-29-2011 |
20120003129 | PIPETTE FOR A PIPETTE SYSTEM HAVING PIPETTE AND SYRINGE - A pipette for a pipette system comprising a pipette and a syringe. The pipette housing has a longitudinal axis. A syringe to be handled with the pipette is insertable with its fastening portion and plunger head into the pipette housing and is removable or discardable from said pipette housing in the direction of the longitudinal axis of the pipette housing, i.e., axially. The syringe has as cylinder and a plunger with a plunger head which projects out of the end of the cylinder even when the plunger has been completely inserted into the cylinder. A pipette housing comprises an axially accessible plunger gripping device for the plunger head of the syringe. An actuating device for the plunger gripping device is mounted on the plunger displacing device and is axially displaceable with said adjusting device. | 01-05-2012 |
20120039768 | NOZZLE ASSEMBLY FOR MOUNTING IN MECHANICAL OR ELECTRONIC PIPETTE - The invention relates to a nozzle assembly for mounting in a mechanical or an electronic pipette, which comprises a two-piece body consisting of a nozzle ( | 02-16-2012 |
20120107193 | TIP PART PIPETTE - The invention concerns a pipette, which comprises a tip part ( | 05-03-2012 |
20120183453 | BOTTLE TOP DISPENSER FOR HANDLING LIQUIDS - A bottle top dispenser for handling liquids having a piston-cylinder arrangement in an outside housing. At least one actuating button ( | 07-19-2012 |
20120201722 | SUPPORT PIPETTE - A support pipette including at least one cylinder with an upper end and a lower end, each cylinder having a movable piston, and an elongate handle ( | 08-09-2012 |
20120201723 | FLUID EXCHANGE IN A CHAMBER ON A MICROSCOPE SLIDE - A sample chamber is formed by a housing sealed against a microscope slide. The housing has fluid ports, including a well formed over at least one port. In a rinse station, rinse solution is drawn from a reservoir through the chamber to a waste reservoir. At a fill station, an aliquot of reagent already placed in the well is driven into the chamber. The reagent may be driven into the chamber by first drawing a vacuum on the chamber through the aliquot of reagent and then releasing the reagent to be drawn into the chamber by the vacuum. | 08-09-2012 |
20120219468 | DROPLET DISCHARGING DEVICE - Provided is a droplet discharging device that can precisely dispense large flow rate of droplets and small flow rate of droplets selectively. The droplet discharging device according to the present invention includes a pneumatic discharger for discharging a droplet having a first flow rate, and an electronic pipette for discharging or sucking a droplet having a second flow rate equal to or smaller than the first flow rate. The pneumatic discharger includes, i) a storage chamber for storing a liquid, ii) an air tank connected to the storage chamber through a first air pipe and supplying compressed air to the storage chamber to push the liquid of the storage chamber outside, and iii) a first nozzle connected to the storage chamber through the liquid pipe and receiving the liquid pushed out of the storage chamber to discharge droplets. | 08-30-2012 |
20120230885 | BENT MICROSTRUCTURES FOR SAMPLING, TRANSPORTING OR DISPENSING A FLUID MEDIA - A device for sampling, transporting and/or disposal of fluid media in the nl and μl-range comprises a substrate with an open or closed capillary-like groove or channel respectively, the substrate with the open or closed groove or capillary respectively is bent or arcuated at least at one location. The substrate comprises at least one end into which the open or closed capillary-like groove or channel respectively is extended, which end is shaped according to its application or use as e.g. needle-like, straight-lined cut, tip-like, at least most half circle-shape, rounded, etc. | 09-13-2012 |
20120321535 | DEVICE FOR COLLECTING LIQUID SAMPLES FOR A VAT - It comprises, in addition to a sampling system ( | 12-20-2012 |
20120328486 | COMPOUND SAMPLE NEEDLE FOR LIQUID CHROMATOGRAPH - Described is a compound sample needle for a liquid chromatography system. In one embodiment, the compound sample needle includes a rigid needle having a coupling end with a face and a counterbore. The compound sample needle also includes a flexible tubing having an outer surface and a coupling end disposed in the counterbore of the rigid needle. The coupling end of the flexible tubing has a face adjacent to a base of the counterbore. The coupling ends of the rigid needle and flexible tubing are secured to each other by a weld formed along a circumference of the outer surface and the face of the rigid needle. A rigid sleeve protects the welded joint. The compound sample needle is suitable for injection into the high pressure mobile phase of ultra performance liquid chromatography systems. | 12-27-2012 |
20120328487 | DISPENSING METHOD - A dispensing method which dispenses a first liquid contained in a first vessel which stores the first liquid and a second liquid to introduce the first liquid into a second vessel by using a tube. | 12-27-2012 |
20130017126 | Cuvette-Based Apparatus for Blood Coagulation Measurement and Testing - An apparatus for measuring blood clotting time includes a blood clot detection instrument and a cuvette for use with the blood clot detection instrument. The cuvette includes a blood sample receptor-inlet; a channel arrangement including at least one test channel for performing a blood clotting time measurement, a sampling channel having at least one surface portion that is hydrophilic, communicating with the blood sample receptor-inlet and the at least one test channel, and a waste channel having at least one surface portion that is hydrophilic, communicating with the sampling channel; and a vent opening communicating with the sampling channel. The sampling channel, the vent opening and the waste channel, coact to automatically draw a requisite volume of a blood sample deposited at the blood receptor-inlet, into the sampling channel. | 01-17-2013 |
20130129580 | FLOW CONTROL DEVICE FOR ASSAYS - The present disclosure relates to devices and methods for detecting the presence of a target analyte in a fluid sample using an assay. A fluidic device for flow control in an assay is disclosed comprising a water impermeable substrate ( | 05-23-2013 |
20130183210 | DEVICE AND METHOD FOR MAKING DISCRETE VOLUMES OF A FIRST FLUID IN CONTACT WITH A SECOND FLUID, WHICH ARE IMMISCIBLE WITH EACH OTHER - Various embodiments described in the application relate to an apparatus, system, and method for generating, within a conduit, discrete volumes of one or more fluids that are immiscible with a second fluid. The discrete volumes can be used for biochemical or molecular biology procedures involving small volumes, for example, microliter-sized volumes, nanoliter-sized volumes, or smaller. The system can comprise an apparatus comprising at least one conduit operatively connected to one or more pumps for providing discrete volumes separated from one another by a fluid that is immiscible with the fluid(s) of the discrete volumes, for example, aqueous immiscible-fluid-discrete volumes separated by an oil. | 07-18-2013 |
20130280143 | DEVICES AND METHODS FOR PROGRAMMABLE MANIPULATION OF PIPETTES - The present invention is directed generally to devices and methods for manipulating laboratory pipettes in a programmable manner. The present invention is directed to an apparatus and methods for allowing a user to instruct the device to perform a specific process; identifying the type, location and identity of the consumables to be used; manipulating a plurality of pipettes for performing the liquid handling; monitoring the process during and after its execution; generating a detailed report for the plurality of actions. Other aspects of this invention include optimization of the liquid dispensing performances of a pipette; monitoring and controlling individual actions by means of vision; virtualization of the protocol definition by means of a reality augmented software interface; integration of the system in a conventional laboratory environment workflow. | 10-24-2013 |
20130294980 | LIQUID CHANNEL DEVICE AND PRODUCTION METHOD THEREFOR - The present invention relates to a liquid channel device capable of easily opening the liquid channel from the closed mode, including a base plate in which a liquid channel, through which a liquid containing at least one of a sample and a reagent, flows, and a metering chamber for holding the liquid, are formed to at least one side thereof, the metering chamber has a liquid transport section for transporting the liquid inside the chamber downstream, and this liquid transport section is operated by means of external pressing on a cover plate in the area opposite the metering chamber. | 11-07-2013 |
20140017147 | INTEGRATED SAMPLING AND DISPENSING DEVICE - The present invention discloses an integrated sampling and dispensing device comprising a flexible container, a dropper with a sampling rod and a sample removing vessel disposed therebetween. The device of the present invention can be conveniently used for collecting specimen and dispensing the same after a reaction in a single device by simple manipulation of severing the sampling rod and turning the container upside down. Also by using the present device a constant amount of specimen can be used for each reaction which leads to a reliable and reproducible result. | 01-16-2014 |
20140017148 | Systems and Methods for Transfer of Liquid Samples - A system for preparing biological sample contains a body including a proximal side and a distal side, a plurality of mandrels, a plurality of resilient elements, a plurality of fluid dispensers, and one or more samples. The mandrels are moveably positioned within the body, where each resilient element engages a respective one of the mandrels. Each of the fluid dispensers is configured to engage a distal end of a corresponding one of the mandrels. Each sample comprises a solution containing one or more nucleic acid sequences contained within at least one of the fluid dispensers. | 01-16-2014 |
20140056781 | SEALED PIPETTE - The invention relates to liquid dispensing and concerns a pipette comprising at least one aspiration channel with a piston. At the lower end of the aspiration channel there is an extension channel ( | 02-27-2014 |
20140079601 | High Definition Nanomaterials - A microfluidic device for manipulating particles can include a substrate and one or more obstacles, each obstacle comprising a plurality of aligned nanostructures including a plurality of nanoparticles or a plurality of polymer layers, or a combination thereof. The obstacle on a substrate can be forests with intra-carbon nanotube spacing ranging between 5-100 nm for isolation of particles such as very small viruses and proteins. | 03-20-2014 |
20140086807 | PIPETTE FOR USE WITH A PIPETTE TIP - A pipette ( | 03-27-2014 |
20140105794 | Nano-Pipet Fabrication - A hollow high aspect ratio sample, such as a nano-test-tube, with a tip that is closed off is secured in a particle beam device, such as a transmission electron microscope. The tip is engaged with the particle beam of the particle beam device until a hole opens up on the tip, thereby turning the high aspect ratio sample into a nano-pipet. Alternatively, a nano-pipet having a hole that does not meet desired parameter values is secured in a particle beam device. The nano-pipet is engaged with the particle beam to attain the desired values of the hole parameters. | 04-17-2014 |
20140322098 | MAGNETIC PARTICLE WASHING STATION - Embodiments of the invention relate to a clinical instrument analyzer system for the automatic analysis of patient samples. In one embodiment, the analyzer may be used to analyze bodily fluid samples, such as blood, plasma, serum, urine or cerebrospinal fluid, for example. Embodiments of the invention relate to an apparatus and method, for example, an immunoassay method, for separating out target molecules in a magnetic field and then analyzing those target molecules with a luminometer. | 10-30-2014 |
20150050197 | BRAKE MECHANISM FOR AN ELECTRONIC PIPETTE - For use in an electronic pipette, a brake mechanism which is used for abruptly stopping the movement of the actuator that moves the plunger, which mechanism comprises a rotatable, essentially circular rotor that is at its periphery provided with brake notches arranged at regular intervals, and a brake actuator comprising a motion inducing means, a brake member ( | 02-19-2015 |
20160076979 | APPARATUS FOR SPREADING A FLUID ACROSS A SUBSTRATE AND METHOD OF USING THE SAME - This disclosure is directed to an apparatus and method for spreading a fluid across a substrate. A spreader for spreading a fluid across a substrate includes a wiper and a frame. The wiper and the frame may mate to permit translation of the wiper across, and with respect to, the frame. The wiper spreads the fluid across the substrate and the frame supports the wiper and the substrate. The frame may also include a ramp to cause a portion of the wiper to lift away from the substrate. | 03-17-2016 |
20160100783 | Blood Sample Management Using Open Cell Foam - A specimen transfer device adapted to receive a blood sample is disclosed. The specimen transfer device includes a housing and an actuation member. A deformable material is disposed within the housing and is deformable from an initial position in which the material is adapted to hold the sample to a deformed position in which at least a portion of the sample is released from the material. A viscoelastic member is disposed within the housing between the material and the housing and between the material and the actuation member. The viscoelastic member is engaged with the actuation member and the material such that movement of the actuation member from a first position to a second position deforms the material from the initial position to the deformed position. | 04-14-2016 |
20160144356 | MICROPIPET FOR ALIQUOTING SMALL VOLUMES OF FLUID - Described is a pipet, or micropipet, that can be used to dispense multiple aliquots of a biological fluid sample. The pipet includes a capillary tube, a plunger and a plunger stop mechanism having multiple stop positions that allow the plunger to move through the capillary tube in equal incremental steps. The plunger stop mechanism enables the pipet to dispense equal volume portions of fluid in the capillary tube. Advantageously, the pipet can be fabricated at low cost and may be provided as a single-use disposable device. The micropipet may be provided to users with a sample collection device such as a dried blood spot card having multiple collection regions. The pipet optionally includes a dispensing stage that maintains a predetermined separation between the tip of the pipet and a surface of a sample collection medium to limit wicking of the fluid when an aliquot is dispensed. | 05-26-2016 |
20160151777 | SLIGHT VOLUME COLLECTOR | 06-02-2016 |
20160375435 | CHANNEL MIXER - A channel mixer includes a substrate, a channel assembly, and a pressing assembly. The channel assembly is located on the substrate and has at least one channel, a first opening for accommodating at least two testing materials, and a second opening. Two ends of the channel are respectively communicated with the first opening and the second opening. The pressing assembly covers the second opening and has an air chamber communicated with the second opening. When the pressing assembly recovers to an initial position after been pressed and released, the air chamber generates a negative pressure to draw the testing materials in the first opening therein, such that the testing materials are moved toward the second opening along the channel and mixed with each other. | 12-29-2016 |
20170234842 | DEVICE AND METHOD FOR CHANGING SOLUTION CONDITIONS IN SERIAL FLOW | 08-17-2017 |