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7909973 Methods for forming small-volume electrical contacts and material manipulations with fluidic microchannels  
A microfabricated device employing a bridging membrane and methods for electrokinetic transport of a liquid phase biological or chemical material using the same are described. The bridging membrane...
7905996 Interface patch clamping  
The present invention relate to methods and devices for holding a cell and positioning recording electrodes inside it.
7906248 Connecting structure, flow path control section, fuel cell-type power generation device, and electronic apparatus  
Disclosed herein is a connecting structure for connecting to an electro-osmotic flow pump with electrodes formed on both surfaces of electro-osmotic material, including: a first liquid absorber for...
7906001 Method for separating proteins by capillary electrophoresis and buffer compositions for capillary electrophoresis  
The invention concerns a free solution capillary electrophoresis method at alkaline pH for the analysis of samples comprising protein constituents including a lipoprotein constituent or...
7902500 Methods and interfaces for single and multidimensional separations for characterization and/or identification of molecules by mass spectrometry  
The present invention relates a use of the electrocapture-based separation technology combined with mass spectrometry (e.g. sequence of polypeptides by collision-induce dissociation mass...
7901947 Droplet-based particle sorting  
The present invention relates to droplet-based particle sorting. According to one embodiment, a droplet microactuator is provided and includes: (a) a suspension of particles; and (b) electrodes...
7887774 Methods for selective functionalization and separation of carbon nanotubes  
The present invention is directed toward methods of selectively functionalizing carbon nanotubes of a specific type or range of types, based on their electronic properties, using diazonium...
7883612 Microfluidic device for electrochemically regulating the pH of a fluid therein using semiconductor doped with impurity and method of regulating the pH of a fluid in a microfluidic device using the same  
Provided is a microfluidic device for electrochemically regulating the pH of a fluid comprising: a cathode substrate; an anode substrate facing the cathode substrate and forming a reaction chamber...
7875159 Electrokinetic pump having capacitive electrodes  
An electrokinetic pump achieves high and low flow rates without producing significant gaseous byproducts and without significant evolution of the pump fluid. A first feature of the pump is that the...
7875160 Method for controlling a communication between two areas by electrowetting, a device including areas isolatable from each other and method for making such a device  
Device for displacing drops of liquid by electrowetting, and a method for isolating two areas delimited by at least one wall including a step for: placing by electrowetting, in an aperture of said...
7846676 Methods and devices for analyte detection  
Methods for detecting one or more analytes, such as a protein, in a fluid path are provided. The methods include resolving, immobilizing and detecting one or more analytes in a fluid path, such as...
7842175 Electrophoresis  
The invention relates to a method for separating a target for measurement utilizing electrophoresis, particularly capillary electrophoresis efficiently in high sensitivity and in a short period of...
7838285 Imaging electrophoresis system  
Apparatus and method employing gel electrophoresis and optical imaging techniques to measure the amount of biomaterial that attaches to specified locations on a detector slide and to determine the...
7833398 Length-dependent recoil separation of long molecules  
Separation of long molecules by length is obtained by forcing such molecules to traverse a boundary between a low free-energy region and a high free-energy region. In one embodiment, the high...
7811438 Bio-enrichment device to enhance sample collection and detection  
A flow cell is disclosed for collecting and concentrating a sample dispersed in a flowing medium. The collected sample can be selectively manipulated within the cell by the use of one or more...
7811443 Microfluidic dynamic vapor control system  
A microfluidic dynamic vapor control system adapted to change the chemistry of small drops by dynamically controlling the vapor content surrounding the drops. The small volume surface area ratio...
7803261 Method to deposit particles on charge storage apparatus with charge patterns and forming method for charge patterns  
The present invention discloses a method to deposit particles on a charge storage apparatus with charge patterns and a forming method for charge patterns. The forming method for charge patterns...
7799197 Nanopump devices and methods  
A nanopump for pumping small volumes of electrolyte solution under the control of a voltage source is described. The device includes a chamber and a nanopore membrane which partitions the chamber...
7794576 Protein resolution enhancement by using matrix containing DMSO  
An electrophoresis gel matrix is provided for conducting proteomics, in particular the steps of separating and/or identifying proteins. The matrix comprises at least one chemical reagent being at...
7780830 Electro-wetting on dielectric for pin-style fluid delivery  
A method of delivering fluid can include using electro-wetting effects to pick-up, transport, and/or deliver discrete volumes of fluid. Voltage can be applied across a fluid contact area having a...
7776196 Method for arranging particles and method for manufacturing light-emitting device  
A method for arranging particles according to one aspect of the present invention comprises the steps of: forming a thin film on a surface of a substrate, the thin film being obtained by dispersing...
7771582 Method and apparatus for conducting a chemical reaction in the presence of cavitation and an electrical current  
Disclosed is a method and apparatus for conducting a chemical reaction. The reaction is conducted in a reaction vessel or mixing occurring in at least a partial liquid environment in which...
7767468 Repetitive affinity separation and uses therefor  
Improved methods for the separation, isolation, enrichment, or detection of target molecules, such as nucleic acids and proteins, within dilute or heterogeneous samples, such as bodily fluids,...
7767071 Dielectric and conductive imaging applied to gel electrophoresis  
A system for displaying the positions of substances in electrophoretic separations comprises a gel (635) a substance to be separated into a region (450), plates (400, 401) with electrodes (405-420...
7767069 Method for controlling the contact angle of a droplet in electrowetting and an apparatus using the droplet formed thereby  
A method for controlling the hydrophilic droplet using the electrowetting principle is disclosed. More specifically, the present invention provides a method for increasing the change of the contact...
7759132 Methods for performing microfluidic sampling  
Methods for performing microfluidic sampling are provided. The method includes providing a substrate including an arrangement of first, second and third electrodes, wherein the second electrode is...
7740747 Injection method for microfluidic chips  
A microchip for capillary electrophoresis is provided. The microchip comprises an injection channel and a separation channel configured to receive a sample through a sample well disposed on a first...
7735967 Actuator for manipulation of liquid droplets  
A liquid conveying substrate comprises: rectangular electrodes which are disposed on the substrate surface and whose surfaces are covered with a dielectric with a water repellent surface; first...
7736480 Multi-dimensional electrophoresis method  
An electrophoresis apparatus is generally disclosed for sequentially analyzing a single sample or multiple samples having one or more analytes in high or low concentrations. The apparatus comprises...
7731826 Controlled translocation of a polymer in an electrolytic sensing system  
An electrolytic sensing system for measuring a blocking signal allows for controlled translocation of a molecule, such as DNA, through a fluid channel. A substantially constant electric field...
7722752 Variable charge films for controlling microfluidic flow  
A microfluidic device for carrying a liquid, the device comprising a microfluidic channel having an interior wall and a polyelectrolyte film on the interior wall whereby liquid carried by the...
7722817 Lateral flow diagnostic devices with instrument controlled fluidics  
Devices with lateral flow elements and integral fluidics are disclosed. The integral fluidics consist of injector pumps comprised of fluidic elements under instrument control. The fluidic element...
7722753 Electrophoresis plate  
An electrophoresis plate has a plurality of separation channels provided inside a substrate. The separation channels are arranged along the surface of the substrate without intersecting each other,...
7718046 Micellar gradient focusing  
A method and device are provided for affinity gradient focusing for directing at least one analyte in a solution containing a pseudostationary phase and located in a channel such as a capillary or...
7708871 Nanodevice for controlled charged particle flow and method for producing same  
The present invention relates to an apparatus having a nanodevice (1) for controlling the flow of charged particles in an electrolyte. Such apparatus comprises an electrolytic bath container (2)...
7708873 Induced-charge electro-osmotic microfluidic devices  
This invention provides devices and apparatuses comprising the same, for efficient pumping and/or mixing of relatively small volumes of fluid. Such devices utilize nonlinear electrokinetics as a...
7708872 Actuator in a microfluidic system for inducing electroosmotic liquid movement in a micro channel  
The present invention describes an actuator in a microfluidic system for inducing an electroosmotic liquid movement in a microchannel.
7708870 Method of electrophoresing protein  
To provide an electrophoresis method being capable of rapidly analyzing a protein in a native state without carrying out a heat-denaturing pretreatment step, and having even higher sensitivity. The...
7704363 Methods and apparatus for the location and concentration of polar analytes using an alternating electric field  
A method is disclosed for effecting the concentration of a polar analyte in an alternating electric field. In the method, a relative translation of the polar analyte and an alternating electric...
7704688 Methods of detecting silencing mammalian cells  
Methods are disclosed for screening of the occurrence of gene silencing (e.g. post transcriptional gene silencing) in an organism. Also provided are methods for isolating silencing agents so...
7704360 Devices and methods for separating sample constituents  
Devices and methods for separating sample constituents are provided. The subject devices are characterized by having a fluid flow path with at least one electrophoretic separation element...
7695603 Electroosmotic flow controller  
Electroosmotic flow controllers and methods of fluid flow control are described. The invention uses an electroosmotically generated flow component in conjunction with a pressure driven flow...
7691244 Microfluidic pumps and mixers driven by induced-charge electro-osmosis  
This invention provides devices and apparatuses comprising the same, for the mixing and pumping of relatively small volumes of fluid. Such devices utilize nonlinear electrokinetics as a primary...
7672039 Display panel and manufacturing method therefor  
To stabilize the supply of color material particles as well as reduce the wasteful amount of color material particles used and suppress deformation or damages of the outer walls of a plurality of...
7666287 Method for preparing an electrokinetic element  
A method for preparing an electrokinetic element is provided and generally includes providing a porous membrane adapted for use in an electrokinetic pump and encapsulating the porous membrane...
7662268 Method and system for measuring the zeta potential of the cylinder's outer surface  
The present invention discloses a method for measuring the zeta potential at the cylinder's outer surface. In the measuring cell, the cylinder is held coaxially inside a reference tube and a given...
7655124 Apparatus to assist platelet manipulation to prevent and treat endovascular disease and its sequelae  
The separation of platelets from whole blood or any of its components Through electricity-based and/or mixed-phase effects.
7651598 Arbitrary and simultaneous control of multiple objects in microfluidic systems  
In a microfluidic device, respective motion of a plurality of objects along corresponding trajectories is achieved by determining a force field, such as an underlying fluid flow which, when applied...
7645368 Orientation independent electroosmotic pump  
According to some embodiments, a method, system, and apparatus for providing an orientation independent electroosmotic pump. In some embodiments, the method includes an anode and a cathode at...
7626698 Method of analysis in optical measurements  
The method of the present invention generates a regularly lined electric field inside a container 1 retaining a sample formed by dispersing particle groups in a liquid by a voltage being applied to...