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8007725 Electrophoresis apparatus having valve system  
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...
7993507 Separation method for multi channel electrophoresis device having no individual sample wells  
The present invention is related to a method of separation of compounds by electrophoresis in which the compounds such as genes, proteins, etc. may be analyzed very precisely as samples are...
7988839 Capillary electrophoresis systems and methods  
An embodiment of the invention is directed to a capillary electrophoresis apparatus comprising a plurality of separation micro-channels. A sample loading channel communicates with each of the...
7988840 Method for continuous particle separation using obstacle arrays asymmetrically aligned to fields  
The present invention relates to methods and devices for separating particles according to size. More specifically, the present invention relates to a microfluidic method and device for the...
7981267 Capillary electrophoresis device  
An object of the present invention is to prevent a variation in heat dissipating effect of a capillary between a holder part and an oven, to improve reproducibility of migration time, and to...
7976691 Fabrication and use of semipermeable membranes and gels for the control of electrolysis  
A microfluidic device and method is disclosed having one or more membranes for the control of electrolysis. In one embodiment, a microfluidic device is disclosed that includes body with first...
7955575 Microfluidic surfaces  
A microfluidic device comprising a set of one or more, preferably more than 5, covered microchannel structures manufactured in the surface of a planar substrate. The device is characterized in...
7947196 Ion exchangeable mixture and method of producing the same  
An ion exchangeable mixture containing a polymeric compound consisting of an ion exchange resin, an acrylamide mixture containing at least one bisacrylamide and at least one acrylamide, and a...
7943030 Actuators for microfluidics without moving parts  
A series of microactuators for manipulating small quantities of liquids, and methods of using these for manipulating liquids, are disclosed. The microactuators are based on the phenomenon of...
7938946 Vortex-stabilized electrophoretic devices and methods  
A vortex-stabilized electrophoretic processor comprises an annular processing chamber at least partly defined by concentric first and second processing chamber surfaces. At least one of the...
7931792 System for concentrating and analyzing particles suspended in a fluid  
Disclosed is a device for separating and concentrating particles suspended in a fluid stream by using dielectrophoresis (DEP) to trap and/or deflect those particles as they migrate through a fluid...
7909974 Layer composition of an electrowetting system  
A layer composition of an electrowetting system with a first electrode layer, an insulator layer on the first electrode layer, and a fluid layer over the insulator layer, wherein the fluid layer...
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...
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...
7887686 Method for analyzing haemoglobin by capillary electrophoresis, a kit for capillary electrophoresis, and use of a flow inhibitor in said method  
The invention concerns a method for free solution capillary electrophoresis at an alkaline pH to analyze samples comprising haemoglobin, in which the sample is passed through a capillary...
7887690 DNA separation device, DNA separation method, and ligand DNA  
A ligand DNA including a probe portion having a sequence that is complementary to a target DNA to be detected in a sample DNA, and a probe portion having a base sequence that is complementary to a...
7883613 Capillary electrophoresis apparatus  
The present invention provides a capillary electrophoresis apparatus in which a capillary is easily attached to and detached from a migration medium filling unit without mixing impurities into the...
7879215 Electrophoresis chip  
An electrophoresis chip is provided with a channel that is filled with a solution in which a sample is dissolved, the electrophoresis chip being configured to carry out electrophoresis by applying...
7871575 Handling unit for microfluidic devices  
A handling unit that comprises a first clamping element and a second clamping element, and an actuation mechanism adapted for driving at least one of the clamping elements. When the at least one...
7867776 Priming module for microfluidic chips  
Methods and apparatuses for priming sample substrates such as DNA sipper chips are disclosed. According to one aspect of the present invention, a priming system that is suitable for priming a...
7857955 Coated capillary electrophoresis tubes and system  
The invention is directed to a capillary tube for electrophoresis that has a positively charged coating on the capillary inner surface that prevents positively charged analytes from adsorbing to...
7850834 Electrophoresis method using capillary plate  
In an electrophoresis method, a capillary plate having a capillary channel is maintained in a predetermined temperature to be processed, and a sample is filled into the capillary channel. A...
7846314 Handling a plurality of samples  
A method for handling samples in a microfluidic system is described. The microfluidic system includes an injection channel fluidically coupled to an injection point adapted for injecting an amount...
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...
7837848 Bidimensional separation by means of capillary electrophoresis carried out in a single capillary  
A method for separating the constituents of a mixture M by electrophoresis in a single capillary includes (A) separating compounds of the mixture M in a single capillary according to the capillary...
7833399 Concentration method of fine particle dispersion and concentration apparatus of fine particle dispersion  
The present invention provides a concentration method of a fine particle dispersion containing fine particles to be electrophoretically migrated, for concentrating the fine particle dispersion by...
7834314 Ion detection using a pillar chip  
Methods and assemblies for ion detection in samples using a chip with elevated sample zones, also known as a “pillar chip.” Methods include analyzing such a sample by desorbing a sample from a...
7828949 Biomolecule detection device, mobile phone for biomolecule detection, and biomolecule detection method  
Provided are a biomolecule detection device, a mobile phone for biomolecule detection, and a biomolecule detection method. The biomolecule detection device includes an electrophoresis unit...
7820109 Testing chip and micro analysis system  
A testing chip that analyzes a specimen includes: a reagent storage section; a mixing and reaction flow channel to perform a series of operations to mix a specimen and aqueous reagent, make the...
7820023 Preconcentration interface coupling liquid chromatography to capillary electrophoresis  
An arrangement for two-dimensional separation of a complex analyte mixture is provided comprising a first separation device for the separation in a first dimension and a second device for the...
7815868 Microfluidic reaction apparatus for high throughput screening  
An SBS-formatted microfluidic device where the geometry of the plate defines an array of interrogation areas, and where each interrogation area encompasses at least one reaction site.
7811523 Microfluidic analytical apparatus  
A microfluidic analytical apparatus (10) comprising a microfluidic card pairing (12) with a corresponding circuit card (14) and the circuit card pairing (12) with corresponding conductive fingers...
7811436 Electrophoresis apparatus having an outlet passage  
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...
7790008 Electrophoresis chip and electrophoresis unit having the same  
In order to provide a high-performance electrophoresis chip and an electrophoresis unit having the same that can restrain the diffusion of sample at an intersection between the electrophoresis...
7790007 Electrophoresis chip, electrophoresis apparatus, and method for analyzing a sample  
A sample which contains protein is stably maintained in a liquid state during electrophoresis. Electrophoresis chip 1 includes substrate 2, channels 5a to 5d which is provided on surface 3 of...
7785458 Capillary array  
A capillary array includes a light detection portion, a sample supply portion, a buffer solution supply portion and a voltage application portion which are necessary functions for electrophoresis,...
7740748 Electrophoresis system and method  
Electrophoresis systems and methods comprise an electrophoresis device, wherein the electrophoresis device comprises a loading channel, an injection channel, and a separation channel. The loading...
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...
7736481 Electrophoresis device and electrophoresis method  
To reduce the elongation of the migration time for the first electrophoresis cycle in successive electrophoresis cycles and improve the reliability of electrophoresis analysis. The present...
7727371 Electrode apparatus for use with a microfluidic device  
An electrode alignment apparatus may be used with a microfluidic device for accurate and repeatable alignment of electrode pins with reservoirs on the microfluidic device. The apparatus includes a...
7713394 Electrophoresis apparatus using capillary array and sample plate assembly used therefor  
A sample plate assembly for an electrophoresis apparatus including a tray at a sample supply portion of a capillary array, an adapter for the tray, a sample plate mounted on the adapter, a septer...
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.
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...
7708874 Electrophoresis apparatus  
An electrophoresis apparatus having a plate on which channels are formed, a tray on which the plate is to be set, a tray driving unit for rotary driving the tray on which the plate is set, a...
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...
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...
7686907 Phase-changing sacrificial materials for manufacture of high-performance polymeric capillary microchips  
A microchip with capillaries and method for making same is described. A sacrificial material fills microchannels formed in a polymeric substrate, the filled microchannels are covered by a top...
7682497 Thermo-gelling matrices for microchannel DNA sequencing  
Polymeric compounds and related methods and apparatus, as can be used in a wide range of RNA and DNA separations.
7666285 Portable water quality monitoring system  
A disposable microsensor is designed, fabricated and tested for standard BOD (Biochemical Oxygen Demand) measurements. A transparent Cyclic Olefin Copolymer (COC) substrate is used for sensor...
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...