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7632600 |
Enzyme electrode and method of producing the same
An enzyme electrode that enables to enhance the rate of charge transfer from a redox center of an enzyme and catalytic current is provided. An enzyme electrode capable of increasing catalytic...
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7625729 |
Electroporation device
Electro-poration device for the permeabilization of cells contained in a substrate comprising a signal generator for generating a stimulating signal applied by means of electrodes to the substrate...
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7616302 |
Container for processing section samples, processing method for section samples, and processing apparatus for section samples
The container comprises a cylindrical member 20 which constitutes the side wall member, a bottom member 30 which is in contact with the bottom plane of the cylindrical member 20 and which...
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7615293 |
Fuel cell electrode with redox catalyst
The invention is directed to an electrode, suitable for use in a fuel cell, consisting of a microporous current collector incorporating a multitude of domains and wherein each domain contains...
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7611621 |
Disposable oxygen sensor and method for correcting oxygen effect on oxidase-based analytical devices
A system and method for correcting the oxygen effect on oxidase-based analyte sensors includes an oxygen sensor with a working electrode, a reagent matrix disposed on at least the working electrode...
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7608042 |
Blood monitoring system
The present invention is directed towards apparatuses and methods for the automated measurement of blood analytes and blood parameters for bedside monitoring of patient blood chemistry....
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7604721 |
System and method for coding information on a biosensor test strip
The present invention provides a test strip for measuring a concentration of an analyte of interest in a biological fluid, wherein the test strip may be encoded with information that can be read by...
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7604718 |
Dynamically configurable electrode formed of pixels
A dynamically configurable electrode includes a first planar electrode and a planar array of pixels in a different plane, wherein a polarizable liquid medium (including electrolyte solutions) is to...
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7601249 |
Method and apparatus for assay of electrochemical properties
A method for monitoring a select analyte in a sample in an electrochemical system. The method includes applying to the electrochemical system a time-varying potential superimposed on a DC potential...
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7597932 |
Mesoporous permeation layers for use on active electronic matrix devices
The present invention provides improved synthetic polymer hydrogel permeation layers for use on active electronic matrix devices for biological assays. The present invention includes methods for...
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7597793 |
System and method for analyte measurement employing maximum dosing time delay
A method of measuring an analyte in a biological fluid comprises applying an excitation signal having a DC component and an AC component. The AC and DC responses are measured; a corrected DC...
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7594983 |
Analytical tool
The present invention relates to an analytical tool ( 1 ) including a capillary ( 5 ) for moving a sample liquid introduced through a liquid introduction port ( 51 ), and a window ( 43 ) for...
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7585464 |
Biosensor cartridge and biosensor dispensing device
A compact biosensor cartridge allows biosensors to be tested one by one and protects the biosensors from moisture until they are set. A biosensor dispensing device is also disclosed. A biosensor...
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7585400 |
Chip for electrochemical immunoassay
The present invention provides a chip 100 that enables an immunoassay with high accuracy and without requiring a high volatile reagent. The chip 100 includes a chip substrate 20 , a reagent...
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7582263 |
Universal interface for a micro-fluidic chip
An integrated capillary electrophoresis system comprising a universal interface is disclosed. The universal interface includes one or more of the following structural elements: a chip assembly that...
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7579184 |
Methods to increase dynamic range and improve quantitative analysis in rapid biosensors
Conductimetric assay devices that have both low end and high end sensitivity are described. The geometric shape and/or arrangement of the capture zones make it possible for the assay devices to...
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7578912 |
Electro-active sensor, method for constructing the same; apparatus and circuitry for detection of electro-active species
An electro-active sensor includes a nonconductive platform with a first electrode set attached with a first side of a nonconductive platform. The first electrode set serves as an electrochemical...
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7569126 |
System and method for quality assurance of a biosensor test strip
The present invention provides a test strip for measuring a signal of interest in a biological fluid when the test strip is mated to an appropriate test meter, wherein the test strip and the test...
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7569127 |
Interconnecting microfluidic package and fabrication method
A one-piece, microfluidic package with standardized multiple ports allows devices to be connected in series without resorting to extra tubing connections or bonding processes. The one-piece...
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7566418 |
Biochemical concentrator and drug discovery
A novel label-free sensitive detection method by employing a novel sensitive charge sensor is provided. Dissociation constant information is provided by a simple measurement of the dissociation of...
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7550290 |
Sensor
In order to realize a sensor that is capable of promptly and accurately supplying a small amount of a liquid sample to a filtration part even if the sensor is not held substantially horizontally,...
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7547384 |
Electrochemical detector systems
The present invention concerns methods for detecting micro-organisms in a sample, and apparatus comprising hollow fibre filter membranes for same.
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7547382 |
Determination of partial fill in electrochemical strips
Partial fill of an electrochemical test strip is determined by making a DC determination of double layer capacitance from charging or discharging charge on a test strip containing sample, for...
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7543481 |
Fluid testing sensor having vents for directing fluid flow
A sensor for analyzing a fluid sample has a sample cavity for accepting sample fluid. At least one test region is disposed along the sample cavity, and at least one vent fulfills the dual function...
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7540948 |
Blood urea nitrogen (BUN) sensor
A BUN (blood urea nitrogen) sensor containing immobilized carbonic anhydrase and immobilized urease for the in vitro detection of urea nitrogen in blood and biological samples with improved...
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7540947 |
Biosensor, biosensor chip, and biosensor device
A biosensor includes a working electrode 101 , a counter electrode 102 opposing the working electrode 101 , a working electrode terminal 103 and a working electrode reference terminal 10 ...
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7534330 |
Epoxy enhanced polymer membrane to increase durability of biosensors
The present invention provides a polymer membrane enhanced with cured epoxy resin for use as the outer membrane of biosensors. The membrane includes approximately 30-80% epoxy resin adhesives,...
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7534331 |
Use of microfluidic systems in the electrochemical detection of target analytes
The invention relates generally to methods and apparatus for conducting analyses, particularly microfluidic devices for the detection of target analytes.
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7527716 |
Connector configuration for electrochemical cells and meters for use in combination therewith
A substantially planar electrochemical test strip for determination of the presence and/or quantity of an analyte in a sample is provided that has a first electrode, a first connector including two...
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7525298 |
Implantable sensor electrodes and electronic circuitry
An electronic circuit for sensing an output of a sensor having at least one electrode pair and circuitry for obtaining and processing the sensor output. The electrode pair may be laid out such that...
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7513983 |
Insulator electrode devices
Methods and insulator electrode devices for performing electrochemical reactions are disclosed. The devices consist of high specific surface area electrodes based on a channeled conducting base...
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7510636 |
Nucleic acid detection sensor
A nucleic acid detection sensor comprises a plurality of nucleic acid chain fixed electrodes to which a probe nucleic acid chain is fixed, and a counter electrode which is arranged opposite to the...
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7504069 |
Micro device for high resolution delivery and monitoring of stimuli to a biological object, in vitro
A micro device and method are provided for examining and testing a slice of a biological object, such as brain tissue. The micro device includes a body defining a chamber and a channel in...
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7501278 |
Extracellular potential measuring device and method for fabricating the same
A device for measuring an extracellular potential of a test cell includes a substrate having a well formed in a first surface thereof and a first trap hole formed therein. The well has a bottom....
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7501604 |
Sensor element for determining gas components in gas mixtures, and method for manufacturing it
A sensor element for determining the concentration of gas components in gas mixtures, e.g., for determining the oxygen concentration in exhaust gases of combustion engines, includes: at least one...
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7501301 |
Low cost fabrication of microelectrode arrays for cell-based biosensors and drug discovery methods
A method for making a plurality of low-cost microelectrode arrays (MEAs) on one substrate utilizing certain unmodified printed circuit board (PCB) fabrication processes and selected materials. In...
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7491303 |
Measuring instrument and concentration measuring device
The measurement instrument includes an attribute information output section to output attribute information about the attributes of the measurement instrument as an electric physical value. The...
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7481912 |
Pair of measuring electrodes, biosensor comprising a pair of measuring electrodes of this type, and production process
A pair of measuring electrodes comprising a first and a second, preferably in each case sheet-like electrode comprises an insulation layer arranged between said electrodes. One or more nanopores,...
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7479211 |
Biosensor
A method of forming a biosensor is provided in accordance with the present invention. The method includes providing a metallized electrode support substrate and a sensor support, ablating the...
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7470352 |
Sensor arrangement
Sensor arrangement having row and column lines arranged in first and second directions, respectively, sensor arrays arranged in crossover regions of the row and column lines, a detector, and a...
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7462265 |
Reduced volume electrochemical sensor
An electrochemical glucose sensor comprising a base substrate, a conductive layer disposed on said base substrate, where said conductive layer comprises a reference electrode and at least two...
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7455874 |
Method for the fabrication of a biosensor comprising an enzyme electrode arrangement
The present invention relates to an enzyme electrode arrangement comprising a substrate with a surface roughness in the range of 20 nm to 10 microns, a metal electrode, an ultrathin semipermeable...
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7455756 |
Biosensor
A biosensor, for use in measurement of an analyte, includes a microporous membrane support, a first electrode system, a second electrode system, and a pair of insulating films. The first electrode...
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7452452 |
Carbon nanotube nanoelectrode arrays
The present invention relates to microelectode arrays (MEAs), and more particularly to carbon nanotube nanoelectrode arrays (CNT-NEAs) for chemical and biological sensing, and methods of use. A...
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7445941 |
Diagnostic devices and apparatus for the controlled movement of reagents without membranes
The assay devices, assay systems and device components of this invention comprise at least two opposing surfaces disposed a capillary distance apart, at least one of which is capable of...
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7438851 |
Microsensor with a well having a membrane disposed therein
A micromachined device such as a solid-state liquid chemical sensor for receiving and retaining a plurality of separate liquid droplets at desired sites, a method of making the device and a method...
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7435578 |
Device and methods for monitoring the status of at least one cell
A device and methods for monitoring status of at least one cell, wherein the cell has a membrane forming a substantially enclosed structure and defining an intracellular space therein. In one...
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7429316 |
Planar patch-clamp cartridge with integrated electrode
A planar patch-clamp cartridge includes a common ground electrode through a conductive medium reaching into each extracellular chamber. The cartridge is first primed with intracellular solution...
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7413640 |
Foldable, electric-current conductivity biosensor
An electric-current biosensor has a support, an electrode film, a conductive film, a bioactivity layer, and an adhesive layer. The support has a first support and a second support with a concave...
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7410564 |
Apparatus and method for biopolymer identification during translocation through a nanopore
The present invention provides an apparatus and method for identifying and sequencing a biopolymer translocating a nanopore. The apparatus of the present invention provides a first electrode, a...
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