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8153062 Analyte detection via electrochemically transported and generated reagent  
Electrochemical devices, methods, and systems for detecting and quantifying analytes are disclosed. A chemical detection reagent is locally generated in a test solution by electrochemical reaction...
8083925 Analyte determination methods and devices  
The present invention provides methods and apparatuses for analyte detection.
7972487 Micro-band electrode  
The invention concerns an electrochemical cell which, either alone or together which a substrate onto which it is placed, is in the form of a receptacle. The electrochemical cell contains a working...
7862696 Biosensor system having enhanced stability and hematocrit performance  
The present invention relates to electrochemical sensor strips and methods of determining the concentration of an analyte in a sample or improving the performance of a concentration determination....
7813780 Biosensors and methods for making and using them  
Embodiments of the invention provide analyte sensors having optimized permselective membranes and methods for making and using such sensors. Embodiments of the invention also provide analyte...
7797825 Method of making an electrochemical sensor  
A process for the manufacture of small sensors with reproducible surfaces, including electrochemical sensors. One process includes forming channels in the surface of a substrate and disposing a...
7754093 Biosensor having improved hematocrit and oxygen biases  
The present invention provides reagent compositions, and analyte measuring devices and methods that utilize the reagent compositions.
7658825 Measuring device and measuring method for detecting analytes  
A measuring device for the detection and determination of the concentration of at least one analyte in a liquid medium consists of a polymeric carrier having biologically active specific binding...
7465380 Water-miscible conductive ink for use in enzymatic electrochemical-based sensors  
A water-miscible conductive ink for use in enzymatic electrochemical-based sensors includes a conductive material, an enzyme, a mediator and a binding agent. The conductive material, enzyme,...
7410709 Bio-battery  
A bio-battery includes a biomolecular energy source, a first electrode and a second electrode. In some configurations, a bio-battery may also include a first cell containing the first electrode and...
7393448 Method of binding a compound to a sensor surface  
The present invention relates to a method of non-covalently binding a compound to a sensor surface. The method comprises adsorbing a hydrophobin-like substance to at least a part of the sensor...
RE39390 Biosensor  
There is provided a cholesterol sensor with high-accuracy and excellent response, whose object to be measured is whole blood, where plasma with which is obtained by filtering out hemocytes therein...
7112265 Disposable test strips with integrated reagent/blood separation layer  
An improved disposable glucose test strip for use in a test meter of the type which receives a disposable test strip and a sample of blood from a patient and performs an electrochemical analysis...
7108778 Electrochemical sensors including electrode systems with increased oxygen generation  
The present invention relates generally to systems and methods for increasing oxygen generation in electrochemical sensors in order to overcome the oxygen limitations. The preferred embodiments...
6776888 Biosensor  
The present invention provides a biosensor that enables highly-accurate measurement of a sample solution including a solid component like hemocytes and has a little variation in response. The...
6706160 Chemical sensor and use thereof  
A chemical sensor selectively detects an analyte in a solution. The sensor comprises a flow-through chamber, a selective membrane, a transducer, an inlet for a liquid flow containing a recognition...
6699382 Method for analyzing a biological sample  
A biosensor enabling accurate measurement of the concentration of a substrate contained in a trace amount of a sample solution is disclosed. The electrochemical analysis element in accordance with...
6695958 Electrochemical sensor  
The invention relates to a sensor for detecting substance concentration or activity or for determining the presence of substances based on electrochemical reactions. The electrochemical sensor...
6689265 Electrochemical analyte sensors using thermostable soybean peroxidase  
A sensor for the detection and measurement of an analyte in a biofluid. The sensor includes two enzymes. One type of sensor measures the concentration of hydrogen peroxide using a thermostable...
6440296 Microstructured biosensor, use of the biosensor and process for the immobilization of biocatalysts  
A biosensor is used for measuring principal metabolites in blood and other substances. The biosensor has a special structure formed of a two-layer enzymatic membrane with a considerably increased...
6387232 Membrane for a sensor  
A membrane for use in a sensor having a detection arrangement. The membrane is of a cellulosic material incorporating a hydrophobic agent (e.g. isopropyl myristate) and is permeable by diffusion to...
6309535 Electrodes and their use in assays  
An electrode comprises a non-conductive substrate and a conductive layer comprising, in a bonded matrix, graphite particles coated with a noble metal, and carbon particles, wherein the graphite...
6121009 Electrochemical analyte measurement system  
A small diameter flexible electrode designed for subcutaneous in vivo amperometric monitoring of glucose is described. The electrode is designed to allow "one-point" in vivo calibration, i.e., to...
6117289 Cholesterol sensor and method for producing the same  
A cholesterol sensor facilitating rapid measurement of serum cholesterol levels is disclosed. The sensor comprises an electrode system composed of at least a measuring electrode and a counter...
6099804 Sensor and membrane for a sensor  
In a sensor for measuring an analyte in a biological sample whose measuring surface is covered by or comprises a membrane, the membrane has free groups on the surface facing the sample. The surface...
6083367 Oxygen electrode and its manufacture  
An oxygen electrode having: an electrode substrate; a first electrode and a first lead wire formed on the electrode substrate; an insulating layer formed on the electrode substrate covering the...
5964993 Glucose sensor  
A sensor that is capable of accurately measuring glucose and other analytes in low oxygen environments is provided. The sensor employs an enzyme-containing membrane comprising a...
5938917 Electrodes for measurement of peroxides  
An electrode characterized by a layer of at least one polymer containing ferrocenylalkyl groups. The electrodes are useful in detecting hydrogen peroxide, organic (hydro)peroxides and lipid...
5914026 Implantable sensor employing an auxiliary electrode  
An implantable sensor comprising a biocompatible electroconductive case which houses a measuring electrode, a reference electrode, an auxiliary electrode, and an electronic circuit for measuring...
5804048 Electrode assembly for assaying glucose  
An improved electrode assembly is disclosed for use in assaying glucose in solution, e.g., in undiluted whole blood. The assembly includes a sensor electrode and a special overlaying multi-layer...
5776324 Electrochemical biosensors  
An electrochemical biosensor for determining the level of a target chemical in a biological fluid includes an electrochemical system including a enzyme substrate which reacts with the target...
5759796 Method for the determination of lactic acid in organic materials of alimentary interest and biosensor for putting this method into effect  
A method is described for the determination of lactic acid in organic materials of alimentary interest that involves reacting, in a buffered aqueous medium, a sample of the said materials, or a...
5746898 Electrochemical-enzymatic sensor  
An electrochemical-enzymatic sensor for the determination of substances, in particular glucose, in body fluids, which possesses a good long-term stability, includes: a sensor electrode of...
5696314 Multilayer enzyme electrode membranes and methods of making same  
An electrochemical sensor is designed for use in detecting a concentration of an analyte in a sample solution. The sensor to have a longer useful lifetime, improved stability and improved response...
5683562 Planar sensor for determining a chemical parameter of a sample  
A planar sensor for determining a chemical parameter of a sample, includes a substrate whose surface is at least partly plane and is provided with at least one potentiometric or amperometric and,...
5658444 Electrochemical sensors  
Erythrocyte exclusion membranes suited for test strips of electrochemical sensors have a porous matrix and a mobile erythrocyte aggregating agent. The membranes typically comprise a water-insoluble...
5653864 Protein biosensor and method for protein measurement with the same  
A protein biosensor, which comprises an insulating substrate, a working electrode, a counter-electrode and a reference electrode, each electrodes provided on the insulating substrate, the working...
5607565 Apparatus for measuring analytes in a fluid sample  
A method and apparatus provide a system for measuring a measurable component in a sample. A sample is introduced into a chamber. A permeable membrane to the measurable component allows the...
5601694 Electrochemical sensors  
A solid shale, multi-use electrochemical sensor having an electrically nonconductive substrate, a working electrode, and a semi-permeable membrane covering the working electrode. The working...
5582698 Sensor package  
A solid state, multi-use electrochemical sensor having an electrically nonconductive substrate, a working electrode, and a semi-permeable membrane covering the working electrode. The working...
5573649 Miniaturized oxygen electrode and process of producing same  
The miniaturized oxygen electrode having a small size exceeding the limit of miniaturization of the prior art electrode comprises an insulating substrate 21, 31 and, provided thereon, a pair of...
5567290 Sensor devices  
Sensor devices for examining fluid samples having, between the sample under examination and a detector, a membrane made of polyvinyl chloride in un-plasticized form. This membrane material acts as...
5525511 Electrochemical biosensor stability  
An electrochemical biosensor comprising a conductive support member (2) mounted on a substrate (1) and carbon pads (4) overlying the conductors (2) and surmounted by working electrode and reference...
5497772 Glucose monitoring system  
A glucose monitoring system continuously measures the glucose concentration in a patient's blood, provides an indication of the rate of change of such concentration, and determines whether the...
5352348 Method of using enzyme electrode  
Disclosed is a method of assaying a high concentration of a substance in a liquid sample with a polarographic cell. The cell contains an electrode assembly that includes a reference electrode and a...
5326449 Composite membrane  
A sensor device for measuring the concentration of an analyte in solution is described. The device includes a composite membrane which incorporates a porous membrane containing an immobilized...
5310469 Biosensor with a membrane containing biologically active material  
A sensor for measuring the concentration of an analyte in a solution is disclosed. The sensor may be adapted for use as either an amperometric or a potentiometric sensor. It includes a membrane...
5264092 Redox polymer modified electrode for the electrochemical regeneration of coenzyme  
The present invention relates to an electrochemical enzyme biosensor for use in liquid mixtures of components for detecting the presence of, or measuring the amount of, one or more selected...
5264105 Enzyme electrodes  
An improved enzyme electrode includes a three-dimensional redox polymer network having redox enzymes bound thereto, and also having a protein excluding polymeric coating.
5223124 Method for immobilizing a polypeptide in a polymer and a membrane produced thereby  
The present invention relates generally to the immobilization or incorporation of polypeptides, especially enzymes or other bioactive polypeptides into polymeric matrixes, especially polyurethane,...
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