Patent application number | Description | Published |
20090162532 | METHOD AND REAGENT FOR PRODUCING NARROW, HOMOGENOUS REAGENT STRIPS - The present invention concerns a reagent coating mass which can be used in slot-die-coating of flat support materials in the manufacturing processes of test strips. Advantageously, the reagent mass of the invention exhibits certain superior rheological properties such as viscosity, surface tension and thixotropy. The reagent mass is preferably used to coat thin, narrow and homogeneous stripes of reagent material onto flat web material. | 06-25-2009 |
20090242428 | METHOD FOR DETERMINING THE CONCENTRATION OF AN ANALYTE IN A LIQUID SAMPLE USING SMALL VOLUME SAMPLES AND FAST TEST TIMES - Analytes in a liquid sample are determined by methods utilizing sample volumes of less than about 1.5 μl and test times within ten seconds. The methods are preferably performed using small test strips including a sample receiving chamber filled with the sample by capillary action. | 10-01-2009 |
20090246808 | BIOSENSOR WITH IMPROVED ANALYTE SPECIFICITY - A chemistry matrix for use in determining the concentration of an analyte in a biological fluid includes a glucose dehydrogenase, nicotinamide adenine dinucleotide, an alkylphenazine quaternary salt, and/or a nitrosoaniline. The chemistry matrix is used with an electrochemical biosensor to determine the concentration of an analyte after a reaction occurs within the biosensor, at which time an analysis is completed to determine the concentration. A method of determining the concentration of an analyte using the chemistry matrix of glucose dehydrogenase, nicotinamide adenine dinucleotide, an alkylphenazine quaternary salt, and/or a nitrosoaniline is another aspect that is described. The method also further features test times of five seconds or less. Methods utilizing the new chemistry matrix can readily determine an analyte such as blood glucose at concentrations of from about 20-600 mg/dL at a pH of from about 6.5 to about 8.5. | 10-01-2009 |
20110290670 | METHODS FOR ELECTROCHEMICAL ANALYSIS USING MATRIX COMPOSITIONS WITH ALKYLPHENAZINE QUATERNARY SALT AND A NITROSALINE - A chemistry matrix for use in determining the concentration of an analyte in a biological fluid includes a glucose dehydrogenase, nicotinamide adenine dinucleotide, an alkylphenazine quaternary salt, and/or a nitrosoaniline. The chemistry matrix is used with an electrochemical biosensor to determine the concentration of an analyte after a reaction occurs within the biosensor, at which time an analysis is completed to determine the concentration. A method of determining the concentration of an analyte using the chemistry matrix of glucose dehydrogenase, nicotinamide adenine dinucleotide, an alkylphenazine quaternary salt, and/or a nitrosoaniline is another aspect that is described. The method also further features test times of five seconds or less. Methods utilizing the new chemistry matrix can readily determine an analyte such as blood glucose at concentrations of from about 20-600 mg/dL at a pH of from about 6.5 to about 8.5. | 12-01-2011 |
20120103833 | METHOD FOR DETERMINING THE CONCENTRATION OF AN ANALYTE IN A LIQUID SAMPLE USING SMALL VOLUME SAMPLES AND FAST TEST TIMES - Analytes in a liquid sample are determined by methods utilizing sample volumes of less than about 1.0 μl and test times within about nine seconds. The methods are preferably performed using small test strips including a sample receiving chamber filled with the sample by capillary action. | 05-03-2012 |
20120103834 | METHOD FOR DETERMINING THE CONCENTRATION OF AN ANALYTE IN A LIQUID SAMPLE USING SMALL VOLUME SAMPLES AND FAST TEST TIMES - Analytes in a liquid sample are determined by methods utilizing sample volumes of up to 1.0 μl and test times from about 4 to about 9 seconds after detection of the sample. The methods are preferably performed using small test strips including a sample receiving chamber filled with the sample by capillary action. | 05-03-2012 |
20120181187 | DETERMINATION OF BLOOD GLUCOSE IN A SMALL VOLUME AND IN A SHORT TEST TIME - Analytes in a liquid sample are determined by methods utilizing sample volumes of less than about 1.0 μl and test times within about six seconds. The methods are preferably performed using small test strips including a sample receiving chamber filled with the sample by capillary action. | 07-19-2012 |
20120181188 | DETERMINATION OF BLOOD GLUCOSE IN A SMALL VOLUME AND IN A SHORT TEST TIME USING A CHEMICAL COATING INCLUDING BINDERS AND VERY SHORT READ POTENTIALS - Analytes in a liquid sample are determined by methods utilizing sample volumes of less than about 1.0 μl and test times within about eight seconds. The methods are preferably performed using small test strips including a sample receiving chamber filled with the sample by capillary action. | 07-19-2012 |
20120186996 | DETERMINATION OF BLOOD GLUCOSE IN A SMALL VOLUME AND IN A SHORT TEST TIME USING SHORT READ POTENTIALS - Analytes in a liquid sample are determined by methods utilizing sample volumes of less than about 1.0 μl and test times within about eight seconds. The methods are preferably performed using small test strips including a sample receiving chamber filled with the sample by capillary action. | 07-26-2012 |
20120263879 | VACUUM ASSISTED SLOT DIE COATING TECHNIQUES - Systems, apparatuses, techniques and processes for applying a wet film to a substrate using a slot die are provided. In one form, the air pressure around at least a portion of the discharge end of the slot die is adjustable by the application of a vacuum force in order to control the width and thickness of the wet film being applied to the substrate. In one aspect of this form, the wet film is a narrow, continuous stripe of reagent material applied to a moving web of the substrate from which a plurality of test elements will be obtained. However, different forms and applications are also envisioned. | 10-18-2012 |
20130228473 | METHOD FOR DETERMINING THE CONCENTRATION OF AN ANALYTE IN A LIQUID SAMPLE USING SMALL VOLUME SAMPLES AND FAST TEST TIMES - Analytes in a liquid sample are determined by methods utilizing sample volumes of up to 1.0 μl and test times from about 4 to about 9 seconds after detection of the sample. The methods are preferably performed using small test strips including a sample receiving chamber filled with the sample by capillary action. | 09-05-2013 |
20130284610 | Determining Blood Glucose in a Small Volume Sample Receiving Cavity and in a Short Time Period - The concentration of glucose in a blood sample is determined by methods utilizing test strips having a sample receiving cavity having a volume of less than 1 μl and determining the glucose concentration within a time period of less than 10 seconds. | 10-31-2013 |
20140127728 | REAGENT MATERIALS AND ASSOCIATED TEST ELEMENTS - Reagent materials and associated test elements are provided. In one embodiment, a test element having dual functionality includes a first coenzyme-dependent enzyme or a substrate for the first enzyme, a second coenzyme-dependent enzyme or a substrate for the second enzyme, and a coenzyme selected from the group consisting of thio-NAD, thio-NADP, and a compound according to formula (I). In one aspect, the first analyte is hydroxybutyrate and the first enzyme is a hydroxybutyrate dehydrogenase, and the second analyte is glucose and the second enzyme is a glucose dehydrogenase or a glucose oxidase. Other aspects of the subject application are directed to unique reagent materials. Further embodiments, forms, objects, features, advantages, aspects, and benefits shall become apparent from the description and drawings. | 05-08-2014 |