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6759009 |
Method and device for clotting time assay
A self-contained analyzer quantitatively detects a clotting event in a biological fluid. The device includes a base having an open reservoir for receiving the biological fluid. A carrier for a...
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6753187 |
Optical component based temperature measurement in analyte detection devices
Reflectance based methods and devices are provided for determining the concentration of an analyte in a fluid sample. In practicing the subject methods, a fluid sample is applied to a matrix...
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6752962 |
Miniaturized integrated sensor platform
A miniaturized integrated sensor ( 50 ) useful for indicating the presence of a sample analyte is disclosed. The sensor ( 50 ) has a platform ( 52 ) with an upper surface ( 53 ) and a detector ( 62...
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6743633 |
Method for performing microassays
A system and method for analyzing a plurality of liquid samples. The system has a platen having two substantially parallel planar surfaces and a plurality of through-holes dimensioned so as to...
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6740293 |
Housing for test strip device and test strip therefor
Testing devices for detecting a physical condition from a fluid specimen having, a housing movable from open to closed position for access to a test strip holding channel for a test strip, said...
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6740294 |
Method for the analysis of gaseous components and test kit, in particular test kit for the implementation of this method
The present invention relates to a method for the analysis of a gaseous component or of a component that can be transformed into gaseous form ( 23 ) of a sample ( 5 ) which provides that the sample...
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6737278 |
Ligand binding assay and kit with a separation zone for disturbing analytes
The invention relates to a method for determining an analyte by means of binding reactions, which method comprises: i) applying the sample to an application zone for sample (ASZ) on a flow matrix...
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6737277 |
Immunoassay devices and materials
An immunochemical assay device comprising a base member, an array disposed on the base member, and at least one assay indicia zone. The array comprises (i) a reservoir pad to receive sample liquid,...
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6737276 |
Method and device for determining the total organic carbon content in liquids, especially ultra-pure water
A method and an apparatus is provided for the determination of the content of organic carbon (TOC) of liquids, in particular ultra-pure water, wherein a liquid sample under investigation is located...
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6730268 |
Device and methods for single step collection and assaying of biological fluids
Devices, and methods for the use of same, for collecting and assaying a biological fluid in a single step. One method provides means to control and direct the flow of a sample of the biological...
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6730494 |
Alcohol concentration test delivery system
The present invention relates to an alcohol concentration assay test system, including compositions and methods for storing multiple alcohol concentration assay tests and compositions and methods...
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6730520 |
Low fluorescence assay platforms and related methods for drug discovery
One aspect of the present invention is a multi-well platform for fluorescence measurements, comprising a plurality of wells within a frame, wherein the multi-well platform has low fluorescence...
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6727103 |
Binding assays
In accordance with a first aspect, a binding assay comprises a machine-readable storage medium which supports a molecular receptor ( 22 ). In accordance with a second aspect, a support member ( 50...
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6726879 |
Dual chambered fluid specimen testing device and method
A fluid specimen collecting and testing device has two chambers each sealable by a lid. A first chamber has a portion of the specimen volume for carrying out a field test. A second chamber...
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6723500 |
Test strips having reaction zones and channels defined by a thermally transferred hydrophobic barrier
Test strips, and methods for their manufacture and use in the determination of the concentration of at least one analyte in a physiological sample are provided. The subject test strips have a...
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6723285 |
Food freshness indicator
A system to detect spoilage of a food product is described in this invention. The present invention can be used to see if a food product is spoiled, by mixing a part of the food product with an...
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6723290 |
Container for holding biologic fluid for analysis
A container for holding a biologic fluid sample for analysis is provided which includes a chamber and a label. The chamber includes a first wall, a transparent second wall, and at least one feature...
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6720143 |
Genetic assay system
A genetic analysis device particularly for determining the presence or absence of Single Nucleotide Polymorphisms (SNPs) within specific sequences of DNA. The device includes a housing, at least...
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6719691 |
Method, device and kit for obtaining biological samples
A kit for generating a biological sample from a discharge emitted from a portion of a body includes an absorbent pad for deploying adjacent to the portion of the body and a portable device for...
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6716577 |
Electrochemical test strip for use in analyte determination
Electrochemical test strips and methods for their use in the detection of an analyte in a physiological sample are provided. The subject test strips have a reaction zone defined by opposing metal...
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6716350 |
Microplate protective tray undercover
A laboratory device design particularly for a multiplate format that includes a tray having at least one well with a support associated with the well, and a removable undercover. The undercover...
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6716639 |
Immunoassay apparatus for detecting nicotine or continine
The invention relates to an immunoassay apparatus, comprising a dry, porous substrate having at least two sections ( 1, 2 ), communicating with one another in the moist state by capillary action,...
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6713023 |
Flow cell for chemical reactions
Devices and methods are disclosed for synthesizing compounds on the surface of supports. The devices are flow devices, which include a housing comprising a housing chamber. The housing has an...
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6713260 |
Methods of identifying compounds that bind to target species under isothermal denaturing conditions
The present invention provides a method for identifying a test compound that binds to a target species. The method includes: incubating at least one test mixture under isothermal denaturing...
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6713018 |
Dry chemical analysis element cartridge
A dry chemical analysis element cartridge includes a box-like cartridge casing in which a plurality of chemical analysis elements are stacked and are taken out through an element take-out port...
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6709633 |
Disposable devices for testing body fluids
A self-contained disposable device to be used in testing a body fluid, particularly urine. The device is in the form of a 3-ply composite comprising an intermediate ply and outer plies on opposite...
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6706537 |
Sterilization monitors and method of use
A sterilization monitor includes a substrate and an monitor composition. The monitor composition contains a colorant and a halogen source and undergoes a distinct color change when exposed to a...
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6702988 |
Automatic on-site drug testing system and method
A system and method for on-site drug testing rapidly and objectively performs a drug screen on a urine sample at a collection center. The system includes a plurality of collection centers, wherein...
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6703205 |
Apparatus and methods for correcting for variable velocity in microfluidic systems
Electrokinetic devices having a computer for correcting for electrokinetic effects are provided. Methods of correcting for electrokinetic effects by establishing the velocity of reactants and...
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6702987 |
Bioactive porous partition members
The present invention provides bioactive porous partition members for use in connection with studies or tests of the blood coagulation process, wherein the porous partition members have an aperture...
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6699721 |
Surface coatings for hot-melt adhesive film
A low temperature melt film such as EVA is prepared for laser capture microdissection by having a thin specimen non-adhering coating in the range of 0.1% to 10% of the total film thickness placed...
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6696021 |
Device for analyzing biological and medical specimens
The invention relates to a device for analyzing biological or medical specimens, such as nucleic acids, tissue and the like, in which a closure element is provided for the leaktight closure of a...
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6696264 |
Method and apparatus for detection of multiple biological materials with a heterogeneous antibody mixture
The present invention relates to bioassay materials useful for the detection of toxic substances and, more particularly, to packaging materials for food and other products, along with methods for...
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6696024 |
Device for the capillary transport of liquid
The invention concerns a device for the capillary transport of a liquid between two opposite, essentially planar layers, in which the two layers are arranged parallel to one another at such a...
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6692973 |
Surface binding of an immunoglobulin to a flexible polymer using a water soluble varnish matrix
The present invention relates to bioassay materials useful for the detection of toxic substances and, more particularly, to packaging materials for food and other products, along with methods for...
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RE38430 |
Solid phase chromatographic immunoassay
A chromatographic test strip comprising a solid support having at least a first portion and a second portion with said portions being in the same plane so as to permit capillary flow communication...
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6689317 |
Immunoassay apparatus for diagnosis
Immunoassay analytical test apparatus for allergy diagnosis, which apparatus comprises a zone for receiving a sample containing an analyte, a zone for receiving a mobile phase (the zone may be the...
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6689619 |
Solvent-activated color-forming compositions
The present invention provides an object, which, in its outer surface contains a color-forming composition which comprises a solvent-absorbing material that is generally a polymer; a color-former...
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6689320 |
Test strip measuring system
In a test strip measuring system, such as for measuring the concentration of certain substances in body fluids, the system consists of a test strip onto which the fluid to be investigated is...
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6686208 |
Device and method for carrying out fluoresence immunotests
The invention relates to devices and methods for carrying out quantitative fluorescence immunoassays using evanescent field excitation. Light from at least one light source is directed onto the...
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6686167 |
Test device for detecting semen and method of use
A test device ( 20 ) for detecting semen includes a strip ( 22 ) having an introduction station ( 24 ), a test station ( 26 ), and a control station ( 28 ) disposed in spaced apart relationship....
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6682899 |
Apparatus and method for detecting and identifying infectious agents
Solid phase methods for the identification of an analyte in a biological medium, such as a body fluid, using bioluminescence are provided. A chip designed for performing the method and detecting...
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6682704 |
Magazine for storing test elements
The invention concerns a magazine for storing test elements ( 1 ) with one or several test zones ( 3 ) which are attached adjacent to one another on a rectangular support, wherein the magazine has...
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6677158 |
Method for measurement of glycated hemoglobin by a rapid strip test procedure
The present invention is directed to a novel method for measurement of glycated hemoglobin, as well as assay methods and processes that can be used outside the medical laboratory setting to...
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6676901 |
Oxygen indicator package equipped with oxygen indicator and method for manufacturing the same
The present invention provides an oxygen indicator comprising: an oxygen indicating agent including a substrate and an oxygen indicator composition fixed at the surface of the substrate; and a...
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6673596 |
In vivo biosensor apparatus and method of use
Disclosed are bioluminescent bioreporter integrated circuit devices that detect selected analytes in fluids when implanted in the body of an animal. The device comprises a bioreporter that has been...
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6673629 |
Neutralization of polycations in a chromatographic device for whole blood use
A chromatography assay device and method for use with whole blood samples utilizing a red blood cell separating agent to aggregate red blood cells and permit plasma or serum to flow by capillary...
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6673628 |
Analytical test device and method
An analytical test device is described for the immunochromatographic determination of the presence of one or more analytes in fluid samples. The device is configured such that the sample is allowed...
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6673627 |
Whole blood collection device
A system for collecting a whole blood sample includes a fill port ( 32 ), a metering chamber ( 72 ), a gasket or seal ( 16 ) and a reservoir ( 74 ). The gasket or seal ( 16 ) is positioned to a...
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6669907 |
Devices comprising multiple capillarity inducing surfaces
Assay device structures for a device where fluid flows from a one region to another. The device structures comprising one or more capillarity-inducing structures; where the capillarity-inducing...
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