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7390665 |
Distinguishing test types through spectral analysis
A method and apparatus for automatically selecting test types for an analytical meter system based on the insertion into the meter of a test element. The test element can be an analytical element,...
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7321791 |
Spectral imaging of deep tissue
Apparatus and methods are provided for the imaging of structures in deep tissue within biological specimens, using spectral imaging to provide highly sensitive detection. By acquiring data that...
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6979571 |
Method of using a protective test strip platform for optical meter apparatus
A test strip platform for a testing apparatus of the type using test strips, wherein the platform has a shroud defining a strip track for positioning an inserted strip over an optical aperture for...
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6973233 |
Variable-wavelength optical output device
In a wavelength-variable light outputting apparatus, a diffraction grating 8 and a shielding member 11 which make wavelength and light quantity variable are attached to galvanometric scanners ...
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6930773 |
Spectral imaging
A method is described that includes measuring, at each of a set of W wavelength bins, a spectral response of at least one region of a sample stained with multiple stains, and determining the...
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6862091 |
Illumination device and method for spectroscopic analysis
An illumination subsystem for use in optical analysis which provides spatially and angularly homogenized radiation to the sample being analyzed. The system eliminates the illumination system as an...
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6858401 |
Minimum procedure system for the determination of analytes
A method for determining the presence of an analyte in a fluid is described along with various components of an apparatus specifically designed to carry out the method. The method involves taking a...
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6825930 |
Multispectral imaging system
The invention features a multi-spectral microscopy system for illuminating a sample with light of a selectable spectral content and generating an image of the sample in response to the...
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6821483 |
Reagents test strip with alignment notch
A reagent test strip for use in an apparatus for determining a blood glucose concentration of a sample of whole blood, the apparatus having optics for detecting intensity of light reflected from a...
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6750964 |
Spectral imaging methods and systems
A imaging method is described that includes: obtaining a spectral weighting function indicative of an attribute of the reference sample; illuminating a target sample with light whose spectral flux...
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6690466 |
Spectral imaging system
An imaging system is disclosed comprising an illuminator which produces illumination of any desired pure wavelength or of any selected mixture of pure wavelengths simultaneously, which illuminates...
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EP0864867B1 |
Improved analyzer throughput featuring through-the-tip analysis
Abstract of EP0864867 Apparatus and method for detecting patient sample quality, and/or analytes, in the tip used to aspirate the patient sample liquid and then dispense it onto a slide test...
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6562625 |
Distinguishing test types through spectral analysis
A method and apparatus for automatically selecting test types for an analytical meter system based on the insertion into the meter of a test element. The test element can be an analytical element,...
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6559941 |
UV-VIS spectrophotometry
An ultraviolet/visible/infrared spectrophotometer, with a pulsed light source ( 10 ), has a monochromator with variable slit width to provide variable spectral resolution. The dynamic range at the...
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6541266 |
Method for determining concentration of an analyte in a test strip
The present invention provides a method of measuring an analyte, such as glucose in a fluid sample, such as whole blood, by a reflectance reading device. The method includes making periodic...
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6525330 |
Method of strip insertion detection
A method and apparatus for strip insertion detection in an analytical meter system. The invention allows for individual meter calibration, adaptive thresholding and ambient light correction....
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6497324 |
Sorting system with multi-plexer
A system for sorting articles includes a feed conveyor for launching the articles across an airspace toward a first destination. A light source shines light energy on the articles in the airspace....
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6458326 |
Protective test strip platform
A test strip platform for a testing apparatus of the type using test strips, wherein the platform has a shroud defining a strip track for positioning an inserted strip over an optical aperture for...
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6362878 |
Multipoint wavelength calibration technique
Improved calibration of optical wavelength measuring instruments. In a first embodiment, improved calibration is achieved in an optical wavelength measuring instrument by performing calibration...
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6268162 |
Reflectance measurement of analyte concentration with automatic initiation of timing
A method for measuring analyte concentration in a body fluid involves taking reflectance readings from a first surface of a porous reagent-containing matrix both before and after a sample of the...
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EP1110110A1 |
A SPECTRALLY RESOLVED LIGHT
Abstract not available for EP1110110 Abstract of corresponding document: WO0016133 A spectrally resolved monochromatic light is provided which generally comprises an incoherent small source lamp...
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EP0711407B1 |
MULTI-FUNCTIONAL PHOTOMETER WITH MOVABLE LINKAGE FOR ROUTING OPTICAL FIBERS
Abstract not available for EP0711407 Abstract of corresponding document: WO9504263 A multi-functional photometer includes a scanning mechanism having a housing (10) that bears an articulated...
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6013528 |
Analyzer throughput featuring through-the-tip analysis
Apparatus and method for detecting patient sample quality, and/or analytes, in the tip used to aspirate the patient sample liquid and then dispense it onto a slide test element. Spectrophotometric...
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5946431 |
Multi-functional photometer with movable linkage for routing light-transmitting paths using reflective surfaces
A multi-functional photometer includes a scanning mechanism having a housing that bears a movable linkage. The linkage is coupled to an optical scanning head and incorporates light-transmitting...
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5843692 |
Automatic initiation of a time interval for measuring glucose concentration in a sample of whole blood
A method for measuring a glucose concentration in whole blood uses a reagent test strip having a matrix pad and a reflectance meter. The test strip is placed in the meter, and a blood sample is...
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5812419 |
Fully automated analysis method with optical system for blood cell analyzer
A method of performing a first analysis and a second analysis on a single blood sample obtained with a single blood draw from a patient with an automated analyzer includes the steps of supplying...
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EP0864867A2 |
Improved analyzer throughput featuring through-the-tip analysis
Apparatus and method for detecting patient sample quality, and/or analytes, in the tip used to aspirate the patient sample liquid and then dispense it onto a slide test element. Spectrophotometric...
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5563042 |
Whole blood glucose test strip
A whole blood glucose test strip for measuring glucose in an unmeasured whole blood sample which does not require removal of excess sample, and which is adapted for use in a reflectance reading...
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5542012 |
Multi-functional photometer with movable linkage for routing optical fibers
A multi-functional photometer includes a scanning mechanism having a housing (10) that bears a movable linkage (12). The linkage is coupled to an optical scanning head (18) and incorporates optical...
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5516692 |
Compact blood culture apparatus
The present invention relates to an apparatus for detecting biological activities in a large number of blood culture vials. The vials are placed in discrete disc-like segments and rotated about an...
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5489980 |
Apparatus for rapid and accurate analysis of the composition of samples
An apparatus comprising two light sources, a composite detector, a fixed grating, two independent slits and a mask with a multiplicity of slits analyzes the spectral composition of samples rapidly...
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5488240 |
Apparatus and method for rotating an optical element using a moving coil in a constant magnetic field
An apparatus and method for rotating an optical element, such as a diffraction grating or mirror, utilizes a moving coil actuator and an optical encoder to provide precise element position control....
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5455674 |
Method and apparatus for forensic examination of surfaces
A method of illuminating a deposition of organic material such as, blood, sweat or oil for forensic examination is disclosed. Light having a wide range of wavelengths is generated and directed...
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5449621 |
Method for measuring specific binding assays
An automated patient sample analysis instrument uses assay cartridges which are pre-loaded with all reactants needed to perform an assay. Photometric measurements are performed on the cartridges...
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5436718 |
Mutli-functional photometer with movable linkage for routing optical fibers
A multi-functional photometer includes a scanning mechanism having a housing (10) that bears a movable linkage (12). The linkage is coupled to an optical scanning head (18) and incorporates optical...
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5281396 |
Automated test system for evaluating the physical compatibility of intravenous drugs in solutions
A system for evaluating the physical compatibility of two or more pharmaceutical chemicals in solution mixes chemical solutions in predetermined relative quantities in a test well and, under the...
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5189485 |
Wavelength meter having single mode fiber optics multiplexed inputs
A wavelength meter having a single mode fiber optics input is disclosed. The single mode fiber enables a plurality of laser beams to be multiplexed to form a multiplexed input to the wavelength...
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5055761 |
Smooth rotation by a galvanometer
A method and device for smoothly rotating a diffraction grating in a spectrophotometer by means of a galvanometer includes modifications in the software in the microprocessor which controls the...
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5021646 |
Remote optical path for capillary electrophoresis instrument
An electrophoresis instrument includes a capillary tube mounted in an air cooled cartridge. The cartridge also supports a spherical lens which is part of the optical detection apparatus. The...
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5015069 |
Off axis rotation of diffraction grating
In a spectrophotometer application where high speed positioning is critical, a galvanometer in conjunction with a microprocessor controlled hybrid digital/analog servo system is used to rotate a...
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4973159 |
Spectroscope apparatus and reaction apparatus using the same
A spectroscope apparatus includes a device for separating light from an object to be measured into spectral components, a device for mixing spectral components which exists in a desired wavelength...
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4971439 |
Wavelength calibration method and apparatus
A calibration method and apparatus for economical and rapid calibration of a scientific instrument utilizing a monochromator to generate monochromatic light utilizing controllable means for...
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4838691 |
Method and apparatus for determining calibration accuracy of a scientific instrument
A calibration method and apparatus for economical and rapid calibration of a scientific instrument utilizing a monochromator to generate monochromatic light utilizing controllable means for...
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4820045 |
Equipment for the emission and distribution of light by optical fibers, particularly for in-line spectrophotometric control with the aid of a double beam spectrophotometer
Equipment for the emission and distribution of light by optical fibres, particularly for in-line spectrophotometric control with the aid of a double beam spectrophotometer, namely one channel for...
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4755048 |
Optical analysis of impurity absorptions
Optical apparatus and methods are employed in the determination of impurity components present in both homogenous and non-homogenous light-scattering products. Light sources having wavelengths in...
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