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7616303 Systems and methods for correcting optical reflectance measurements  
We disclose measurement systems and methods for measuring analytes in target regions of samples that also include features overlying the target regions. The systems include: (a) a light source; (b)...
7616123 Apparatus and method for noninvasively monitoring for the presence of alcohol or substances of abuse in controlled environments  
The present invention relates generally to non-invasive methods and apparatuses for determining analyte properties of a subject and identity characteristics of a subject. Embodiments of the present...
7613504 Spectroscopic cross-channel method and apparatus for improved optical measurements of tissue  
According to the invention, a sampling system for spectroscopic measurements of a biological sample is disclosed. The sampling system includes a plurality of illumination points, a plurality of...
7613486 Method and apparatus for evaluating human stress using photoplethysmography  
A method of evaluating human stress using photoplethysmography (PPG) includes defining at least one PPG parameter, radiating light having at least one wavelength, which reacts to a blood component...
7606606 Patient monitoring device with multiple sensors  
The invention relates to a patient measurement device, especially to a pulse oximeter, provided with multiple sensors. In order to reduce the hardware required by a measurement performed through...
7604592 Method and apparatus for a point of care device  
A plurality of Point-of-Care (POC) tests on a single cartridge ( 300 ) is provided such that sequential or nonsequential tests may be performed in an integrated fashion without changing the test...
7603166 Method and apparatus for detection of vulnerable atherosclerotic plaque  
Methods for the detection of inflammation associated with vulnerable atherosclerotic plaque to prevent heart attack and stroke are disclosed. The methods are also applicable to detection of...
7603153 Multi-element probe array  
A multi-element probe array suitable for sensing or stimulating is disclosed. In one embodiment, the multi-element probe array includes a plurality of microfibers extending longitudinally and...
7603151 Non-invasive methods of using spectral information in determining analyte concentrations  
A non-invasive method of determining the concentration of an analyte uses Raman or fluorescence spectral information. A high-intensity band of light is applied to one side of skin tissue. The...
7599065 Specimen analysis system obtaining characteristic of specimen by diffusion approximation  
In a specimen analysis system: incident light is injected into a specimen at an injection position on the specimen; an information acquisition unit acquires first information carried by light...
7598483 Optical element and optical measurement device using the optical element  
Provided is an optical element in which a groove for a sample to make contact can be formed without machining or etching a material for an optical element, and in which the scattering of a light at...
7598088 Optical imaging method and system for characterization and mapping of tissue lesions  
The present invention provides a method and an apparatus for the in vivo, non-invasive, early detection of alterations and mapping of the grade of these alterations, caused in the biochemical...
7585278 Analyte monitor  
Provided is an analyte monitoring device having a housing, the device comprising: a plurality of needles, each having a tip, a retracted position, a position wherein the tip is extended from the...
7577469 Noninvasive transdermal systems for detecting an analyte in a biological fluid and methods  
The present invention relates to noninvasive transdermal systems comprised of a noninvasive transdermal patch and a reflectometer. The noninvasive transdermal patches are comprised of a wet...
7566309 Blood water content detection device and hemodialysis timing determination device  
A blood water content detection device includes a pulse wave detection section which noninvasively detects a peripheral pulse wave, and an index extraction section which extracts an index which...
7561905 Shunt barrier in pulse oximeter sensor  
A pulse oximeter sensor comprising an emitter and a detector disposed on a substrate layer with a thinned portion between the emitter and the detector. A partially transparent covering layer covers...
7558609 Cerebral-ischemia supervisory monitor  
A cerebral-ischemia supervisory monitor includes: a pair of optical fibers which each have a tip part that can be placed substantially perpendicularly to an exterior surface of a cerebrum; an...
7553280 Implanted sensor processing system and method  
A quantitative measurement system includes an external unit ( 101 a ) and an internal unit ( 102 a ) are provided for obtaining quantitative analyte measurements, such as within the body. In one...
7551950 Optical apparatus and method of use for non-invasive tomographic scan of biological tissues  
The present invention relates to a non-invasive optical system equipped with optical tomographic scanning method and algorithm for quantifying scattering and absorption properties and chromophore...
7541602 System and method for noninvasively monitoring conditions of a subject  
A method and system are presented for use in determining one or more parameters of a subject. A region of interest of the subject is irradiated with acoustic tagging radiation, which comprises at...
7538865 Source and detector sensor arrangement  
A device has various arrangements of source and detector sensors. In specific implementations, the device has at least four structures, one source and three detectors, two sources and two...
7536213 Reduction in scattering from a turbid medium by photo-bleaching  
A method is proposed whereby photo-bleaching is used not only to change the absorption and fluorescence of a sample but is also employed to change its scattering characteristics. When the compounds...
7526329 Multiple reference non-invasive analysis system  
A non-invasive imaging and analysis system suitable for measuring concentrations of specific components, such as blood glucose concentration and suitable for non-invasive analysis of defects or...
7526328 Manual and automatic probe calibration  
Embodiments of the present disclosure include an optical probe capable of communicating identification information to a patient monitor in addition to signals indicative of intensities of light...
7526327 Instrument having optical device measuring a physiological quantity and means for transmitting and/or receiving data  
There is disclosed a portable instrument including an optical device ( 4; 5; 6 ) for measuring a physiological quantity, particularly the heart rhythm, and data emission and/or reception means, the...
7525647 Medical device probe with source and detector sensors  
A probe for a medical device with source and detector sensors is used to monitor or measure, or both, oxygen saturation levels in a tissue. In various specific implementations, the probe has at...
7519406 Noninvasive analyzer sample probe interface method and apparatus  
A method and apparatus are provided for noninvasive sampling. More particularly, the method and apparatus relate to control of motion of an optical sample probe interface relative to a tissue...
7515938 Receiver and data transfer method  
The invention relates to a memory card for a mobile telephone, and a data-transfer method. The memory card according to the invention includes a receiver, which is able to receive information from...
7515265 Imaging systems and methods to improve backscattering imaging using circular polarization memory  
An optical technique to improve the imaging of a target inside suspensions of scattering particles includes the illumination of the scattering particles with circularly polarized light. The...
7509494 Interface cable  
An interface cable is configured to connect a host instrument to a physiological sensor. The interface cable has an ID signal input from the sensor and a LED drive signal input from the host...
7509153 Method and apparatus for control of skin perfusion for indirect glucose measurement  
A method and apparatus for noninvasive glucose measurement measures glucose indirectly from the natural response of tissue to variations in analyte concentration. The indirect measurement method...
7500951 Lesion detecting system  
A capsule medical apparatus includes a reaction plane on which one or more kinds of reacting substance reacting with an internal substance in the body to be examined are fixed, wherein the reacting...
7499835 Variable indication estimator  
A variable indication estimator which determines an output value representative of a set of input data. For example, the estimator can reduce input data to estimates of a desired signal, select a...
7499738 Subcutaneous analyte sensor  
Assembly and method for measuring the concentration of an analyte in a biological matrix. The assembly includes an implantable optical-sensing element that comprises a body, and a membrane mounted...
7496392 Fiber optic device for sensing analytes  
A device for sensing analyte concentration, and in particular glucose concentration, in vivo or in vitro is described. An optical conduit, preferably an optical fiber, has an optical system at the...
7486979 Optically aligned pulse oximetry sensor and technique for using the same  
A physiological sensor is provided that includes an emitter and detector disposed on a frame such that the emitter and detector define an optical axis. The frame includes one or more pair of...
7486978 Catheter head  
The present invention relates to a catheter head comprising: means ( 104, 108; 306, 304; 320; 322; 326; 338 ) for directing of radiation to a blood detection volume ( 220; 310 ), means ( 104, 108;...
7486976 Optical non-invasive blood monitoring system and method  
A simple noninvasive technique that is capable of very accurate and fast blood analyte, e.g., glucose, level monitoring is provided. Fluctuation in the levels of glucose and other analytes affect...
7483731 Medical sensor and technique for using the same  
A sensor may be adapted to provide output to indicate when the sensor experiences abnormal forces or pressure. The forces may be outside forces, or the forces may be generated by patient motion. A...
7483730 Low-noise optical probes for reducing ambient noise  
An optical probe, which is particularly suited to reduce noise in measurements taken on an easily compressible material, such as a finger, a toe, a forehead, an earlobe, or a lip, measures...
7477393 Specimen analysis system obtaining characteristic of specimen by diffusion approximation  
In a specimen analysis system: a light injection unit selectively injects unscattered light and scattered light into a specimen at an incident position on the specimen, and an information...
7471975 Optical tensor imaging  
A method of measuring local and propagating pulsatile behavior of a vasculature system provides a way to non-invasively measure vascular dynamics and, in particular, allows for objective...
7467065 Computer interface for diagnostic meter  
A smart interface assembly is provided which enables convenient, instant, and discreet communication between an analytical meter and a computer, the transfer of data from the analytical system,...
7463916 Optical measurement apparatus for living body  
An optical measurement apparatus for a living body having light transmitting elements for transmitting light to a plurality of positions in areas to be examined within a living body detects light...
7460895 Method for generating a net analyte signal calibration model and uses thereof  
A method for generating a net analyte signal calibration model for use in detecting and/or quantifying the amount of an analyte in a test subject. The net analyte signal can be generated by...
7460894 Biological optical measuring instrument  
A biomedical optical measurement apparatus comprising a light source unit for generating an inspection light containing multiple lights modulated at different frequencies, a light-receiving unit...
7450980 Intracorporeal substance measuring assembly  
An intracorporeal substance measuring assembly to be provided in an embedded-type substance sensor for detecting and measuring an intercorporeal analyte includes: a detection layer containing at...
7447533 Implantable electronic medical device having an encapsulated optical transducer  
An implantable electronic device has a main housing with a leak-proof-sealed housing chamber containing electronic circuitry. An optical module is connected to the main housing, and has a module...
7445766 Medical device and method for diagnostic sensing  
Devices are provided for use in medical diagnostics which include a substrate, a plurality of discrete reservoirs located in the substrate, each reservoir having at least one opening, at least one...
7438855 Apparatus for measuring glucose concentration  
An apparatus for measuring a glucose concentration is noninvasive, accurate, and compact. The apparatus includes a detection unit ( 10 ) and a principal component analysis (PCA) unit ( 20 ). The...