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Surgery > Diagnostic Testing > Measuring Or Detecting Nonradioactive Constituent Of Body Liquid By Means Placed Against Or In Body Throughout Test > Infrared, Visible Light, Or Ultraviolet Radiation Directed On Or Through Body Or Constituent Released Therefrom Infrared, Visible Light, Or Ultraviolet Radiation Directed On Or Through Body Or Constituent Released TherefromInfrared, Visible Light, Or Ultraviolet Radiation Directed On Or Through Body Or Constituent Released Therefrom patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.11/30/06 - 20060270919 - Biomarkers sensing A method of, and system for, assaying for selected constituents in liquid mixtures confined by corresponding containing structures having relatively small electromagnetic absorption in at least one transmission wavelength range for transmissions of electromagnetic radiation therethrough, including in vivo assaying for a presence of selected constituents in bloodstreams in circulatory ... 11/23/06 - 20060264718 - Method and apparatus for improving performance of noninvasive analyte property estimation The invention relates to noninvasive analyte property determination. More particularly, the invention relates to a method and apparatus for performing conditional additional acquisition of noninvasive spectra to improve analyzer performance. Conditional additional data acquisition is used to confirm, update, and/or supplement spectral data. ... 11/23/06 - 20060264717 - Photoacoustic assay method and apparatus A method of assaying an analyte in a body part comprising: illuminating the body part with at least one pulse of light at each of first and second wavelengths that stimulates photoacoustic waves in a first, target, region and a second, reference, region of the body part, wherein the reference ... 11/16/06 - 20060258918 - Combination analyte measurement device and method of use A combination non-invasive analyte reading and sample analyte reading device for both non-invasively measuring the presence, absence, or concentration of one or more analytes in a tissue of a subject and measuring the presence, absence, or concentration of one or more analytes in a biological sample of a subject includes ... 11/09/06 - 20060253007 - Apparatus and method for non-invasive and minimally-invasive sensing of parameters relating to blood Medical diagnostic system, apparatus and methods are disclosed. Optical transmitters generate radiation-containing photons having a specific interaction with at least one target chromophore in a target structure, preferably a blood vessel such as the interior jugular vein. The optical transmitters transmit the radiation into at least a first area including ... 10/26/06 - 20060241361 - Living body light measuring device There is provided a living body light measuring device capable of monitoring a time curve of a blood substance concentration as time curves of parameters of a signal waveform and judging or analyzing characteristic traits of a subject relevant to the parameters of the signal waveform, wherein a signal processor ... 10/26/06 - 20060241360 - Living body measuring apparatus Disclosed a living body measuring apparatus which comprises data measurement means for measuring plural types of biological data of a user, data selection means for selecting one of the plural types of measured biological data, data display means for displaying the selected biological data, a plurality of light emitters corresponding ... 10/12/06 - 20060229509 - Multiple wavelength sensor attachment A physiological sensor is adapted to removably attach an emitter assembly and a detector assembly to a fingertip. The emitter assembly is adapted to transmit optical radiation having multiple wavelengths into fingertip tissue. The detector assembly is adapted to receive the optical radiation after attenuation by the fingertip tissue. The ... 10/12/06 - 20060229508 - Adhesive fluorescence measurement patch An adhesive fluorescence measurement patch for use with a fluorescent light-emitting bead implanted within a user's body includes an adhesive sheet configured for removable adhesion to the user's body, a light emitter attached to the adhesive sheet, and a light detector attached to the adhesive sheet. The light emitter is ... 10/12/06 - 20060229507 - Adhesive fluorescence measurement band A fluorescence measurement band for use with a fluorescent light-emitting bead implanted within a user's body includes a band configured for secure and removable positioned about a portion of the user's body, a light emitter attached to the band and a light detector attached to the band. The light emitter ... 10/05/06 - 20060224054 - Pulse wave detecting device and method therefor A pulse wave measuring apparatus can determine an optimum combination of a pair of light-emitting element and light-receiving element out of plural light-emitting elements and plural light-receiving elements on a real time basis according to a difference of signal intensity of a pulse wave signal from the light-receiving element and ... 10/05/06 - 20060224053 - Apparatus and method for non-invasive and minimally-invasive sensing of venous oxygen saturation and ph levels Medical diagnostic apparatus and methods are disclosed. Ultrasound radiation pressure selectively modulates a target area within a body. One or more pulses of radiation containing temporally correlated groups of photons are generated. The photons are characterized by two or more different wavelengths that are selected to have specific interaction with ... 09/21/06 - 20060211925 - Physiological parameter confidence measure Confidence in a physiological parameter is measured from physiological data responsive to the intensity of multiple wavelengths of optical radiation after tissue attenuation. The physiological parameter is estimated based upon the physiological data. Reference data clusters are stored according to known values of the physiological parameter. At least one of ... 09/21/06 - 20060211924 - Multiple wavelength sensor emitters A physiological sensor has light emitting sources, each activated by addressing at least one row and at least one column of an electrical grid. The light emitting sources are capable of transmitting light of multiple wavelengths and a detector is responsive to the transmitted light after attenuation by body tissue. ... 09/21/06 - 20060211923 - Multiple wavelength sensor equalization A physiological sensor has intensity compensation introduced along an optical path from emission to detection so as to compensate for unequal tissue attenuation as a function of wavelength. The sensor has emitters configured to transmit optical radiation having multiple wavelengths into a tissue site. At least one detector is capable ... 09/21/06 - 20060211922 - Multiple wavelength sensor substrate A physiological sensor has emitters configured to transmit optical radiation having multiple wavelengths in response to corresponding drive currents. A thermal mass is disposed proximate the emitters so as to stabilize a bulk temperature for the emitters. A temperature sensor is thermally coupled to the thermal mass. The temperature sensor ... 09/14/06 - 20060206017 - Living body photometric device By making use of a set of loading of stimulation and no loading, variation signals in time of hemoglobin density at a plurality of measurement points of a subject attached of an optical measurement probe and corresponding to a plurality of channels are detected, and for the respective detected hemoglobin ... 09/07/06 - 20060200012 - Methods and sensors for monitoring internal tissue conditions The present invention relates to fiberoptic sensors embedded within a surgical drain to monitor the condition of tissue proximate to the surgical drain and methods of processing data from the sensors. The light transmitting and collecting tips of the optical fibers are adapted to enable sideways interrogation of the adjacent ... 08/31/06 - 20060195021 - Noninvasive blood analysis by optical probing of the veins under the tongue A method for analysis of blood components or parameters is disclosed where a probe having an excitation outlet and a response inlet is placed in proximity to or in contact with a tissue of an underside of a patient's tongue over a big vein in the tongue so that an ... 08/24/06 - 20060189858 - Analyte detection system for multiple analytes An apparatus for analyzing the composition of bodily fluid. The apparatus comprises a fluid handling network including a patient end configured to maintain fluid communication with a bodily fluid in a patient; and a pump unit in operative engagement with the fluid handling network. The pump unit has an infusion ... 08/17/06 - 20060183983 - Compact apparatus for noninvasive measurement of glucose through near-infrared spectroscopy The invention involves the monitoring of a biological parameter through a compact analyzer. The preferred apparatus is a spectrometer based system that is attached continuously or semi-continuously to a human subject and collects spectral measurements that are used to determine a biological parameter in the sampled tissue. The preferred target ... 08/17/06 - 20060183982 - Optical element for measuring information of living body and device for measuring information of living body using the optical element The present invention provides an optical element for measuring information of living body for noninvasively measuring a body fluid component in a test sample of living body with high accuracy, stability, and ease. The optical element includes a light incident surface, a contact surface contacting living body and having a ... 08/10/06 - 20060178570 - Methods and apparatuses for noninvasive determinations of analytes The present invention provides methods and apparatuses for accurate noninvasive determination of tissue properties. Some embodiments of the present invention comprise an optical sampler having an illumination subsystem, adapted to communicate light having a first polarization to a tissue surface; a collection subsystem, adapted to collect light having a second ... 08/03/06 - 20060173253 - Systems and methods for detection of wound fluid blood and application of phototherapy in conjunction with reduced pressure wound treatment system Wound fluid blood detection systems and methods are described that are operable in conjunction with reduced pressure wound treatment (RPWT) systems, as well as ancillary therapy and monitoring systems applied concurrently with RPWT systems. The blood detection monitor operates by optically characterizing the content of wound fluids to the extent ... 07/27/06 - 20060167349 - Apparatus for non-invasive determination of direction and rate of change of an analyte The present invention relates generally to a non-invasive method and apparatus for measuring a fluid analyte, particularly relating to glucose or alcohol contained in blood or tissue, utilizing spectroscopic methods. More particularly, the method and apparatus incorporate means for detecting and quantifying changes in the concentration of specific analytes in ... 07/27/06 - 20060167348 - 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 providing a set of in vivo infrared spectra for a test subject during a period in which ... 07/27/06 - 20060167347 - Composite spectral measurement method and its spectral detection instrument The present invention discloses a spectral measurement method via continuous light source and discrete light source, and a measurement instrument for non-invasive detection of human body tissue components. Said instrument includes an incident unit, a probe, a receiving unit and a data processing unit. Said composite spectral measurement method improves ... 07/20/06 - 20060161055 - Probe design An optical probe, for acquiring measurements of material in a surface, the probe comprising: a probe body; at least one illuminating optical fiber that transmits light to a distal end thereof to illuminate a region of the surface and interact with the material; and at least one receiving optical fiber, ... 07/13/06 - 20060155177 - Method & apparatus for monitoring cerebral physiology A method and apparatus for predicting the outcome of head injury trauma by monitoring cerebrospinal fluid (CSF) characteristics, preferably by monitoring the pH of CSF. The apparatus includes a catheter with a wall section adapted to permit CSF to flow therein, and a sensor located within the catheter such that ... 07/06/06 - 20060149142 - Monitoring one or more solutes in a biological system using optical techniques This invention is a scheme for monitoring a solute in a biological system comprising the steps of delivering light into a biological system (12) containing a solute, the light having a wavelength selected to be in a range wherein the solute is substantially non-absorbing; detecting at least first and second ... 06/29/06 - 20060142649 - Imaging device, method thereof, and program To realize an imaging device, imaging method and program capable of improving image quality. This invention controls light sources so as to irradiate a body with irradiation light of a luminance level higher than that in the air arriving at the body, adjusts the imaging sensitivity of a solid imaging ... 06/22/06 - 20060135860 - Signal quality metrics design for qualifying data for a physiological monitor A method and a device for determining the quality of signal used for measuring a physiological parameter. One embodiment of the present invention is directed towards a pulse oximeter, where the measured physiological parameter includes a patient's pulse rate and blood oxygen saturation. The signal quality, which is indicative of ... 05/11/06 - 20060100490 - Cross-sectional mapping of spectral absorbance features Designs, implementations, and techniques for optically measuring a sample to obtain spectral absorbance map of the sample. Light at different wavelength bands may be used to detect different absorption features in the sample. Multiple light sources may be used including tunable lasers. ... 05/11/06 - 20060100489 - Method and apparatus for determining tissue viability A tissue viability monitor (TVM) for determining viability of a biological tissue comprising: at least one light source controllable to illuminate the tissue with light that generates photoacoustic waves therein; at least one acoustic transducer that generates signals responsive to the photoacoustic waves; and a controller that receives the signals ... 04/27/06 - 20060089547 - Sensor for radiance based diagnostics The present invention provides a sensor for radiance based diagnostics of body tissues comprising a performing component and an adhering component, the performing component comprising at least one radiance source for radiating a tissue and at least one detector for detecting rays emitted from the radiance source. The adhering component ... 04/27/06 - 20060089546 - Measurement and treatment system and method A non-intrusive physiological data measurement system and method, as well as an optically induced treatment system, are described. The measurement system includes a monitoring mechanism that includes light emitter modules capable of emitting light at at least two wavelengths. The light emitted from the light emitter modules is transmitted through ... 04/06/06 - 20060074282 - Nitric-oxide detection using raman spectroscopy In an emergency medicine patient, accurate measurement of change or lack thereof from non-shock, non-ischemimc, non-inflammation, non-tissue injury, non-immune dysfunction conditions is important and is provided, as practical, real-time approaches for accurately characterizing a patient's condition, using Raman spectroscopy with a high degree of accuracy, Resonance Raman spectroscopy is used ... 04/06/06 - 20060074281 - Variable wavelength generating method and apparatus thereof, for use in measuring body fluids constituent concentration A variable wavelength generating method and an apparatus thereof, for use in measuring a body fluid constituent concentration. The apparatus includes: a thermo-electric cooler (TEC) whose temperature is varied depending on a change in a supplied current; a light source section generating a wavelength that is varied depending on a ... 04/06/06 - 20060074280 - Patient identification system A patient identification device is disclosed. The device includes a first sensor, a second sensor, and a processor. The first sensor may be configured to be positioned on the patient's finger. The device may include a camera. The device may include an identifier. The identifier displays a randomly generated alphanumeric ... 03/23/06 - 20060063987 - Method of preparing calibration curve for quantitative analysis of in-vivo component, and quantitative analyzer using the calibration curve A method of non-invasively determining a concentration of an in-vivo component such as blood sugar level (glucose) of a subject is provided. An absorption spectrum of the subject is measured by use of near-infrared light. The concentration of the in-vivo component is determined by use of the absorption spectrum of ... 03/23/06 - 20060063986 - Concurrent scanning 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 malignant aspects of targets such as cancer in skin or human tissue, includes an optical processing system which generates a probe and composite reference ... 03/23/06 - 20060063985 - 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 malignant aspects of targets such as cancer in skin or human tissue, includes an optical processing system which generates a probe and composite reference ... 03/23/06 - 20060063984 - Optical waveguide type iontophoresis sensor chip and method for packaging sensor chip An optical waveguide type iontophoresis sensor chip has a substrate having a first hinged plate and a second hinged plate, an optical waveguide plate connected to the first hinged plate and positioned over a first opening delineated in the first hinged plate, and a gel layer fixed on the second ... 03/23/06 - 20060063983 - Non-invasive blood component value measuring instrument and method A non-invasive blood constituents measuring instrument measures blood constituent values including blood glucose concentration in a living body. The instrument is composed of a light source 11 to irradiate a light containing plural wavelengths to a living body 13, a light detector 14 to detect the light transmitted through a ... 03/16/06 - 20060058594 - Measuring probe and living body optical measuring device In a measuring probe, the distal ends of an irradiation optical fiber and a detection optical fiber on the subject side are held by a holder portion which is to be mounted on a subject. The optical fibers are led out from the side surface of the holder portion. Further, ... 03/09/06 - 20060052680 - Pulse and active pulse spectraphotometry A pulse and active pulse spectraphotometry system comprises a light source adapted to illuminate a tissue site with optical radiation having a plurality of wavelengths selected from at least one of a primary band of about 1620 nm to about 1730 nm and a secondary band of about 1000 nm ... 02/23/06 - 20060041195 - Optical member for biological information measurement, biological information calculation apparatus, biological information calculation method, computer-executable program, and recording medium An optical member for biological information measurement has a prism, which has a light incident surface being injected with emitted light, a living body tissue measuring section which a living body tissue contacts, and a light emitting surface which emits the light reflected by the living body tissue measuring section ... 01/26/06 - 20060020181 - Device and method for monitoring body fluid and electrolyte disorders A device and a method for measuring body fluid-related metrics using spectrophotometry to facilitate therapeutic interventions aimed at restoring body fluid balance. The specific body fluid-related metrics include the absolute volume fraction of water in the extravascular and intravascular tissue compartments, as well as the shifts of water between these ... 01/26/06 - 20060020180 - Isolation and communication element for a resposable pulse oximetry sensor A sensor has a connector adapted to electrically communicate with a physiological measurement instrument. A breakable conductor incorporated by the sensor transitions from a continuity state to a discontinuity state as the result of sensor wear. An isolation and communications element (ICE) has an instrument port and an electrically isolated ... 01/19/06 - 20060015021 - 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 concentrations of highly scattering medium such as biological tissues, for 3D mapping and imaging reconstruction of the spatial and temporal variations in such properties. The ... 01/12/06 - 20060009685 - Device and method for non-invasive optical measurements An optical measurement device and method are presented for use in non-invasive measurements on a patient's body. The device comprises an illumination assembly configured and operable to generate illuminating light of a predetermined wavelength range; a detection assembly; and a light directing assembly. The detection assembly comprises a first detector ... 01/05/06 - 20060004267 - Layered spectroscopic sample element with microporous membrane A spectroscopic sample holder comprises a microporous sheet. The microporous sheet has a top surface, a bottom surface substantially parallel to the top surface, and at least one side surface oriented substantially perpendicular to the top and bottom surfaces. The side surface forms an exposed transit opening configured to contact ... 12/22/05 - 20050283057 - Micro-invasive method for painless detection of analytes in extracellular space A method of detecting at least one analyte in extra-cellular spaces includes the step of inserting a microprobe through the stratum corneum toward the stratum basale of the skin of a subject into extra-cellular spaces containing interstitial fluid having at least one analyte to be detected, said microprobe having a ... 12/08/05 - 20050272986 - Biofeedback ring sensors The present invention provides a novel ring type sensor for measuring biometric information. The ring sensor includes a rest for an appendage and a wing pivotally connected to the rest. A biasing member supplies a compressive force to the wing (relative to the rest) such that an appendage from which ... 12/01/05 - 20050267341 - Optical sampling interface system for in vivo measurement of tissue An optical sampling interface system minimizes and compensates error resulting from sampling variations and measurement site state fluctuations. Components include: an optical probe placement guide having an aperture wherein the optical probe is received, facilitates repeatable placement accuracy on surface of a tissue measurement site with minimal, repeatable disturbance to ... 12/01/05 - 20050267340 - In-vivo information measurement apparatus An in-vivo information measurement apparatus comprises an insertion part; a light projection unit, provided at a tip of the insertion part, that irradiates an examination site with intensity-modulated light which is intensity modulated at a first frequency; a light receiving unit that receives return light from the examination site; an ... 11/24/05 - 20050261560 - Noninvasive determination of alcohol in tissue An apparatus and method for non-invasive determination of attributes of human tissue by quantitative infrared spectroscopy. The system includes subsystems optimized to contend with the complexities of the tissue spectrum, high signal-to-noise ratio and photometric accuracy requirements, tissue sampling errors, calibration maintenance problems, and calibration transfer problems. The subsystems include ... 11/10/05 - 20050250997 - Apparatus for determining concentrations of light absorbing substances in blood In an apparatus for determining a concentration of a light absorbing substance in blood, a plurality of photo emitters are adapted to emit light beams having different wavelengths toward a living tissue including a blood vessel. A photo receiver is adapted to receive the light beams which have been transmitted ... 10/20/05 - 20050234316 - Housing for a circuit that is to be implanted in-vivo and process of making the same The present invention provides a biocompatible circuit assembly that includes a circuit encased within a housing. In some embodiments, the housing is a PMMA housing and before the circuit is enclosed within the housing the circuit is encased within a brick of epoxy. ... 10/20/05 - 20050234315 - Diagnosis of body metabolic emergency state An apparatus, system and method are provided for diagnosing the degree of body metabolic emergency state. A non-vital organ with respect to the metabolic emergency state is first chosen. One or more tissue viability parameters including at least one of NADH and Flavoprotein (Fp) concentration are monitored in the non-vital ... 10/13/05 - 20050228246 - Method and apparatus for dynamically monitoring multiple in vivo tissue chromophores A device and method utilizes a broadband diffuse optical spectroscopy (DOS) system to dynamically calculate the concentrations of multiple chromophores in vivo using a non-invasive probe. The device and method permit dynamic monitoring of multiple in vivo tissue chromophores non-invasively with sensitivities necessary for effective therapeutic monitoring. The device includes ... 09/22/05 - 20050209514 - Method and device for measuring biological information In order to precisely determine a stable measuring region appropriate for a measurement of biological information, and to measure a concentration of a specific component, i.e. biological information, without inconsistency, a biological information measuring device is provided with, a measuring region determining means for determining a measuring region in between ... 09/01/05 - 20050192490 - Living body light measurement system and signal processing method An image generating methodology for displaying brain activation areas with improved accuracy in a living body light measurement system for generating an image of the changes in blood volume of the brain. A spatial intensity distribution of changes in blood volume can be generated by detecting brain activation in many ... 08/25/05 - 20050187440 - Connector switch An interconnection between a sensor and a monitor has a cable, an information element and a switch. The cable has conductors providing electrical communication between a sensor connector and a monitor connector. The information element is readable by the monitor and mounted in the sensor connector, the monitor connector or ... 08/25/05 - 20050187439 - Sampling interface system for in-vivo estimation of tissue analyte concentration Sampling is controlled to enhance analyte concentration estimation derived from noninvasive sampling. Means of assuring that the same tissue sample volume is repeatably sampled are presented, thus minimizing sampling errors due to mechanical tissue distortion, specular reflectance, and probe placement. In a first embodiment of the invention, sampling is controlled ... 08/25/05 - 20050187438 - Anti-stokes raman in vivo probe of analyte concentrations through the human nail A system and method are provided for detecting and quantifying an analyte in vivo. Anti-Stokes Raman scattered radiation emitted from a sample under incident radiation excitation is collected and analyzed. The intensity response is corrected for temperature effects using a Boltzmann correction factor based on the temperature of the sample. ... 08/11/05 - 20050177032 - Hair color measurement and treatment A method to change the color of hair. The method includes measuring an initial reflectance spectrum of a sample of the hair and analyzing a contribution of a plurality of natural hair factors to the initial reflectance spectrum. The method also includes calculating a hair treatment based on another reflectance ... 08/04/05 - 20050171413 - Integrated device for non-invasive analyte measurement An integrated device for non-invasive analyte measurement is described herein. In typical operation, the glucose measurement device is self-normalizing in that it does not employ an independent reference sample in its operation. The device uses attenuated total reflection (ATR) infrared spectroscopy for glucose measurement from the user's skin surface. The ... 06/30/05 - 20050143634 - Method and apparatus for estimating a physiological parameter A method and apparatus for reducing the effects of noise on a system for measuring physiological parameters, such as, for example, a pulse oximeter. The method and apparatus of the invention take into account the physical limitations on various physiological parameters being monitored when weighting and averaging a series of ... 06/23/05 - 20050137468 - Device, system, and method for in-vivo sensing of a substance An in vivo device and a method for imaging, monitoring and/or sensing of a substance in a body lumen. The in vivo device may include a holding unit, for example a cap for holding the substance, and sensing means, for example a sensor, an imager and an illumination source, for ... 06/02/05 - 20050119538 - Apparatus and method for measuring blood components A blood component measuring apparatus includes a fixing apparatus for fixing a body part of an examinee, the body part including a tissue to be examined, a light source portion for radiating light onto the tissue to be examined, the tissue to be examined covering the light source portion, a ... ### FreshPatents.com Support |