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Class 600/310 - Infrared, visible light, or ultraviolet radiation directed on or through body or constituent released therefrom


Subclass of Class 600 - Surgery
Definition: Subject matter wherein detection or measurement of a component
No. of patents: 1025
Last issue date: 05/29/2012


1                      
NumberTitleIssue Date
8190223Noninvasive multi-parameter patient monitor
Embodiments of the present disclosure include a handheld multi-parameter patient monitor capable of determining multiple physiological parameters from the output of a light sensitive detector capable of detecting light attenuated by body tissue. For example, in an e...
05/29/2012
8190224Medical sensor for reducing signal artifacts and technique for using the same
A sensor may be adapted to reduce motion artifacts by mitigating the effects of the tissue moving within the sensor. A sensor is provided with an elastomeric sensor body adapted to accommodate patient motion. Further, a sensor is provided in which the sensor cable i...
05/29/2012
8190225Medical sensor for reducing signal artifacts and technique for using the same
A sensor may be adapted to reduce motion artifacts by mitigating the effects of the tissue moving within the sensor. A sensor is provided with an elastic sensor body adapted to accommodate patient motion. Further, a sensor is provided in which the sensor cable is ar...
05/29/2012
8185176Method and apparatus for vasculature visualization with applications in neurosurgery and neurology
The invention provides methods and systems for neurovascular imaging (150). ...
05/22/2012
8180420Signal processing apparatus and method
A method and an apparatus to analyze two measured signals that are modeled as containing desired and undesired portions such as noise, FM and AM modulation. Coefficients relate the two signals according to a model defined in accordance with the present invention. In...
05/15/2012
8180419Tissue hydration estimation by spectral absorption bandwidth measurement
A system and method are provided for determining tissue hydration. Specifically, in accordance with one aspect of the present invention there is provided a method for determining tissue hydration. The method includes detecting electromagnetic radiation scattered and...
05/15/2012
8180421Resonance energy transfer based detection of nosocomial infection
Disclosed herein are methods and devices for detection of hospital acquired infections. Disclosed methods may be utilized for continuous in vivo monitoring of a potential infection site or for periodic in vitro monitoring of tissue or fluid from a patient and may be...
05/15/2012
8175665Method and apparatus for spectroscopic tissue analyte measurement
Methods and systems for calculating body fluid metrics are provided. In accordance with an exemplary embodiment of the present technique, there is provided a method for calculating body fluid metrics by acquiring an absorbance spectrum of a subject's tissue over a r...
05/08/2012
8170636Optical sensor confidence algorithm
An implantable medical device system including an optical sensor monitors for the presence of overgrowth on the sensor by sensing light scattered by a measurement volume, the sensed light corresponding to a first wavelength, and deriving an overgrowth metric in resp...
05/01/2012
8160665Microneedle arrays with ATR sensor
A sensor is described for optically determining the concentration of an analyte in a body fluid. This sensor comprises a needle arrangement which has at least one hollow needle having a hollow space extending from the distal end to the proximal end, the distal end o...
04/17/2012
8150487Method and apparatus for demodulating signals in a pulse oximetry system
A method and an apparatus measure blood oxygenation in a subject. A light source is activated to cause a first emission at a first wavelength and a second emission at a second wavelength. A detector detects a composite signal indicative of an attenuation of the firs...
04/03/2012
8140139Method and apparatus for the non-invasive sensing of glucose in a human subject
An apparatus for a non-invasive sensing of biological analytes in a sample includes an optics system having at least one radiation source and at least one radiation detector; a measurement system operatively coupled to the optics system; a control/processing system ...
03/20/2012
8135448Systems and methods to assess one or more body fluid metrics
The present disclosure provides systems, devices, and/or methods for assessing body fluid-related metrics and/or changes therein. The disclosure further provides systems, devices, and/or methods for correlating body fluid-related metrics in a particular tissue with ...
03/13/2012
8135449Imaging of oxygen by phosphorescence quenching
A method of real-time imaging of dissolved oxygen concentration, comprising adding an oxygen-quenched phosphorescent composition to a sample, exciting phosphorescence in the composition by illuminating the sample with pulses of light, detecting phosphorescence inten...
03/13/2012
8135447Optical biological information measuring apparatus, optical biological information measuring method, biological information decision apparatus, program and recording medium
An optical biological information measuring apparatus includes a measuring surface to be placed on the surface of a living body, a mark display section which displays a mark at a region to be measured on the surface of the living body, a light-emitting section which...
03/13/2012
8131332Determination of a measure of a glycation end-product or disease state using tissue fluorescence of various sites
Embodiments of the present invention provide an apparatus suitable for determining properties of in vivo tissue from spectral information collected from various tissue sites. An illumination system provides light at a plurality of broadband ranges, which are communi...
03/06/2012
8126524Method and apparatus for noninvasively monitoring parameters of a region of interest in a human body
A method and system for noninvasive monitoring of at least one parameter of a region of interest in a human body. The system comprises a measurement unit and a control unit. The measurement unit comprises an optical unit having an illumination assembly (101A)...
02/28/2012
8116837System for adjusting power employed by a medical device
A system for adjusting power employed by a medical device incorporating light emitting devices and being used for measuring patient medical parameters, includes a plurality of light emitting devices. A power unit is coupled to the light emitting devices and powers t...
02/14/2012
8108022Method and apparatus for noninvasively monitoring parameters of a region of interest in a human body
Apparatus and methods including a probe device for monitoring a parameter of a region of interest in a human body. A support structure of the device carries an arrangement of light output ports of a light source assembly, light input ports of a light detection assem...
01/31/2012
8095192Signal quality metrics design for qualifying data for a physiological monitor
The present disclosure generally relates to determining the quality of signal used for measuring a physiological parameter. One embodiment of the present disclosure is directed towards a pulse oximeter, where the measured physiological parameter includes a patient's...
01/10/2012
8095193Apparatus and method for controlling operation of vehicles or machinery by intoxicated or impaired individuals
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 invention provide analyte property determination and identity determ...
01/10/2012
8095194Probe device
A probe device includes a sheet-like probe holder, a plurality of light-emitting probes and a plurality of detection probes mounted on the probe holder at a predetermined interval, a sheet holding unit holding the probe holder at a predetermined position on the biol...
01/10/2012
8082015Optical measurement of tissue blood flow, hemodynamics and oxygenation
An embodiment of the invention includes a device, system and method for determining the characteristics of deep tissue. The novel method includes measuring blood flow rate and oxygenation characteristics of the tissue, and determining oxygen metabolism of the tissue...
12/20/2011
8078243Determination of a measure of a glycation end-product or disease state using tissue fluorescence
A method of determining a measure of a tissue state (e.g., glycation end-product or disease state) in an individual. A portion of the tissue of the individual is illuminated with excitation light, then light emitted by the tissue due to fluorescence of a chemical wi...
12/13/2011
8055319Sensor for measuring living body information and earphone having the same
A sensor for measuring living body information includes a light guide member for guiding a first light; a light extracting member, disposed adjacent to the light guide member, for outputting the first light guided by the light guide member to an exterior of the ligh...
11/08/2011
8050728Multiple wavelength sensor drivers
A cable is capable of communicating signals between a monitor and a physiological sensor. The monitor is capable of activating individual light emitters of an emitter array arranged in an electrical grid by driving at least one of row drive lines and at least one of...
11/01/2011
8050729Devices for continuous measurement of glucose in body fluid
A device for monitoring a constituent of body fluid continuously or repeatedly over a time period includes a body fluid sampling system and an optical sensor arrangement. The sampling system has a pumping arrangement which pumps body fluid from a cannula to a fluid ...
11/01/2011
8046040Pulse oximetry data confidence indicator
According to some embodiments of the present invention, a display is used to show an indication of the signal's quality. This indication of the signal's quality may be provided in a number of ways, including one or more audio and/or visual alarms. ...
10/25/2011
8024020System and method for stimulation of biologic signals in a bio-electro-physiologic matrix
An implantable device for monitoring physiological changes in an organism is disclosed. The device includes a matrix positioned proximate a biological material of the organism, an irradiation device associated with the matrix for exposing the biological material to ...
09/20/2011
8019399Optical measurement apparatus for living body
A principal component analysis or an independent component analysis is conducted on the living body signals, e.g., local cerebral blood amount change signals obtained by the living body optical measurement to extract and display multiple component signals thereof. S...
09/13/2011
7962187Optical imaging and oximetry of tissue
Systems and methods are disclosed for detecting at least one region of a sample having an absorption level different from a background level of absorption in the sample by obtaining thicknesses of the sample and intensities of light transmitted through the sample at...
06/14/2011
7962188Robust alarm system
A robust alarm system has an alarm controller adapted to input an alarm trigger and to generate at least one alarm drive signal in response. Alarm subsystems input the alarm drive signal and activate one or more of multiple alarms accordingly. A subsystem function s...
06/14/2011
7907985Fluid handling cassette with a fluid control interface and sample separator
A fluid handling module that is removably engageable with a bodily fluid analyzer is provided. The module may comprise a fluid handling element, and a fluid component separator that is accessible via the fluid handling element and configured to separate at least one...
03/15/2011
7890152Handheld apparatus and method for the automated application of cosmetics and other substances
An applicator head is provided for a reflectance modifying agent (RMA) applicator is moved across the skin by means of a floating ring having dispersed raised contact points to maintain a proper distance from the surface to be treated, reduce the influence of outsid...
02/15/2011
7844313Pulse oximetry sensor adapter
An adapter allows the interconnection of a sensor originating from one manufacturer to be coupled with conventionally incompatible monitors originating from other manufacturers to form a properly functioning pulse oximetry system. The adapter matches a sensor driver...
11/30/2010
7836072Living body growth and therapy promotion condition collection information processing device
An information processing system P3 is communicably connected with multiple controlling systems P2 that promote the growth or health of living organisms by controlling at the least the light irradiated on such living organisms by a light irradiating me...
11/16/2010
7826878Optical tomography using independent component analysis for detection and localization of targets in turbid media
Disclosed is a system and a method for detecting the presence of one or more objects in a turbid medium, the method including: illuminating at least a portion of the turbid medium with incident light having at least one wavelength which interacts with the one or mor...
11/02/2010
7822450Optical-based sensing devices
The present invention provides an electro-optical sensing device for detecting the presence or concentration of an analyte. More particularly, the invention relates to (but is not in all cases necessarily limited to) optical-based sensing devices which are character...
10/26/2010
7805174Implantable electro-optical sensor
Embodiments of the invention are related to electro-optical implantable sensors, amongst other things. In an embodiment, the invention includes an implantable medical device including a housing defining an interior volume, the housing comprising a housing wall and d...
09/28/2010
7801581Optical spectroscopy pathlength measurement system
A physiological monitor utilizes rotation measurements to estimate mean photon pathlengths through tissue. These pathlength estimates, along with corresponding optical spectroscopy measurements allow the noninvasive monitoring of blood constituent concentrations. Th...
09/21/2010
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