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7620445 |
Apparatus for acquiring tomographic image formed by ultrasound-modulated fluorescence
In a fluorescence tomography apparatus for obtaining fluorescence tomographic images of a region of an object to be observed: an application unit concurrently applies an ultrasonic wave and...
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7616987 |
Microprobe for 3D bio-imaging, method for fabricating the same and use thereof
A microprobe that is capable of using an incident and reflected radiation ray for three-dimensional (3-D) bio-imaging. The microprobe comprises a hollow body closed at one end and having an...
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7616985 |
Method and apparatus for 3-D imaging of internal light sources
The present invention provides systems and methods for obtaining a three-dimensional (3D) representation of one or more light sources inside a sample, such as a mammal. Mammalian tissue is a turbid...
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7616984 |
Modification of the normalized difference method for real-time optical tomography
Computation-saving techniques and stability-adding techniques provide for fast, accurate reconstructions of a time series of images involving large-scale 3D problems, such as real-time image...
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7616321 |
Optical coupler for rotating catheter
An optical coupler for coupling to a rotating catheter has a housing with a rotatable distal face and a stationary proximal face. The distal face has an eccentric port and a central port. A lens is...
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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...
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7613502 |
Optical bioinstrumentation for living body
In a probe positioning technology, an optical bioinstrumentation includes a region selecting unit that is used to delineate a region of interest in an anatomical image of a subject, a computing...
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7610081 |
Method and device for generating an image using optical coherence tomography
The invention relates to a method for generating an image using optical coherence tomography, with a control device controlling the operation of an image generation device and a rinsing device...
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7610080 |
Method and device for determining tension in ligaments and tendons
Infrared and Raman spectroscopy methods are used to assess the tension of ligaments, tendons and other tissue. The device includes an electromagnetic radiation source for directing radiation energy...
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7610074 |
Multi-functional plasmon-resonant contrast agents for optical coherence tomography
A method of forming an image of a sample, comprising: forming an image of a mixture, by exposing the mixture to electromagnetic radiation; wherein the mixture comprises the sample and...
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7603167 |
Method and apparatus for 3-D imaging of internal light sources
The present invention provides systems and methods for obtaining a three-dimensional (3D) representation of one or more light sources inside a sample, such as a mammal. Mammalian tissue is a turbid...
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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...
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7599731 |
Fluorescent light tomography
Described herein are systems and methods for obtaining a three-dimensional (3D) representation of the distribution of fluorescent probes inside a sample, such as a mammal. Using a) fluorescent...
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7596404 |
Method of chemical imaging to determine tissue margins during surgery
A method and system to differentiate a tissue margins during various medical procedures. A region containing a biological tissue is irradiated, with a substantially monochromatic light. Raman...
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7593763 |
Non-invasive in vivo measurement of macular carotenoids
A non-invasive in vivo method for assessing macular carotenoids includes performing Optical Coherence Tomography (OCT) on a retina of a subject. A spatial representation of carotenoid levels in the...
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7587236 |
Optical spectroscopy for the detection of ischemic tissue injury
An optical method and apparatus is utilized to quantify ischemic tissue and/or organ injury. Such a method and apparatus is non-invasive, non-traumatic, portable, and can make measurements in a...
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7583993 |
Fluorescence image display apparatus
A fluorescence image display apparatus is provided; wherein, when a pseudo color image representing the tissue state of a target subject is obtained, based on a fluorescence image emitted from the...
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7577474 |
Referencing or registering a patient or a patient body part in a medical navigation system by means of irradiation of light points
The invention relates to a method and system for its implementation for referencing or registering a body part in a camera-assisted, medical navigation system, comprising: manually manipulating a...
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7574253 |
Signal processing using non-linear regression with a sinusoidal model
A method for processing signals, such as a tomography signal, in the time domain provides both high spatial resolution and high frequency resolution but at low cost. The method uses non-linear...
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7574252 |
Apparatus and method for measuring fat
A method and apparatus for measuring fat thickness in a target body part are provided. The apparatus includes a light emitter emitting near infrared rays, an inner reflector having a reflecting...
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7570984 |
Diagnostic imaging apparatus
A diagnostic imaging apparatus of hand piece type suitable for medical or dental use, comprising a main body held by operator's fingers, a luminous means for irradiating at least one of lights...
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7558619 |
Raman instrument for measuring weak signals in the presence of strong background fluorescence
A method for measuring a chemical concentration in tissue has two measurement steps. A portion of tissue is illuminated with a first generated light and a second generated light. A first Raman...
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7558618 |
Method for extracting images of vascular structure and blood flow from image sequences
Periodic biological functions and their related anatomy that cannot be seen in image sequences using typical means, can nonetheless be made visible by demodulating the image sequence according to...
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7555332 |
Fluorescent light tomography
Described herein are systems and methods for obtaining a three-dimensional (3D) representation of the distribution of fluorescent probes inside a sample, such as a mammal. Using a) fluorescent...
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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...
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7539530 |
Method and system for spectral examination of vascular walls through blood during cardiac motion
A method for improving the treatment and/or examination of vessel walls through fluid, such as blood, functions by identifying the points in time when the catheter is closest to the vessel wall or...
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7529576 |
Device and method for measuring blood flow in an organ
A device has a source for emitting near infrared radiation into cerebral tissue, a sensor for detecting radiation exiting from the tissue, and an evaluation unit which detects the exiting radiation...
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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...
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7519411 |
Method for elucidating reaction dynamics of photoreactive compounds from optical signals affected by an external magnetic field
A method elucidates reaction dynamics of photoreactive compounds from time-resolved optical signals affected by an external magnetic field. A coil or magnet applies a magnetic field at a region of...
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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...
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7515948 |
Photoacoustic analyzer of region of interest in a human body
A method and apparatus are presented for non-invasively monitoring at least one characteristic of a region of interest in a body. The body is illuminated by pulsed light to induce a photoacoustic...
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7512436 |
Method of evaluating metabolism of the eye
A method and apparatus for measuring the retinal auto-fluorescence of a subject retina includes an excitation light source for providing an excitation light at a wavelength of at least 450 nm and...
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7510532 |
Method of and apparatus for detecting diseased tissue by sensing two bands of infrared radiation
A method of and apparatus for detecting diseased tissue based upon infrared imaging in two different bands of infrared wavelengths is described. The use of two series of infrared images taken in...
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7505802 |
Capsule endoscope
A capsule endoscope is disclosed that includes a capsule and a transparent cover having a central axis and that is located in front of an objective optical system within the capsule. The objective...
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7496399 |
Method and device for examining the skin
For an improved method for examining the skin of a proband, in particular as part of a skin cancer screening examination or a skin cancer therapy, it is provided that an epiluminescence microscopy...
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7496395 |
Laser doppler perfusion imaging with a plurality of beams
Laser Doppler Perfusion Imaging system including a laser light source ( 2 ), an image detector ( 4 ), and signal detector ( 6 ); the laser light source ( 2 ), in use, being arranged for...
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7490085 |
Computer-assisted data processing system and method incorporating automated learning
A technique is provided for enhancing performance of computer-assisted data operating algorithms in a medical context. Datasets are compiled and accessed, which may include data from a wide range...
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7486985 |
Near-infrared spectroscopic analysis of blood vessel walls
The invention relates to methods and devices for characterizing tissue in vivo, e.g., in walls of blood vessels, to determine whether the tissue is healthy or diseased.
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7477925 |
Erythema measuring device and method
An erythema meter includes a probe, a light source of one or more specific probing and reference wavelengths, and an acoustic detector which determines the level of erythema present in the dental...
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7477767 |
Systems and methods for analyzing skin conditions of people using digital images
Systems and methods are provided for analyzing skin conditions using digital images. The method comprises acquiring a white-light image and an ultraviolet (“UV”) image of at least a portion of...
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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...
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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...
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7469160 |
Methods and apparatus for evaluating image focus
The invention provides methods of focusing an instrument for the acquisition of optical data from a tissue sample. Methods of the invention allow rapid focusing in the context of a diagnostic...
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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...
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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...
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7454046 |
Method and system for analyzing skin conditions using digital images
The embodiments of the present invention include a method and system for analyzing skin conditions using digital images. The method comprises acquiring a white-light image and an ultraviolet (UV)...
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7445600 |
Multi-function, self-service health kiosk
In one aspect, the present invention provides a multi-function, self-service health kiosk. In another aspect, the present invention provides a wheelchair accessible health kiosk. In another aspect,...
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7440794 |
Optical system for measuring metabolism in a body and imaging method
In an optical measurement system and imaging method adapted to measure in vivo information in a living body without harming the living body, light rays of a plurality of wavelengths which are...
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7433729 |
Infrared biometric finger sensor including infrared antennas and associated methods
A finger sensor may include an integrated circuit substrate for receiving a user's finger adjacent thereto, and a plurality of infrared sensing pixels on the substrate. Each infrared sensing pixel...
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7428434 |
Quantitative broadband absorption and scattering spectroscopy in turbid media by combined frequency-domain and steady state methodologies
A technique for measuring broadband near-infrared absorption spectra of turbid media that uses a combination of frequency-domain and steady-state reflectance methods. Most of the wavelength...
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