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Class 600/473 - Infrared radiation


Subclass of Class 600 - Surgery
Definition: Subject matter wherein the radiation is electromagnetic
No. of patents: 751
Last issue date: 05/29/2012


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NumberTitleIssue Date
RE38800NIR clinical opti-scan system
The present invention relates to three-dimensional optical imaging techniques and, more particularly, to the detection and three-dimensional imaging of absorbing and/or scattering structures in complex random media, such as human body tissue, by detecting scattered ...
09/20/2005
6947787System and methods for imaging within a body lumen
Systems, methods and apparatus for acquiring an image from within a body lumen are provided. Systems embodying features of the invention include an intracorporeal imaging component for acquiring imaging information, an image information recording component, and an i...
09/20/2005
6947779Optical measurement device
Optical measurement that is optimum for improving spatial resolution is accomplished by making it possible to estimate a physical quantity of an object substance to be measured at any point on a subject. When any position to be evaluated, in an image shown in a wind...
09/20/2005
6944493Indocyanine green (ICG) compositions and related methods of use
Aqueous indocyanine green (ICG) composition exhibiting enhanced stability, as well as enhanced ICG concentration, as compared to presently available ICG products. The composition comprises an aqueous ICG composition comprising ICG at a concentration of at least abou...
09/13/2005
6944318Fast matching systems and methods for personal identification
Systems and methods for personal identification, preferably based on iris identification, include a camera for acquiring a presented image of a presented individual and a computer device for converting the presented image into a presented image metric. The computer ...
09/13/2005
6944487Determination of pH including hemoglobin correction
Methods and apparatuses of determining the pH of a sample. A method can comprise determining an infrared spectrum of the sample, and determining the hemoglobin concentration of the sample. The hemoglobin concentration and the infrared spectrum can then be used to de...
09/13/2005
6943784Control circuit of panel brightness
A control circuit of panel brightness is disclosed. After a user adjusts a brightness volume control, the brightness volume control will output an adjusting signal. The control circuit of this invention includes a pre-stage circuit, a first brightness control circui...
09/13/2005
6939310Devices for physiological fluid sampling and methods of using the same
Methods and devices are provided for determining a suitable site for sampling physiological fluid. In the subject methods, a potentially suitable physiological sampling site is selected, the fluid flow of the site is characterized and the site is then determined to ...
09/06/2005
6937885Multispectral/hyperspectral medical instrument
A medical instrument that comprises: a first-stage optic responsive to a tissue surface of a patient; a spectral separator optically responsive to the first stage optic and having a control input; an imaging sensor optically responsive to the spectral separator and ...
08/30/2005
6937884Method and system for imaging the dynamics of scattering medium
A method and system for imaging the dynamics of a scattering medium (116) is provided. The method and system generates contrast and resolution enhanced images of dynamic properties of a medium having a temporal signature by using time series analysis methods ...
08/30/2005
6933154Optimal windows for obtaining optical data for characterization of tissue samples
The invention provides methods for determining a characteristic of a tissue sample, such as a state of health, using spectral data and/or images obtained within an optimal period of time following the application of a chemical agent to the tissue sample. The inventi...
08/23/2005
6934576Determination of the ultrastructure of connective tissue by an infrared fiber-optic spectroscopic probe
A method for the evaluation of the ultrastructure of connective tissue, such as cartilage, including (a) providing a probe operative in the near-infrared or mid-infrared region of the electromagnetic spectrum, (b) positioning the probe either to be in contact with t...
08/23/2005
6926660Facilitating treatment via magnetic stimulation
The invention provides a device, system and method for placing a treatment component on a patient's head. The inventive device includes an attachment frame that attaches the treatment component to the patient's head. The attachment frame also includes a window. A re...
08/09/2005
6928311Compact device for measuring, tissue analytes
A compact device (20) for non-invasively monitoring concentration levels of blood constituents, including glucose, cholesterol, alcohol, blood gases and various ions. The device includes a finger receptor (140) having a channel for receiving a finger o...
08/09/2005
6923762Venoscope apparatus
An improved instrument for viewing subcutaneous venous structure, known as a VENOSCOPE, which includes a clamshell housing, having a first fixed arm extending therefrom, and a second movable arm captured by upper and lower portions of the housing; a first high inten...
08/02/2005
6925320Steerable catheter having steering fins
A lumen wall of a blood vessel, such as a coronary artery, is imaged by inserting a catheter into the vessel and emitting near-IR radiation toward the lumen wall through a side window formed in the catheter. Blood flowing through the vessel is caused to react with a...
08/02/2005
6922582Method of and device for localizing a deviant region in a turbid medium
The invention relates to methods of localizing a deviant region in a turbid medium. The invention also relates to devices for carrying out such methods. Said methods can possibly be used in optical mammography where a breast of a female body is examined by means of ...
07/26/2005
6922583Method for measuring tissue morphology
The present invention relates to systems and methods for measuring one or more physical characteristics of material such as tissue using optical radiation. The system can use light that is scattered by a tissue layer to determine, for example, the size of nuclei in ...
07/26/2005
6922479System and method for generating a profile of particulate components of a body fluid sample
A system for generating a profile of particulate components of a body fluid sample is provided. The system includes: (a) a device for causing controlled flow of the body fluid sample on a substrate, the controlled flow of the body fluid sample leading to a different...
07/26/2005
6921920Solid-state light source
A solid-state light source includes a semiconductor light source for emitting light and an optical system having a fiber optic element. The fiber optic element has an input for receiving emitted light from the semiconductor light source. The fiber optic element also...
07/26/2005
6922279Harmonic generation microscopy
A harmonic generation microscopy employs a laser device that emits a laser beam having a predetermined wavelength that causes no autofluorescence in a biological sample and that, after excited, induces both the second and third harmonic waves. The laser beam is proj...
07/26/2005
6920346Pre-operative device for localizing marked tissues and process using such a device
A pre-operative device includes at least one elongated probe (1) integrating at least one element for detecting radioactive radiation (3) emitted by tissues (4) marked by radioactive isotopes or radioactive colloids, generating a first represent...
07/19/2005
6913615Chemiluminescent treatment of acne
The present invention provides the ability to treat acne with a device that can be worn by a patient for extended time periods. The device can, for example, enable the delivery of light for time periods that are longer than one might want to sit still in front of a ...
07/05/2005
6912413Pulse oximeter
The invention relates to pulsed oximeters used to measure blood oxygenation. The current trend towards mobile oximeters has brought the problem of how to minimize power consumption without compromising on the performance of the device. To tackle this problem, the pr...
06/28/2005
6912412System and methods of fluorescence, reflectance and light scattering spectroscopy for measuring tissue characteristics
The present invention utilizes a plurality of spectroscopic systems and methods to measure characteristics of tissue useful in the diagnosis of disease. In a preferred embodiment, a combination of fluorescence, reflectance and light scattered spectra can be measured...
06/28/2005
6908476Micro surgical cutting instrument configured as scissors
A cutting instrument configured as scissors has a housing formed as a handle with a functional unit disposed therein; supported in the functional unit is a probe configured as a hollow needle which co-axially supports a rod projecting from the probe in axial directi...
06/21/2005
6907280Method and apparatus for objectively measuring pain, pain treatment and other related techniques
A method for measuring indices of brain activity includes non-invasively obtaining signals of central nervous system (CNS) activity, localizing signals to specific anatomical and functional CNS regions, correlating the signals from pain and reward brain regions, and...
06/14/2005
6902935Methods of monitoring effects of chemical agents on a sample
The invention provides methods and systems for monitoring effects of chemical agents on optical signals produced by samples in response to the chemical agents. Preferred methods comprise application of multiple chemical agents that interact to alter an optical signa...
06/07/2005
6904301Micro-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 on...
06/07/2005
6902531Pneumatic control of blood pressure determinations
A method and apparatus for pneumatic control of a blood pressure determination are disclosed. The method and apparatus comprise an inflatable cuff for obtaining a blood pressure measurement from a patient, a hose configured to operate with a pressurizing apparatus f...
06/07/2005
6901284Optical measuring instrument
An optical measuring apparatus for optically measuring a sample includes a plurality of parts for applying light beams to the sample, a plurality of detecting parts for detecting light beams from the light applying parts which come through the sample, a memory part ...
05/31/2005
6895269Device for controlling equipment by using signals from a living body
A device for controlling equipment includes at least one light projector adapted to project light onto a head of a living body. A light collecting section for collecting the light having passed through the head, a light measuring section for measuring an intensity o...
05/17/2005
6895266Laser light emitter surgical site locating device and method
An apparatus and method for guiding a surgical instrument within and around the human body. The invention employs a light emitter and an array of light sensors and a display to accurately locate an anatomical feature into which the light emitter has been placed. Las...
05/17/2005
6889075Optical imaging of subsurface anatomical structures and biomolecules
The present invention provides various methods/systems of optical imaging of subsurface anatomical structures and biomolecules utilizing red and infrared radiant energy. Also provided are various applications of such methods/systems in medical diagnosis and treatmen...
05/03/2005
6882875Visible display for an interventional device
A display is located on an interventional device insertible into a body. More specifically, the display is located on a distal end of the device and is coupled to a sensing system. The sensing system senses a bodily condition. The display receives the sensed bodily ...
04/19/2005
6876801Raman probe having a small diameter immersion tip
A probe for use in Raman spectroscopy that can be inserted into a chemical vessel through a small diameter fitting while maximizing the amount of Raman shifted radiation collected and minimizing spurious effects. ...
04/05/2005
6865408System for non-invasive measurement of glucose in humans
An apparatus and method for non-invasive measurement of glucose in human tissue by quantitative infrared spectroscopy to clinically relevant levels of precision and accuracy. The system includes six subsystems optimized to contend with the complexities of the tissue...
03/08/2005
6862542Erythema measuring device
The present invention provides an erythema meter comprising a light guide that carries light of two specific wavelengths (probing and reference) at two distinct frequencies that are generated and modulated by a either a single or multiple source(s), a photodetector ...
03/01/2005
6847490Optical probe accessory device for use in vivo diagnostic procedures
The present invention recognizes that optical probes function both as medical access devices and as instruments which collect complex optical data. The invention provides an optical probe accessory device which can access luminal spaces within the body of a patient ...
01/25/2005
6826422Spectral volume microprobe arrays
Methods and apparatus are provided for determining a characteristic of a sample of a material by the interaction of electromagnetic radiation with the sample. The apparatus includes an optical assembly and a protective barrier. The optical assembly sequentially illu...
11/30/2004
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