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Crispy Chip Sandwich and Process of Producing a Sandwich Product

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Class 600/322 - Determining blood constituent


Subclass of Class 600 - Surgery
Definition: Subject matter wherein light means are provided to measure
No. of patents: 655
Last issue date: 05/22/2012


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NumberTitleIssue Date
8185177Noninvasive living body measuring device and noninvasive living body measuring method
The present invention is to present a noninvasive living body measuring device that is capable of simplifying the structure and performing the analysis with accuracy in a short time. The noninvasive living body measuring device comprises: a light source for illumina...
05/22/2012
8145286Noninvasive measuring device for substance in blood via nail and a nail evaporation device
A device and method for optically measuring a substance in blood using the nail as an optical window are provided. A device for optically measuring a test substance in blood by using the nail as an optical window and correcting or eliminating fluctuation of a measur...
03/27/2012
8116838Medical device for diagnosing pressure ulcers
Medical device or instrument for diagnosing pressure ulcers using optical reflectance spectroscopy. The device may comprise a tip and a controller. The tip is pressed against the skin of the patient and collects the optical reflectance data. The controller processes...
02/14/2012
7991446Systems and methods for acquiring calibration data usable in a pulse oximeter
The present disclosure includes a pulse oximeter attachment having an accessible memory. In one embodiment, the pulse oximeter attachment stores calibration data, such as, for example, calibration data associated with a type of a sensor, a calibration curve, or the ...
08/02/2011
7962189Non-invasive living body measuring device
A non-invasive living body measuring device is described, a representative one of which includes: a non-invasive living body measuring device for measuring the components contained in blood, comprising: an imaging part for imaging a living body; a display part; and ...
06/14/2011
7957780Physiological 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 ...
06/07/2011
7865222Method and apparatus for reducing coupling between signals in a measurement system
A method and an apparatus for separating a composite signal into a plurality of signals is described. A signal processor receives a composite signal and separates a composite signal in to separate output signals. Feedback from one or more of the output signals is pr...
01/04/2011
7809418Optical device components
Embodiments of the invention relate to an apparatus including a light source to generate a plurality of light beams with each of the plurality of light beams having a different wavelength range. The apparatus also includes a light funnel to direct the plurality of l...
10/05/2010
7747301Apparatus 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 jugula...
06/29/2010
7734322Blood volume determination and sensor calibration
An apparatus is provided for determining a calibration coefficient of a blood property sensor located in a blood system, wherein the blood system can include a vascular portion and an extracorporeal portion. The blood property sensor can be located in the extracorpo...
06/08/2010
7720516Motion compatible sensor for non-invasive optical blood analysis
A non-invasive optical sensor which uses the motion signal to calculate the physiological characteristic being measured. For pulse oximetry, a least squares or a ratio-of-ratios technique can be applied to the motion signal itself. This is made possible by selecting...
05/18/2010
RE41333Multi-tier method of developing localized calibration models for non-invasive blood analyte prediction
A method of multi-tier classification and calibration in noninvasive blood analyte prediction minimizes prediction error by limiting co-varying spectral interferents. Tissue samples are categorized based on subject demographic and instrumental skin measurements, inc...
05/11/2010
7613488Apparatus and methods for compensation of blood volume effects on NIR spectroscopic measurements of blood analytes
The present invention provides a method for measuring a blood analyte concentration of a body part comprising removing a portion or all of the blood from the body part to produce a modified body part, and recording a first absorbance value of the modified body part....
11/03/2009
7496393Signal processing apparatus
The present invention involves a method and an apparatus for analyzing measured signals, including the determination of a measurement of correlation in the measured signals during a calculation of a physiological parameter of a monitored patient. Use of this inventi...
02/24/2009
7489958Signal 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...
02/10/2009
7440788Oral health measurement clamping probe, system, and method
Devices, systems, and methods determine the health of oral objects by providing objective measurements using a detachable probe body. The detachable probe body may isolate reusable system components (including an electromagnetic signal detection, signal transmission...
10/21/2008
7436511Analyte filter method and apparatus
The invention comprises a method and apparatus for enhancing the analysis of noninvasive spectra, resulting in improved analytical performance. More particularly, the invention comprises a method and apparatus for processing noninvasive spectra with an analyte filte...
10/14/2008
7430444Photoplethysmographic device with species-specific calibration
A method and apparatus for photoplethysmographic measurements from non-human species is disclosed. The extinction of light by hemoglobin, as a function of wavelength, varies as a function of the species of the subject being monitored. The calibration of a photopleth...
09/30/2008
7430445Noninvasive 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 e...
09/30/2008
7428434Quantitative 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 coverage is provided by a white-light steady-state measurement, whereas the ...
09/23/2008
7426407Continuous spectroscopic measurement of total hemoglobin
Methods for measuring the total hemoglobin of whole blood include measuring reflective light at multiple wavelengths within the visible spectrum, calculating light absorbance at each of the multiple wavelengths, performing a comparison in a change in like absorbance...
09/16/2008
7424317Non-invasive measurement of blood analytes
An apparatus for the measurement of at least one analyte in the blood of a patient, which includes a light source generating broadband light and a light-transmission arrangement having a plurality of transmitting fibers is positioned for simultaneously transmitting ...
09/09/2008
7409239Method for predicting the blood glucose level of a person
A method for predicting blood glucose level of a person includes performing on the person a near-infrared spectral scan of a body part at a first group of wavelengths and at a second group of wavelengths, determining a first group of near-infrared absorbance values ...
08/05/2008
7400918Measurement of blood oxygen saturation
Oxygenation of a subject's blood is determined by sensing an absorption spectrum of light directed either invasively or non-invasively into the blood, and then calculating an oxygenation value by evaluating a cost function of the remitted spectrum relative to at lea...
07/15/2008
7389131Living body information measuring apparatus
A living body information measuring apparatus includes an optical system for irradiating light to a subject and detecting light from the subject, a signal processing portion for acquiring information with regard to a tissue condition of the subject based on a detect...
06/17/2008
7386333Test subject monitoring device
A device for monitoring a test subject includes a light source and at least one optical waveguide configured for at least one of directing light from the light source onto a biological substrate and receiving the light directed onto the biological substrate. The dev...
06/10/2008
7384396System and method for continuous analyte monitoring
A system and method for extracting a biological fluid from an organism and continuously monitoring its characteristics. The system includes a tissue interface device suitable for positioning on or about the surface of the biological membrane of the organism and a mo...
06/10/2008
7383069Method of sample control and calibration adjustment for use with a noninvasive analyzer
A method and apparatus for easing the use of an optically based noninvasive analyzer is presented. More particularly, a simplified algorithm is used that removes the daily requirement of collecting and using a noninvasive spectrum to update a calibration model. In a...
06/03/2008
7377899Sine saturation transform
A transform for determining a physiological measurement is disclosed. The transform determines a basis function index from a physiological signal obtained through a physiological sensor. A basis function waveform is generated based on basis function index. The basis...
05/27/2008
7376452Apparatus and method for measuring transit time of oxygen in blood
In order to measure a transit time of oxygen in blood, at least one sensor is attached to at least one prescribed position on a subject. The sensor is adapted to detect a light absorption of arterial blood at the prescribed position. An oxygen saturation of the arte...
05/20/2008
7372370Remotely activated, multiple stage alarm system
An alarm system (100) to wake sleeping occupants in the event of an emergency has a receiver (105) for detecting a warning signal (130) emitted from an external device (125), such as a smoke or carbon monoxide detector. A processor (11...
05/13/2008
7371247Method and apparatus for penetrating tissue
A tissue penetrating system includes a plurality of penetrating members each having a tip. A penetrating member driver is coupled to the plurality of penetrating members. Each tip of a penetrating member is uncovered during launch of the penetrating member by the pe...
05/13/2008
7373192Oximeter red and IR zero calibration control
A pulse oximeter with drive lines for driving red and IR LEDs, and a drive circuit for driving those drive lines. A processor controls the drive circuit using a red zero output line and an IR zero output line directly connected between the processor and the drive ci...
05/13/2008
7361919Multi-biometric finger sensor having different selectivities and associated methods
A multi-biometric finger sensor may sense different biometric characteristics that have different matching selectivities and that have at least a known spatial relationship. The sensor may include an integrated circuit substrate for receiving a user's finger adjacen...
04/22/2008
7358514Multi-biometric finger sensor apparatus and associated methods
A multi-biometric finger sensor may include infrared sensing pixels on an integrated circuit substrate for sensing infrared radiation emitted from the user's finger, and at least one other finger biometric characteristic sensor on the integrated circuit substrate fo...
04/15/2008
7358515Multi-biometric finger sensor including electric field sensing pixels and associated methods
A multi-biometric finger sensor includes a plurality of electric field fingerprint sensing pixels on an integrated circuit substrate for sensing an image of the user's finger, and at least one other finger biometric characteristic sensor on the integrated circuit su...
04/15/2008
7356364Device for optical monitoring of constituent in tissue or body fluid sample using wavelength modulation spectroscopy, such as for blood glucose levels
A device for monitoring the concentration level of a constituent in tissue or a body fluid sample, such as glucose concentration in blood, has a laser light source which is modulated about a center emission frequency to probe the absorption spectrum of the constitue...
04/08/2008
7355688Optical probe for optical imaging system
Methods and apparatus for monitoring oxygen saturation levels in tissue are disclosed. According to one aspect of the present invention, a sensor arrangement for use in an optical imaging system includes a first source structure, a second source structure, and a det...
04/08/2008
7355512Parallel alarm processor
A parallel alarm processor has a threshold detector, a pattern extractor, a predetermined reference pattern, a first alarm and a second alarm. The threshold detector has a first output responsive to relatively long duration oxygen desaturations. The pattern extracto...
04/08/2008
7356366Device for monitoring fluid status
A technique for determining a patient's hematocrit by an electrical impedance measurement is described. An implantable device may be configured to utilize the technique in order to assess a cardiac patient's fluid status. In order to determine the hematocrit, the el...
04/08/2008
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