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| Number | Title | Issue Date |
| 7386336 | Method and system for use in non-invasive optical measurements of blood parameters A method and device are presented for use in non-invasive optical measurements of at least one desired characteristic of patient's blood. A condition of artificial blood kinetics is created at a measurement location in a patient's blood perfused fleshy medium and ma... | 06/10/2008 |
| 7374540 | Non-invasive probe for detecting medical conditions A non-invasive probe for application to a body part, such as a finger, toe or limb, for the detection of a medical condition of the subject includes a housing defining a compartment closed at one end and open at the opposite end for receiving the distal end of the s... | 05/20/2008 |
| 7328052 | Near infrared risk assessment of diseases The present invention provides an apparatus and a method for identifying the risk of a clinical condition in a human or animal by correlating Near Infrared (NIR) absorbance spectral data with one or several parameters including a concentration of one or more substan... | 02/05/2008 |
| 7321791 | Spectral imaging of deep tissue Apparatus and methods are provided for the imaging of structures in deep tissue within biological specimens, using spectral imaging to provide highly sensitive detection. By acquiring data that provides a plurality of images of the sample with different spectral wei... | 01/22/2008 |
| 7289838 | 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 th... | 10/30/2007 |
| 7263395 | Venous pulse oximetry A method of non-invasively measuring venous oxygen saturation, comprising: applying a pressure transducer at a first site on a body, applying a drive signal to the external pressure transducer at a predetermined frequency, to cause a series of pulsations of a predet... | 08/28/2007 |
| 7254432 | Method and device for non-invasive measurements of blood parameters A method and system for non-invasive measurements in a patient's body in which several measurement sessions are performed on a measurement location. Each measurement session includes applying an external electromagnetic field to the measurement location, detecting a... | 08/07/2007 |
| 7254434 | Variable pressure reusable sensor A variable pressure reusable sensor has a first jaw having a first hinge and an emitter and an opposing second jaw having a second hinge and a detector. A pin is disposed through the first and second hinges so as to rotatably attach the first and second jaws. The ja... | 08/07/2007 |
| 7248911 | Method and apparatus for noninvasively measuring a concentration of a blood component In an apparatus and method of noninvasively measuring a concentration of a blood component, the method includes (a) varying a thickness of a body part of a subject, measuring absorption spectrums at different thicknesses of the body part, obtaining a first different... | 07/24/2007 |
| 7190986 | Non-adhesive oximeter sensor for sensitive skin The present invention provides non-adhesive oximeter sensors for patients with sensitive skin. Sensors of the present invention include a light emitting diode (LED) and a photodetector. The LED and the photodetector may be covered by a reflective mask and a faraday ... | 03/13/2007 |
| 7160252 | Method and apparatus for detecting respiratory disturbances A system and method for monitoring respiration including sensing a signal that varies with respiration, deriving a respiration parameter, applying criteria for detecting a respiration disturbance and determining one or more respiratory disturbance metrics. The syste... | 01/09/2007 |
| 7096053 | Internal biochemical sensing device A biosensing device for detecting biological analytes, and methods of use and manufacture, are disclosed. The device includes a biosensing element that can remain implanted for extended periods of time. The biosensing element is connected to an optical fiber termina... | 08/22/2006 |
| 7020506 | Method and system for non-invasive determination of blood-related parameters A method and system for measuring time variations of a response of a blood perfused fleshy medium to an external electromagnetic field is provided. The response of the medium to the external electromagnetic field can be a photo-acoustic signal, obtained in response ... | 03/28/2006 |
| 6997879 | Methods and devices for reduction of motion-induced noise in optical vascular plethysmography Methods and devices are provided for reducing motion artifacts when monitoring volume changes in blood vessels. Light having a first wavelength and light having a second wavelength are transmitted through a human appendage, toward the epidermis of a patient, or thro... | 02/14/2006 |
| 6993372 | Method and system for use in non-invasive optical measurements of blood parameters A method and device are presented for use in non-invasive optical measurements of at least one desired characteristic of patient's blood. A condition of artificial blood kinetics is created at a measurement location in a patient's blood perfused fleshy medium and ma... | 01/31/2006 |
| 6983178 | Probe for use in non-invasive measurements of blood related parameters A probe device for use in non-invasive optical measurements of at least one parameter of the patient's blood. The probe device comprises a finger holder in the form of a clip member that secures a fingertip between its clamping legs. The probe device supports a meas... | 01/03/2006 |
| 6947781 | Vibratory venous and arterial oximetry sensor A method and an apparatus for distinguishing concentrations of blood constituents among distinct vascular components in situ. The method has steps of inducing periodic vibration, characterized by a frequency, in a limb of a person in such as manner as to selectively... | 09/20/2005 |
| 6819950 | Method for noninvasive continuous determination of physiologic characteristics The invention comprises methods for noninvasively monitoring physiological characteristics of a patient's blood. Determinations of blood constituent concentrations may be made by comparing absorbance of radiation at varying parameters, such as path length and blood ... | 11/16/2004 |
| 6731963 | Device for enhancement and quality improvement of blood-related signals for use in a system for non-invasive measurements of blood-related signals A disposable device is presented aimed at enhancing blood-related signals and improving their quality during non-invasive measurements of blood parameters. The device is applicable to a patient's finger or toe, and comprises a cover for wrapping at least a part of t... | 05/04/2004 |
| 6714805 | Method and apparatus for noninvasively monitoring hemoglobin concentration and oxygen saturation A method and apparatus for noninvasively monitoring hemoglobin concentration and oxygen saturation, wherein the method includes selecting at least two wavelengths from a region of wavelengths in which an extinction coefficient for water is smaller that for hemoglobi... | 03/30/2004 |
| 6711424 | Method of optical measurement for determing various parameters of the patient's blood A method for optical measurements of desired parameters of the patient's blood is presented. A state of the blood flow cessation is provided within a measurement region and maintained during a predetermined time period. Measurement sessions are performed within this... | 03/23/2004 |
| 6671528 | Method and apparatus for non-invasive blood constituent monitoring A system for determining a biologic constituent including hematocrit transcutaneously, noninvasively and continuously. A finger clip assembly includes including at least a pair of emitters and a photodiode in appropriate alignment to enable operation in e... | 12/30/2003 |
| 6611698 | Optical measuring instrument A highly reliable optical measuring instrument for multi-channel simultaneous measurement has an intensity of light emitted from a light source modulated at different frequencies and the light is applied to multiple positions of a test object. The light w... | 08/26/2003 |
| 6587704 | Method for non-invasive optical measurements of blood parameters A non-invasive method of optical measurements is presented for determining at least one desired parameter of patient's blood. The method utilizes reference data indicative of the values of the desired blood parameter as a function of at least two measurab... | 07/01/2003 |
| 6529754 | Biometric measuring device A watch-type biometric measuring device having a pulse wave sensor unit for detecting a pulse rate by a reflective optical sensor, a housing 10 storing therein the sensor unit, and a wristband 20 is improved. The wristband 20 has short band pieces 21 and ... | 03/04/2003 |
| 6449500 | Probe for optical measurement A second optical component is an optical fiber bundle charged in a clearance between an inner cylinder and an outer cylindrical outer peripheral part in the form of a ring. These elements are integrated with each other, and forward-end-surfaces thereof ar... | 09/10/2002 |
| 6400972 | Non-invasive method and system of optical measurements for determining the concentration of a substance in blood An over-systolic pressure is applied to a patient's blood perfused fleshy medium. The pressure causes a state of temporary blood flow cessation within a time period insufficient for irreversible changes in the fleshy medium. Release of the over systolic p... | 06/04/2002 |
| 6285894 | Method and device for non-invasive in vivo determination of blood constituents The body part under examination has its thickness modulated by mechanical influence with at least two pressure modulation frequencies. At least four measured signals that are dependent both on the influence of the light as well as on the mechanical thickn... | 09/04/2001 |
| 6223063 | Method and device for tissue modulation Disclosed is a tissue modulation device comprising an upper surface and a lower surface, wherein the upper surface comprises a recessed region adjacent to a raised region, wherein the device is optically transparent in at least one of the recessed region ... | 04/24/2001 |
| 6222189 | Methods of enhancing optical signals by mechanical manipulation in non-invasive testing The invention relates to the enhancement of the signal-to-background ratio of a non-invasive measurement of the concentration of a blood constituent at a measurement site by applying an external pressure at a location near the measurement site. In one emb... | 04/24/2001 |
| 6151516 | Active pulse blood constituent monitoring A blood constituent monitoring method for inducing an active pulse in the blood volume of a patient. The induction of an active pulse results in a cyclic, and periodic change in the flow of blood through a fleshy medium under test. By actively inducing a ... | 11/21/2000 |
| 6113541 | Noninvasive blood chemistry measurement method and system A noninvasive blood chemistry measurement method and system isolate measurement contributions due to a patient's blood to accurately measure blood chemistry. In accordance with a first preferred embodiment of the present invention a noninvasive blood chem... | 09/05/2000 |
| 6078828 | Pressure regulating device and method of regulating pressure applied to living body during biodata measurement A method of and an apparatus for regulating a pressure applied to an area of a living body during a biodata measurement with the use of a biodata measuring apparatus. The apparatus is designed to irradiate with light the area of the living body by means o... | 06/20/2000 |
| 5827181 | Noninvasive blood chemistry measurement method and system A noninvasive blood chemistry measurement method and system isolate measurement contributions due to a patient's blood to accurately measure blood chemistry. In accordance with a first preferred embodiment of the present invention a noninvasive blood chem... | 10/27/1998 |
| 5398682 | Method and apparatus for the diagnosis of sleep apnea utilizing a single interface with a human body part A device for diagnosing sleep apnea by identifying desaturation and resaturation events in oxygen saturation of a patient's blood. The slope of the events is determined and compared against various information to determine sleep apnea.... | 03/21/1995 |
| 5282467 | Non-invasive method for detecting deep venous thrombosis in the human body A non-invasive method for detecting deep venous thrombosis in a human body wherein changes are effected in the amount of deoxyhemoglobin in the body limb by trapping blood in the venous system for a determinate time period and then releasing the trapped b... | 02/01/1994 |
| 5279295 | Non-invasive oximeter arrangement A sensor includes a pair of resiliently loaded jaws for receiving a finger, the sensor including a pair of fiber optic light transmitting guides secured in fixed spaced relation to one of the jaws for sensing blood in the finger tip. A control unit includ... | 01/18/1994 |
| 5259761 | Tooth vitality probe and process The present invention relates to the use of pulse oximeter technology, and particularly, a pulse oximeter-like probe for diagnosing the pulpal vitality and vascular integrity of a subject tooth. The present invention does not require a reaction by the pat... | 11/09/1993 |
| 5253645 | Method of producing an audible alarm in a blood pressure and pulse oximeter monitor A patient monitoring system includes a pulse oximeter sensor and an audible alarm which is not produced when a blood pressure module is taking measurements, but only during that portion of the cycle that affects the pulse oximeter reading. During such mea... | 10/19/1993 |
| 5224478 | Reflecting-type oxymeter probe A probe for a reflection-type oxymeter which measures a blood oxygen saturation of a subject, the probe including a light emit device emitting at least two lights having different wavelengths toward a body portion of the subject, a light detect device det... | 07/06/1993 |
