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WO2008058014A3 - Method and apparatus for noninvasive probe/skin tissue contact sensing - Google Patents

Method and apparatus for noninvasive probe/skin tissue contact sensing Download PDF

Info

Publication number
WO2008058014A3
WO2008058014A3 PCT/US2007/083497 US2007083497W WO2008058014A3 WO 2008058014 A3 WO2008058014 A3 WO 2008058014A3 US 2007083497 W US2007083497 W US 2007083497W WO 2008058014 A3 WO2008058014 A3 WO 2008058014A3
Authority
WO
WIPO (PCT)
Prior art keywords
skin tissue
tissue contact
contact sensing
noninvasive probe
probe
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/US2007/083497
Other languages
French (fr)
Other versions
WO2008058014A2 (en
Inventor
Timothy L Ruchti
James M Welch
Christopher Slawinski
Thomas B Blank
Stephen L Monfre
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sensys Medical Inc
Original Assignee
Sensys Medical Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sensys Medical Inc filed Critical Sensys Medical Inc
Priority to EP07863843A priority Critical patent/EP2077750A4/en
Publication of WO2008058014A2 publication Critical patent/WO2008058014A2/en
Priority to US12/125,017 priority patent/US8868147B2/en
Publication of WO2008058014A3 publication Critical patent/WO2008058014A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/14532—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue for measuring glucose, e.g. by tissue impedance measurement
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • A61B5/1459—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters invasive, e.g. introduced into the body by a catheter
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6843—Monitoring or controlling sensor contact pressure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/14—Coupling media or elements to improve sensor contact with skin or tissue
    • A61B2562/146—Coupling media or elements to improve sensor contact with skin or tissue for optical coupling
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
    • A61B5/053—Measuring electrical impedance or conductance of a portion of the body
    • A61B5/0531—Measuring skin impedance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02—Details
    • G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
    • G01J3/0218—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using optical fibers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02—Details
    • G01J3/027—Control of working procedures of a spectrometer; Failure detection; Bandwidth calculation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02—Details
    • G01J3/0278—Control or determination of height or angle information for sensors or receivers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pathology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Optics & Photonics (AREA)
  • Emergency Medicine (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)

Abstract

The invention relates to a method and apparatus for performing noninvasive analyte property determination. More particularly, the invention relates to determining proximity and/or contact of an optical sample probe with skin tissue.
PCT/US2007/083497 2004-04-28 2007-11-02 Method and apparatus for noninvasive probe/skin tissue contact sensing Ceased WO2008058014A2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP07863843A EP2077750A4 (en) 2006-11-03 2007-11-02 Method and apparatus for noninvasive probe/skin tissue contact sensing
US12/125,017 US8868147B2 (en) 2004-04-28 2008-05-21 Method and apparatus for controlling positioning of a noninvasive analyzer sample probe

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US86437506P 2006-11-03 2006-11-03
US60/864,375 2006-11-03

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US11/117,104 Continuation-In-Part US7519406B2 (en) 2000-05-02 2005-04-27 Noninvasive analyzer sample probe interface method and apparatus

Publications (2)

Publication Number Publication Date
WO2008058014A2 WO2008058014A2 (en) 2008-05-15
WO2008058014A3 true WO2008058014A3 (en) 2008-08-21

Family

ID=39365265

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2007/083497 Ceased WO2008058014A2 (en) 2004-04-28 2007-11-02 Method and apparatus for noninvasive probe/skin tissue contact sensing

Country Status (2)

Country Link
EP (1) EP2077750A4 (en)
WO (1) WO2008058014A2 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2560546B1 (en) 2010-04-21 2017-01-04 Koninklijke Philips N.V. Determination of a lipid water ratio
US20150245782A1 (en) * 2014-02-28 2015-09-03 Covidien Lp Systems and methods for capacitance sensing in medical devices
WO2016061362A2 (en) * 2014-10-15 2016-04-21 Eccrine Systems, Inc. Sweat sensing device communication security and compliance
EP3261539A1 (en) * 2015-02-24 2018-01-03 Eccrine Systems, Inc. Dynamic sweat sensor management
US10646142B2 (en) 2015-06-29 2020-05-12 Eccrine Systems, Inc. Smart sweat stimulation and sensing devices
EP3364862A4 (en) 2015-10-23 2019-10-23 Eccrine Systems, Inc. DEVICES FOR CONCENTRATING SAMPLES FOR EXTENDED DETECTION OF THE ANALYTES CONTAINED IN THE SUEUR
US10674946B2 (en) 2015-12-18 2020-06-09 Eccrine Systems, Inc. Sweat sensing devices with sensor abrasion protection
WO2017126955A1 (en) * 2016-01-18 2017-07-27 Erasmus University Medical Center Rotterdam Tissue sample analysis
US12042279B2 (en) * 2016-06-28 2024-07-23 LIFEPLUS Inc. Sample position resolved noninvasive glucose concentration determination analyzer apparatus and method of use thereof
WO2018017619A1 (en) 2016-07-19 2018-01-25 Eccrine Systems, Inc. Sweat conductivity, volumetric sweat rate and galvanic skin response devices and applications
US10736565B2 (en) 2016-10-14 2020-08-11 Eccrine Systems, Inc. Sweat electrolyte loss monitoring devices
EP3505048A1 (en) * 2017-12-28 2019-07-03 Koninklijke Philips N.V. Optical skin sensor using optimal spectral bands to minimize the effect of probe pressure

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6546269B1 (en) * 1998-05-13 2003-04-08 Cygnus, Inc. Method and device for predicting physiological values
US20030216630A1 (en) * 2002-01-25 2003-11-20 Inotech Medical Systems, Inc. Conductivity reconstruction based on inverse finite element measurements in a tissue monitoring system
US20060200017A1 (en) * 2002-03-08 2006-09-07 Monfre Stephen L Noninvasive targeting system method and apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7519406B2 (en) * 2004-04-28 2009-04-14 Sensys Medical, Inc. Noninvasive analyzer sample probe interface method and apparatus
US20060211931A1 (en) * 2000-05-02 2006-09-21 Blank Thomas B Noninvasive analyzer sample probe interface method and apparatus
US20080033275A1 (en) * 2004-04-28 2008-02-07 Blank Thomas B Method and Apparatus for Sample Probe Movement Control

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6546269B1 (en) * 1998-05-13 2003-04-08 Cygnus, Inc. Method and device for predicting physiological values
US20030216630A1 (en) * 2002-01-25 2003-11-20 Inotech Medical Systems, Inc. Conductivity reconstruction based on inverse finite element measurements in a tissue monitoring system
US20060200017A1 (en) * 2002-03-08 2006-09-07 Monfre Stephen L Noninvasive targeting system method and apparatus

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2077750A4 *

Also Published As

Publication number Publication date
WO2008058014A2 (en) 2008-05-15
EP2077750A2 (en) 2009-07-15
EP2077750A4 (en) 2010-03-31

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