AU2001290640A1 - A method for quantification of stratum corneum hydration using diffuse reflectance spectroscopy - Google Patents
A method for quantification of stratum corneum hydration using diffuse reflectance spectroscopyInfo
- Publication number
- AU2001290640A1 AU2001290640A1 AU2001290640A AU9064001A AU2001290640A1 AU 2001290640 A1 AU2001290640 A1 AU 2001290640A1 AU 2001290640 A AU2001290640 A AU 2001290640A AU 9064001 A AU9064001 A AU 9064001A AU 2001290640 A1 AU2001290640 A1 AU 2001290640A1
- Authority
- AU
- Australia
- Prior art keywords
- quantification
- stratum corneum
- diffuse reflectance
- reflectance spectroscopy
- corneum hydration
- 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.)
- Abandoned
Links
- 230000036571 hydration Effects 0.000 title 1
- 238000006703 hydration reaction Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000011002 quantification Methods 0.000 title 1
- 238000001055 reflectance spectroscopy Methods 0.000 title 1
- 210000000434 stratum corneum Anatomy 0.000 title 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/44—Detecting, measuring or recording for evaluating the integumentary system, e.g. skin, hair or nails
- A61B5/441—Skin evaluation, e.g. for skin disorder diagnosis
-
- 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
- A61B5/0075—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence by spectroscopy, i.e. measuring spectra, e.g. Raman spectroscopy, infrared absorption spectroscopy
-
- 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
-
- 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
- A61B5/1495—Calibrating or testing of in-vivo probes
-
- 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
- G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
- G01N21/274—Calibration, base line adjustment, drift correction
-
- 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
-
- 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
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/4785—Standardising light scatter apparatus; Standards therefor
-
- 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
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/02—Operational features
- A61B2560/0223—Operational features of calibration, e.g. protocols for calibrating sensors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/02—Operational features
- A61B2560/0223—Operational features of calibration, e.g. protocols for calibrating sensors
- A61B2560/0228—Operational features of calibration, e.g. protocols for calibrating sensors using calibration standards
- A61B2560/0233—Optical standards
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Measuring devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/107—Measuring physical dimensions, e.g. size of the entire body or parts thereof
- A61B5/1075—Measuring physical dimensions, e.g. size of the entire body or parts thereof for measuring dimensions by non-invasive methods, e.g. for determining thickness of tissue layer
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7235—Details of waveform analysis
- A61B5/7264—Classification of physiological signals or data, e.g. using neural networks, statistical classifiers, expert systems or fuzzy systems
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Public Health (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Optics & Photonics (AREA)
- Dermatology (AREA)
- Emergency Medicine (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09669781 | 2000-09-25 | ||
| US09/669,781 US6442408B1 (en) | 1999-07-22 | 2000-09-25 | Method for quantification of stratum corneum hydration using diffuse reflectance spectroscopy |
| PCT/US2001/027642 WO2002026152A1 (en) | 2000-09-25 | 2001-09-05 | A method for quantification of stratum corneum hydration using diffuse reflectance spectroscopy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU2001290640A1 true AU2001290640A1 (en) | 2002-04-08 |
Family
ID=24687704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2001290640A Abandoned AU2001290640A1 (en) | 2000-09-25 | 2001-09-05 | A method for quantification of stratum corneum hydration using diffuse reflectance spectroscopy |
Country Status (4)
| Country | Link |
|---|---|
| US (2) | US6442408B1 (en) |
| AU (1) | AU2001290640A1 (en) |
| TW (1) | TW524970B (en) |
| WO (1) | WO2002026152A1 (en) |
Families Citing this family (68)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6675029B2 (en) * | 1999-07-22 | 2004-01-06 | Sensys Medical, Inc. | Apparatus and method for quantification of tissue hydration using diffuse reflectance spectroscopy |
| US6442408B1 (en) * | 1999-07-22 | 2002-08-27 | Instrumentation Metrics, Inc. | Method for quantification of stratum corneum hydration using diffuse reflectance spectroscopy |
| US7606608B2 (en) * | 2000-05-02 | 2009-10-20 | Sensys Medical, Inc. | Optical sampling interface system for in-vivo measurement of tissue |
| 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 |
| KR100398362B1 (en) * | 2000-09-01 | 2003-09-19 | 스펙트론 테크 주식회사 | Method and apparatus for measuring skin moisture by using near-infrared reflectance spectroscopy |
| US6765212B2 (en) * | 2001-02-12 | 2004-07-20 | Analytical Spectral Devices, Inc. | System and method for combining reflectance data |
| US7657292B2 (en) * | 2001-03-16 | 2010-02-02 | Nellcor Puritan Bennett Llc | Method for evaluating extracellular water concentration in tissue |
| US7239902B2 (en) * | 2001-03-16 | 2007-07-03 | Nellor Puritan Bennett Incorporated | Device and method for monitoring body fluid and electrolyte disorders |
| US6591122B2 (en) * | 2001-03-16 | 2003-07-08 | Nellcor Puritan Bennett Incorporated | Device and method for monitoring body fluid and electrolyte disorders |
| US8135448B2 (en) * | 2001-03-16 | 2012-03-13 | Nellcor Puritan Bennett Llc | Systems and methods to assess one or more body fluid metrics |
| US7945393B2 (en) * | 2002-01-10 | 2011-05-17 | Chemimage Corporation | Detection of pathogenic microorganisms using fused sensor data |
| US20070192035A1 (en) * | 2005-06-09 | 2007-08-16 | Chem Image Corporation | Forensic integrated search technology |
| US20050187439A1 (en) * | 2003-03-07 | 2005-08-25 | Blank Thomas B. | Sampling interface system for in-vivo estimation of tissue analyte concentration |
| US20070149868A1 (en) * | 2002-03-08 | 2007-06-28 | Blank Thomas B | Method and Apparatus for Photostimulation Enhanced Analyte Property Estimation |
| US7697966B2 (en) * | 2002-03-08 | 2010-04-13 | Sensys Medical, Inc. | Noninvasive targeting system method and apparatus |
| US8718738B2 (en) * | 2002-03-08 | 2014-05-06 | Glt Acquisition Corp. | Method and apparatus for coupling a sample probe with a sample site |
| US20050054908A1 (en) * | 2003-03-07 | 2005-03-10 | Blank Thomas B. | Photostimulation method and apparatus in combination with glucose determination |
| US8504128B2 (en) * | 2002-03-08 | 2013-08-06 | Glt Acquisition Corp. | Method and apparatus for coupling a channeled sample probe to tissue |
| MXPA04008713A (en) * | 2002-03-08 | 2006-02-24 | Sensys Medical Inc | Compact apparatus for noninvasive measurement of glucose through near-infrared spectroscopy. |
| US7689268B2 (en) * | 2002-08-05 | 2010-03-30 | Infraredx, Inc. | Spectroscopic unwanted signal filters for discrimination of vulnerable plaque and method therefor |
| US20050159656A1 (en) * | 2003-03-07 | 2005-07-21 | Hockersmith Linda J. | Method and apparatus for presentation of noninvasive glucose concentration information |
| US20070234300A1 (en) * | 2003-09-18 | 2007-10-04 | Leake David W | Method and Apparatus for Performing State-Table Driven Regression Testing |
| WO2005079661A1 (en) | 2004-02-24 | 2005-09-01 | Waseda University | Apparent chemical species measuring method and measuring system |
| US7277741B2 (en) | 2004-03-09 | 2007-10-02 | Nellcor Puritan Bennett Incorporated | Pulse oximetry motion artifact rejection using near infrared absorption by water |
| US8868147B2 (en) * | 2004-04-28 | 2014-10-21 | Glt Acquisition Corp. | Method and apparatus for controlling positioning of a noninvasive analyzer sample probe |
| US20080033275A1 (en) * | 2004-04-28 | 2008-02-07 | Blank Thomas B | Method and Apparatus for Sample Probe Movement Control |
| US20060217602A1 (en) * | 2005-03-04 | 2006-09-28 | Alan Abul-Haj | Method and apparatus for noninvasive targeting |
| US8112248B2 (en) * | 2005-06-09 | 2012-02-07 | Chemimage Corp. | Forensic integrated search technology with instrument weight factor determination |
| US20090012723A1 (en) * | 2005-06-09 | 2009-01-08 | Chemlmage Corporation | Adaptive Method for Outlier Detection and Spectral Library Augmentation |
| EP2329764A3 (en) * | 2005-11-10 | 2011-10-19 | Solianis Holding AG | Device for determining the glucose level in body tissue |
| EP2004050B1 (en) * | 2006-03-31 | 2010-11-03 | Koninklijke Philips Electronics N.V. | Method and apparatus for determining hydration levels from skin turgor |
| US8255025B2 (en) * | 2006-06-09 | 2012-08-28 | Nellcor Puritan Bennett Llc | Bronchial or tracheal tissular water content sensor and system |
| DE102006035906A1 (en) * | 2006-07-31 | 2008-04-17 | Claas Selbstfahrende Erntemaschinen Gmbh | Measuring device for substance detection |
| US8180419B2 (en) * | 2006-09-27 | 2012-05-15 | Nellcor Puritan Bennett Llc | Tissue hydration estimation by spectral absorption bandwidth measurement |
| US7643858B2 (en) * | 2006-09-28 | 2010-01-05 | Nellcor Puritan Bennett Llc | System and method for detection of brain edema using spectrophotometry |
| US8116852B2 (en) | 2006-09-29 | 2012-02-14 | Nellcor Puritan Bennett Llc | System and method for detection of skin wounds and compartment syndromes |
| US8175665B2 (en) * | 2007-03-09 | 2012-05-08 | Nellcor Puritan Bennett Llc | Method and apparatus for spectroscopic tissue analyte measurement |
| US8357090B2 (en) * | 2007-03-09 | 2013-01-22 | Covidien Lp | Method and apparatus for estimating water reserves |
| US8280469B2 (en) | 2007-03-09 | 2012-10-02 | Nellcor Puritan Bennett Llc | Method for detection of aberrant tissue spectra |
| US20080221411A1 (en) * | 2007-03-09 | 2008-09-11 | Nellcor Puritan Bennett Llc | System and method for tissue hydration estimation |
| US8109882B2 (en) | 2007-03-09 | 2012-02-07 | Nellcor Puritan Bennett Llc | System and method for venous pulsation detection using near infrared wavelengths |
| US8690864B2 (en) | 2007-03-09 | 2014-04-08 | Covidien Lp | System and method for controlling tissue treatment |
| US8346327B2 (en) | 2007-03-09 | 2013-01-01 | Covidien Lp | Method for identification of sensor site by local skin spectrum data |
| US20090036759A1 (en) * | 2007-08-01 | 2009-02-05 | Ault Timothy E | Collapsible noninvasive analyzer method and apparatus |
| WO2009037644A2 (en) * | 2007-09-20 | 2009-03-26 | Koninklijke Philips Electronics N.V. | Method and apparatus for estimating the content of an analyte in a multi-layer medium |
| EP2194848A4 (en) | 2007-09-28 | 2013-08-14 | Univ Duke | SYSTEMS AND METHODS FOR SPECTRAL ANALYSIS OF A TISSUE MASS USING AN INSTRUMENT, AN OPTICAL PROBE AND A MONTE CARLO OR DIFFUSION ALGORITHM |
| WO2009132360A2 (en) * | 2008-04-25 | 2009-10-29 | Duke University | Systems and methods for performing optical spectroscopy using a self-calibrating fiber optic probe |
| EP2321613B1 (en) | 2008-06-18 | 2019-09-04 | Biovotion AG | Method for characterizing the effect of a skin treatment agent on skin |
| US8406865B2 (en) * | 2008-09-30 | 2013-03-26 | Covidien Lp | Bioimpedance system and sensor and technique for using the same |
| JP5623504B2 (en) | 2009-04-17 | 2014-11-12 | バイオボーション・アーゲーBiovotion AG | Sensing device for characteristics of body tissue |
| US9091637B2 (en) | 2009-12-04 | 2015-07-28 | Duke University | Smart fiber optic sensors systems and methods for quantitative optical spectroscopy |
| US20120226117A1 (en) | 2010-12-01 | 2012-09-06 | Lamego Marcelo M | Handheld processing device including medical applications for minimally and non invasive glucose measurements |
| US20130144136A1 (en) * | 2011-12-01 | 2013-06-06 | Russell Rymut | Method and apparatus for determining tissue hydration |
| US9351672B2 (en) | 2012-07-16 | 2016-05-31 | Timothy Ruchti | Multiplexed pathlength resolved noninvasive analyzer apparatus with stacked filters and method of use thereof |
| US9351671B2 (en) | 2012-07-16 | 2016-05-31 | Timothy Ruchti | Multiplexed pathlength resolved noninvasive analyzer apparatus and method of use thereof |
| US9585604B2 (en) | 2012-07-16 | 2017-03-07 | Zyomed Corp. | Multiplexed pathlength resolved noninvasive analyzer apparatus with dynamic optical paths and method of use thereof |
| US20150018642A1 (en) | 2013-07-12 | 2015-01-15 | Sandeep Gulati | Tissue pathlength resolved noninvasive analyzer apparatus and method of use thereof |
| US9459201B2 (en) | 2014-09-29 | 2016-10-04 | Zyomed Corp. | Systems and methods for noninvasive blood glucose and other analyte detection and measurement using collision computing |
| US10154460B1 (en) * | 2015-02-17 | 2018-12-11 | Halo Wearables LLC | Power management for wearable devices |
| US12213721B2 (en) * | 2015-09-11 | 2025-02-04 | The Trustees Of Columbia University In The City Of New York | System, method and computer-accessible medium for catheter-based optical determination of met-myoglobin content for estimating radiofrequency ablated, chronic lesion formation in tissue |
| US9554738B1 (en) | 2016-03-30 | 2017-01-31 | Zyomed Corp. | Spectroscopic tomography systems and methods for noninvasive detection and measurement of analytes using collision computing |
| US10595777B2 (en) * | 2016-05-06 | 2020-03-24 | Lvl Technologies, Inc. | Method and device for hydration monitoring |
| US11457872B2 (en) | 2017-12-01 | 2022-10-04 | Samsung Electronics Co., Ltd. | Bio-signal quality assessment apparatus and bio-signal quality assessment method |
| KR102588906B1 (en) | 2017-12-01 | 2023-10-13 | 삼성전자주식회사 | Apparatus and method for assessment biological signal quality |
| CN108703741B (en) * | 2018-03-30 | 2019-04-09 | 西安交通大学 | A Multi-Strategy NIRS Interference Detection and Removal Method |
| CN112512421B (en) | 2018-04-27 | 2025-01-07 | 海德罗斯塔西斯公司 | Tissue Hydration Monitor |
| US12295742B2 (en) * | 2019-12-05 | 2025-05-13 | Washington University | Photoacoustic near-infrared spectroscopic endoscopy |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6246894B1 (en) * | 1993-02-01 | 2001-06-12 | In-Line Diagnostics Corporation | System and method for measuring blood urea nitrogen, blood osmolarity, plasma free hemoglobin and tissue water content |
| WO1995005120A1 (en) * | 1993-08-12 | 1995-02-23 | Kurashiki Boseki Kabushiki Kaisha | Blood sugar level non-invasion measuring method and measuring instrument therefor |
| US5701902A (en) * | 1994-09-14 | 1997-12-30 | Cedars-Sinai Medical Center | Spectroscopic burn injury evaluation apparatus and method |
| US5606164A (en) | 1996-01-16 | 1997-02-25 | Boehringer Mannheim Corporation | Method and apparatus for biological fluid analyte concentration measurement using generalized distance outlier detection |
| US5655530A (en) * | 1995-08-09 | 1997-08-12 | Rio Grande Medical Technologies, Inc. | Method for non-invasive blood analyte measurement with improved optical interface |
| CA2210791A1 (en) * | 1997-07-18 | 1999-01-18 | The University Of Manitoba | Diagnosis of edema |
| US6280381B1 (en) | 1999-07-22 | 2001-08-28 | Instrumentation Metrics, Inc. | Intelligent system for noninvasive blood analyte prediction |
| US6442408B1 (en) * | 1999-07-22 | 2002-08-27 | Instrumentation Metrics, Inc. | Method for quantification of stratum corneum hydration using diffuse reflectance spectroscopy |
-
2000
- 2000-09-25 US US09/669,781 patent/US6442408B1/en not_active Expired - Fee Related
-
2001
- 2001-09-05 AU AU2001290640A patent/AU2001290640A1/en not_active Abandoned
- 2001-09-05 WO PCT/US2001/027642 patent/WO2002026152A1/en not_active Ceased
- 2001-09-25 TW TW090123663A patent/TW524970B/en not_active IP Right Cessation
-
2002
- 2002-05-31 US US10/161,197 patent/US6668181B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| TW524970B (en) | 2003-03-21 |
| US6668181B2 (en) | 2003-12-23 |
| WO2002026152A8 (en) | 2002-05-02 |
| US6442408B1 (en) | 2002-08-27 |
| US20020183602A1 (en) | 2002-12-05 |
| WO2002026152A1 (en) | 2002-04-04 |
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