GB2406638B - Interferometric measurement apparatus and method therefor - Google Patents

Interferometric measurement apparatus and method therefor

Info

Publication number
GB2406638B
GB2406638B GB0322995A GB0322995A GB2406638B GB 2406638 B GB2406638 B GB 2406638B GB 0322995 A GB0322995 A GB 0322995A GB 0322995 A GB0322995 A GB 0322995A GB 2406638 B GB2406638 B GB 2406638B
Authority
GB
United Kingdom
Prior art keywords
measurement apparatus
method therefor
interferometric measurement
interferometric
therefor
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.)
Expired - Fee Related
Application number
GB0322995A
Other languages
English (en)
Other versions
GB2406638A (en
GB0322995D0 (en
Inventor
Maurice Christian Gera Aalders
Dirk Johannes Faber
Antonius Gerardus Joha Leeuwen
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.)
Academisch Medisch Centrum
Original Assignee
Academisch Medisch Centrum
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 Academisch Medisch Centrum filed Critical Academisch Medisch Centrum
Priority to GB0322995A priority Critical patent/GB2406638B/en
Publication of GB0322995D0 publication Critical patent/GB0322995D0/en
Priority to PCT/IB2004/003342 priority patent/WO2005032360A1/fr
Publication of GB2406638A publication Critical patent/GB2406638A/en
Application granted granted Critical
Publication of GB2406638B publication Critical patent/GB2406638B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • A61B5/41—Detecting, measuring or recording for evaluating the immune or lymphatic systems
    • A61B5/413—Monitoring transplanted tissue or organ, e.g. for possible rejection reactions after a transplant
    • 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
    • A61B5/0073—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence by tomography, i.e. reconstruction of 3D images from 2D projections
    • 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
    • G01J3/28—Investigating the spectrum
    • G01J3/45—Interferometric spectrometry
    • G01J3/453—Interferometric spectrometry by correlation of the amplitudes
    • 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
    • G01N21/3563—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing solids; Preparation of samples 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
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/02—Details of sensors specially adapted for in-vivo measurements
    • A61B2562/0233—Special features of optical sensors or probes classified in A61B5/00
    • A61B2562/0242—Special features of optical sensors or probes classified in A61B5/00 for varying or adjusting the optical path length in the tissue
    • 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
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
    • G01N2021/3144—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths for oxymetry
    • 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
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/45—Refractivity; Phase-affecting properties, e.g. optical path length using interferometric methods; using Schlieren methods
    • G01N2021/451—Refractivity; Phase-affecting properties, e.g. optical path length using interferometric methods; using Schlieren methods for determining the optical absorption
    • 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)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Molecular Biology (AREA)
  • Public Health (AREA)
  • Biophysics (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Veterinary Medicine (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Transplantation (AREA)
  • Vascular Medicine (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
GB0322995A 2003-10-01 2003-10-01 Interferometric measurement apparatus and method therefor Expired - Fee Related GB2406638B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0322995A GB2406638B (en) 2003-10-01 2003-10-01 Interferometric measurement apparatus and method therefor
PCT/IB2004/003342 WO2005032360A1 (fr) 2003-10-01 2004-10-01 Interferometre a trajets de reference multiples et procede de spectroscopie

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0322995A GB2406638B (en) 2003-10-01 2003-10-01 Interferometric measurement apparatus and method therefor

Publications (3)

Publication Number Publication Date
GB0322995D0 GB0322995D0 (en) 2003-11-05
GB2406638A GB2406638A (en) 2005-04-06
GB2406638B true GB2406638B (en) 2006-03-29

Family

ID=29415310

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0322995A Expired - Fee Related GB2406638B (en) 2003-10-01 2003-10-01 Interferometric measurement apparatus and method therefor

Country Status (2)

Country Link
GB (1) GB2406638B (fr)
WO (1) WO2005032360A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005039021A1 (de) * 2005-06-14 2006-12-21 Klews, Peter-Michael, Dr. Nicht-invasives quantitatives Blutinhaltsstoffanalysegerät
GB2432067A (en) * 2005-11-02 2007-05-09 Oti Ophthalmic Technologies Optical coherence tomography depth scanning with varying reference path difference over imaging array
DE102007023293B3 (de) * 2007-05-16 2008-09-25 Universität Zu Lübeck Verfahren zur Optischen Kohärenztomographie
DE102009053006B4 (de) * 2009-11-16 2014-04-24 Bundesrepublik Deutschland, vertr.d.d. Bundesministerium für Wirtschaft und Technologie, d.vertr.d.d. Präsidenten der Physikalisch-Technischen Bundesanstalt Längenmessgerät
US20110122412A1 (en) * 2009-11-23 2011-05-26 General Electric Company Devices and methods for optical detection
KR102505234B1 (ko) * 2018-04-12 2023-03-03 삼성전자주식회사 공간 광 변조기를 이용한 생체 정보 검출을 위한 방법, 전자 장치 및 저장 매체

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6015969A (en) * 1996-09-16 2000-01-18 The Regents Of The University Of California Multiple-wavelength spectroscopic quantitation of light-absorbing species in scattering media
US6381015B1 (en) * 1997-05-26 2002-04-30 Hitachi, Ltd. Inspection apparatus using optical interferometer
WO2003062802A2 (fr) * 2002-01-24 2003-07-31 The General Hospital Corporation Appareil et procede de telemetrie et de reduction du bruit pour des signaux d'interferometrie a faible coherence (ifc) et de tomographie a coherence optique (tco) comprenant la detection d'un ensemble parallele de bandes spectrales
US6615072B1 (en) * 1999-02-04 2003-09-02 Olympus Optical Co., Ltd. Optical imaging device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4411017C2 (de) * 1994-03-30 1995-06-08 Alexander Dr Knuettel Optische stationäre spektroskopische Bildgebung in stark streuenden Objekten durch spezielle Lichtfokussierung und Signal-Detektion von Licht unterschiedlicher Wellenlängen
US5600440A (en) * 1995-07-05 1997-02-04 The United States Of America As Represented By The Secretary Of The Navy Liquid crystal interferometer
WO1998043068A1 (fr) * 1997-03-26 1998-10-01 Kowa Company, Ltd. Instrument de mesure optique
FR2783323B1 (fr) * 1998-09-10 2000-10-13 Suisse Electronique Microtech Dispositif interferometrique pour relever les caracteristiques de reflexion et/ou de transmission optiques en profondeur d'un objet
WO2001098731A1 (fr) * 2000-06-21 2001-12-27 Cormack Robert H Circuits a retard a validation selective pour interferometres
WO2002071042A2 (fr) * 2001-01-29 2002-09-12 Izatt Joseph A Tomographie a coherence optique parallele comportant un codage en frequence et systemes et procedes associes
US6728571B1 (en) * 2001-07-16 2004-04-27 Scimed Life Systems, Inc. Electronically scanned optical coherence tomography with frequency modulated signals

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6015969A (en) * 1996-09-16 2000-01-18 The Regents Of The University Of California Multiple-wavelength spectroscopic quantitation of light-absorbing species in scattering media
US6381015B1 (en) * 1997-05-26 2002-04-30 Hitachi, Ltd. Inspection apparatus using optical interferometer
US6615072B1 (en) * 1999-02-04 2003-09-02 Olympus Optical Co., Ltd. Optical imaging device
WO2003062802A2 (fr) * 2002-01-24 2003-07-31 The General Hospital Corporation Appareil et procede de telemetrie et de reduction du bruit pour des signaux d'interferometrie a faible coherence (ifc) et de tomographie a coherence optique (tco) comprenant la detection d'un ensemble parallele de bandes spectrales

Also Published As

Publication number Publication date
GB2406638A (en) 2005-04-06
WO2005032360A1 (fr) 2005-04-14
GB0322995D0 (en) 2003-11-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20071001