SE8900612D0 - Vaevnadskarakterisering utnyttjande ett blodfritt fluorescenskriterium - Google Patents

Vaevnadskarakterisering utnyttjande ett blodfritt fluorescenskriterium

Info

Publication number
SE8900612D0
SE8900612D0 SE8900612A SE8900612A SE8900612D0 SE 8900612 D0 SE8900612 D0 SE 8900612D0 SE 8900612 A SE8900612 A SE 8900612A SE 8900612 A SE8900612 A SE 8900612A SE 8900612 D0 SE8900612 D0 SE 8900612D0
Authority
SE
Sweden
Prior art keywords
pct
blood
spectral intervals
sec
tissue characterization
Prior art date
Application number
SE8900612A
Other languages
English (en)
Swedish (sv)
Inventor
Jonas Johansson
Katarina Svanberg
Stefan Andersson
Sune Roland Svanberg
Unne Stenram
Original Assignee
Jonas Johansson
Katarina Svanberg
Stefan Andersson
Sune Roland Svanberg
Unne Stenram
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 Jonas Johansson, Katarina Svanberg, Stefan Andersson, Sune Roland Svanberg, Unne Stenram filed Critical Jonas Johansson
Priority to SE8900612A priority Critical patent/SE8900612D0/xx
Publication of SE8900612D0 publication Critical patent/SE8900612D0/xx
Priority to DE69015916T priority patent/DE69015916T2/de
Priority to EP90903982A priority patent/EP0411104B1/en
Priority to JP50429390A priority patent/JP3187416B2/ja
Priority to PCT/SE1990/000118 priority patent/WO1990010219A1/en
Priority to CA002027561A priority patent/CA2027561C/en
Priority to ES90903982T priority patent/ES2067021T3/es
Priority to AU51937/90A priority patent/AU638978B2/en
Priority to US07/598,716 priority patent/US5115137A/en
Priority to JP2000003983A priority patent/JP2000175887A/ja
Priority to JP2002222126A priority patent/JP3497854B2/ja
Priority to JP2003177376A priority patent/JP3773921B2/ja

Links

Classifications

    • 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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/6408—Fluorescence; Phosphorescence with measurement of decay time, time resolved fluorescence
    • 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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/645—Specially adapted constructive features of fluorimeters
    • G01N21/6456—Spatial resolved fluorescence measurements; Imaging
    • 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
    • G01N2021/317—Special constructive features
    • G01N2021/3177—Use of spatially separated filters in simultaneous way
    • 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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N2021/6417—Spectrofluorimetric devices
    • G01N2021/6421—Measuring at two or more wavelengths

Landscapes

  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Endoscopes (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
SE8900612A 1989-02-22 1989-02-22 Vaevnadskarakterisering utnyttjande ett blodfritt fluorescenskriterium SE8900612D0 (sv)

Priority Applications (12)

Application Number Priority Date Filing Date Title
SE8900612A SE8900612D0 (sv) 1989-02-22 1989-02-22 Vaevnadskarakterisering utnyttjande ett blodfritt fluorescenskriterium
US07/598,716 US5115137A (en) 1989-02-22 1990-02-21 Diagnosis by means of fluorescent light emission from tissue
PCT/SE1990/000118 WO1990010219A1 (en) 1989-02-22 1990-02-21 Improvements in diagnosis by means of fluorescent light emission from tissue
EP90903982A EP0411104B1 (en) 1989-02-22 1990-02-21 Improvements in diagnosis by means of fluorescent light emission from tissue
JP50429390A JP3187416B2 (ja) 1989-02-22 1990-02-21 蛍光により組織特性を測定する装置
DE69015916T DE69015916T2 (de) 1989-02-22 1990-02-21 Verbesserungen in der diagnose durch emission fluoreszierenden lichtes von gewebe.
CA002027561A CA2027561C (en) 1989-02-22 1990-02-21 Improvements in diagnosis by means of fluorescent light emission from tissue
ES90903982T ES2067021T3 (es) 1989-02-22 1990-02-21 Mejoras en diagnosis por medio de emision de luz fluorescente desde tejidos.
AU51937/90A AU638978B2 (en) 1989-02-22 1990-02-21 Improvements in diagnosis by means of fluorescent light emission from tissue
JP2000003983A JP2000175887A (ja) 1989-02-22 2000-01-12 蛍光により組織特性を測定する方法
JP2002222126A JP3497854B2 (ja) 1989-02-22 2002-07-30 蛍光により組織特性を測定する装置
JP2003177376A JP3773921B2 (ja) 1989-02-22 2003-06-20 蛍光により組織特性を測定する方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8900612A SE8900612D0 (sv) 1989-02-22 1989-02-22 Vaevnadskarakterisering utnyttjande ett blodfritt fluorescenskriterium

Publications (1)

Publication Number Publication Date
SE8900612D0 true SE8900612D0 (sv) 1989-02-22

Family

ID=20375131

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8900612A SE8900612D0 (sv) 1989-02-22 1989-02-22 Vaevnadskarakterisering utnyttjande ett blodfritt fluorescenskriterium

Country Status (9)

Country Link
US (1) US5115137A (xx)
EP (1) EP0411104B1 (xx)
JP (4) JP3187416B2 (xx)
AU (1) AU638978B2 (xx)
CA (1) CA2027561C (xx)
DE (1) DE69015916T2 (xx)
ES (1) ES2067021T3 (xx)
SE (1) SE8900612D0 (xx)
WO (1) WO1990010219A1 (xx)

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DE69015916T2 (de) 1995-08-10
WO1990010219A1 (en) 1990-09-07
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