GB2047884B - Measuring ion concentration in organic tissue - Google Patents

Measuring ion concentration in organic tissue

Info

Publication number
GB2047884B
GB2047884B GB8008824A GB8008824A GB2047884B GB 2047884 B GB2047884 B GB 2047884B GB 8008824 A GB8008824 A GB 8008824A GB 8008824 A GB8008824 A GB 8008824A GB 2047884 B GB2047884 B GB 2047884B
Authority
GB
United Kingdom
Prior art keywords
ion concentration
organic tissue
measuring ion
measuring
tissue
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
Application number
GB8008824A
Other versions
GB2047884A (en
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.)
Science Union et Cie
Original Assignee
Science Union et Cie
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 Science Union et Cie filed Critical Science Union et Cie
Publication of GB2047884A publication Critical patent/GB2047884A/en
Application granted granted Critical
Publication of GB2047884B publication Critical patent/GB2047884B/en
Expired 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
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • A61B5/1459—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, 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
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/1468—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means
    • 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
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/76—Chemiluminescence; Bioluminescence
    • 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, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • A61B5/14551—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
    • A61B5/14556—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases by fluorescence
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/40—Detecting, measuring or recording for evaluating the nervous system
    • A61B5/4076—Diagnosing or monitoring particular conditions of the nervous system
    • A61B5/4094—Diagnosing or monitoring seizure diseases, e.g. epilepsy

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Pathology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Surgery (AREA)
  • Molecular Biology (AREA)
  • Medical Informatics (AREA)
  • Optics & Photonics (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Chemical & Material Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
GB8008824A 1979-03-16 1980-03-14 Measuring ion concentration in organic tissue Expired GB2047884B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7906681A FR2451185A1 (en) 1979-03-16 1979-03-16 NEW ION CURRENT DETECTION DEVICE

Publications (2)

Publication Number Publication Date
GB2047884A GB2047884A (en) 1980-12-03
GB2047884B true GB2047884B (en) 1983-04-20

Family

ID=9223182

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8008824A Expired GB2047884B (en) 1979-03-16 1980-03-14 Measuring ion concentration in organic tissue

Country Status (4)

Country Link
BE (1) BE882244A (en)
DE (1) DE3009901A1 (en)
FR (1) FR2451185A1 (en)
GB (1) GB2047884B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3040855A1 (en) * 1980-10-30 1982-06-09 Wolfgang Prof. 7500 Karlsruhe Mehlhardt Examining biological effects on foodstuffs of seeds - by measuring intensity of ultra-weak photon radiation in vitro
DE3038255A1 (en) * 1980-10-10 1982-05-19 Wolfgang Prof. 7500 Karlsruhe Mehlhardt Examining biological effects on foodstuffs of seeds - by measuring intensity of ultra-weak photon radiation in vitro
FR2593916B1 (en) * 1986-01-24 1988-05-13 France Etat Armement SPECTROPHOTOMETER FOR DETERMINATION WITHIN A LIVING ORGANISM
DE3845013B4 (en) * 1987-06-30 2006-09-07 Aaron Lewis Effecting accurate micro-manipulating - via a tube with a small tapered end in proximity to a substrate held in vibration free manner
DE19513643A1 (en) * 1995-04-04 1996-10-10 Ludolpf A C Dr Med Testing of biochemical and electrophysiological parameters esp. of human body
DE10128449B4 (en) * 2001-06-12 2004-07-15 Robert Bosch Gmbh Device and method for testing a material

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1389458A (en) * 1962-10-13 1965-02-19 Eschweiler & Co Apparatus for electric gas analysis
US3811777A (en) * 1973-02-06 1974-05-21 Johnson Res Foundation Medical Time-sharing fluorometer and reflectometer
DE2630606A1 (en) * 1976-07-07 1978-01-12 Alois Hoerl Luminescence radiation analyser for living organisms - uses optical light guide and waveguide on screened measuring head

Also Published As

Publication number Publication date
DE3009901A1 (en) 1980-10-02
FR2451185A1 (en) 1980-10-10
GB2047884A (en) 1980-12-03
BE882244A (en) 1980-09-15

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Legal Events

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