FI110304B - Laite ja menetelmä orgaanisten ja biologisten aineiden sähköisen impedanssin mittaamiseen - Google Patents

Laite ja menetelmä orgaanisten ja biologisten aineiden sähköisen impedanssin mittaamiseen Download PDF

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Publication number
FI110304B
FI110304B FI931730A FI931730A FI110304B FI 110304 B FI110304 B FI 110304B FI 931730 A FI931730 A FI 931730A FI 931730 A FI931730 A FI 931730A FI 110304 B FI110304 B FI 110304B
Authority
FI
Finland
Prior art keywords
measuring
electrode
impedance
electrodes
control electrode
Prior art date
Application number
FI931730A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI931730A0 (fi
FI931730A (fi
Inventor
Stig Ollmar
Original Assignee
Ct Foer Dentalteknik Och Bioma
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 Ct Foer Dentalteknik Och Bioma filed Critical Ct Foer Dentalteknik Och Bioma
Publication of FI931730A0 publication Critical patent/FI931730A0/fi
Publication of FI931730A publication Critical patent/FI931730A/fi
Application granted granted Critical
Publication of FI110304B publication Critical patent/FI110304B/fi

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Classifications

    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/16—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for measuring intraocular pressure, e.g. tonometers

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Dermatology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
FI931730A 1990-10-18 1993-04-16 Laite ja menetelmä orgaanisten ja biologisten aineiden sähköisen impedanssin mittaamiseen FI110304B (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE9003336A SE466987B (sv) 1990-10-18 1990-10-18 Anordning foer djupselektiv icke-invasiv, lokal maetning av elektrisk impedans i organiska och biologiska material samt prob foer maetning av elektrisk impedans
SE9003336 1990-10-18
PCT/SE1991/000703 WO1992006634A1 (en) 1990-10-18 1991-10-18 A device for measurement of electrical impedance of organic and biological materials
SE9100703 1991-10-18

Publications (3)

Publication Number Publication Date
FI931730A0 FI931730A0 (fi) 1993-04-16
FI931730A FI931730A (fi) 1993-04-16
FI110304B true FI110304B (fi) 2002-12-31

Family

ID=20380684

Family Applications (1)

Application Number Title Priority Date Filing Date
FI931730A FI110304B (fi) 1990-10-18 1993-04-16 Laite ja menetelmä orgaanisten ja biologisten aineiden sähköisen impedanssin mittaamiseen

Country Status (15)

Country Link
US (1) US5353802A (no)
EP (1) EP0553187B1 (no)
JP (1) JP3320413B2 (no)
KR (1) KR100201178B1 (no)
AT (1) ATE167794T1 (no)
AU (1) AU659111B2 (no)
CA (1) CA2093922C (no)
DE (1) DE69129698T2 (no)
DK (1) DK0553187T3 (no)
ES (1) ES2120419T3 (no)
FI (1) FI110304B (no)
HU (1) HU216496B (no)
NO (1) NO307863B1 (no)
SE (1) SE466987B (no)
WO (1) WO1992006634A1 (no)

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Also Published As

Publication number Publication date
HU9301109D0 (en) 1993-08-30
ATE167794T1 (de) 1998-07-15
FI931730A0 (fi) 1993-04-16
NO307863B1 (no) 2000-06-13
JP3320413B2 (ja) 2002-09-03
JPH06502323A (ja) 1994-03-17
CA2093922C (en) 2001-07-31
CA2093922A1 (en) 1992-04-19
DE69129698T2 (de) 1999-03-11
SE9003336D0 (sv) 1990-10-18
AU659111B2 (en) 1995-05-11
DE69129698D1 (de) 1998-08-06
WO1992006634A1 (en) 1992-04-30
KR100201178B1 (ko) 1999-06-15
EP0553187A1 (en) 1993-08-04
US5353802A (en) 1994-10-11
EP0553187B1 (en) 1998-07-01
HUT66173A (en) 1994-09-28
ES2120419T3 (es) 1998-11-01
DK0553187T3 (da) 1999-06-28
FI931730A (fi) 1993-04-16
SE9003336A (no) 1992-04-19
HU216496B (hu) 1999-07-28
SE466987B (sv) 1992-05-11
NO931415L (no) 1993-05-13
NO931415D0 (no) 1993-04-16
AU8849991A (en) 1992-05-20

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