DE69901743D1 - Biosensor, iontophoretischen Probenahmesystem, und Verfahren zur seiner Anwendung - Google Patents

Biosensor, iontophoretischen Probenahmesystem, und Verfahren zur seiner Anwendung

Info

Publication number
DE69901743D1
DE69901743D1 DE69901743T DE69901743T DE69901743D1 DE 69901743 D1 DE69901743 D1 DE 69901743D1 DE 69901743 T DE69901743 T DE 69901743T DE 69901743 T DE69901743 T DE 69901743T DE 69901743 D1 DE69901743 D1 DE 69901743D1
Authority
DE
Germany
Prior art keywords
biosensor
sampling system
iontophoretic sampling
analytes
transdermal extraction
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 - Lifetime
Application number
DE69901743T
Other languages
English (en)
Other versions
DE69901743T2 (de
Inventor
Lynn Kim
Norman A Parris
Russell O Potts
Janet A Tamada
Michael J Tierney
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.)
Animas Technologies LLC
Original Assignee
Cygnus Therapeutic Systems
Cygnus Inc
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 Cygnus Therapeutic Systems, Cygnus Inc filed Critical Cygnus Therapeutic Systems
Application granted granted Critical
Publication of DE69901743D1 publication Critical patent/DE69901743D1/de
Publication of DE69901743T2 publication Critical patent/DE69901743T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/26—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving oxidoreductase
    • 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
    • A61B5/14507—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 specially adapted for measuring characteristics of body fluids other than blood
    • A61B5/1451—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 specially adapted for measuring characteristics of body fluids other than blood for interstitial fluid
    • A61B5/14514—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 specially adapted for measuring characteristics of body fluids other than blood for interstitial fluid using means for aiding extraction of interstitial fluid, e.g. microneedles or suction
    • 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
    • A61B5/14532—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 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, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/1486—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 enzyme electrodes, e.g. with immobilised oxidase
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/20—Applying electric currents by contact electrodes continuous direct currents
    • A61N1/30—Apparatus for iontophoresis, i.e. transfer of media in ionic state by an electromotoric force into the body, or cataphoresis
    • 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
    • A61B5/1495—Calibrating or testing of in-vivo probes
DE69901743T 1998-03-13 1999-03-12 Biosensor, iontophoretischen Probenahmesystem, und Verfahren zur seiner Anwendung Expired - Lifetime DE69901743T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US7799398P 1998-03-13 1998-03-13
US8059198P 1998-04-03 1998-04-03
US17490298A 1998-10-19 1998-10-19

Publications (2)

Publication Number Publication Date
DE69901743D1 true DE69901743D1 (de) 2002-07-18
DE69901743T2 DE69901743T2 (de) 2003-01-30

Family

ID=27373197

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69901743T Expired - Lifetime DE69901743T2 (de) 1998-03-13 1999-03-12 Biosensor, iontophoretischen Probenahmesystem, und Verfahren zur seiner Anwendung

Country Status (11)

Country Link
US (4) US6587705B1 (de)
EP (1) EP0942278B1 (de)
JP (1) JP3155523B2 (de)
KR (1) KR100328654B1 (de)
AT (1) ATE219245T1 (de)
CA (1) CA2265119C (de)
DE (1) DE69901743T2 (de)
DK (1) DK0942278T3 (de)
ES (1) ES2178349T3 (de)
GB (1) GB2335278B (de)
PT (1) PT942278E (de)

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US6816742B2 (en) 2004-11-09
CA2265119C (en) 2002-12-03
EP0942278B1 (de) 2002-06-12
GB9905831D0 (en) 1999-05-05
PT942278E (pt) 2002-11-29
ES2178349T3 (es) 2002-12-16

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