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MXPA02005569A - Dispositivos y metodos para muestreo de fluido biologico percutaneo y medicion de analito. - Google Patents

Dispositivos y metodos para muestreo de fluido biologico percutaneo y medicion de analito.

Info

Publication number
MXPA02005569A
MXPA02005569A MXPA02005569A MXPA02005569A MXPA02005569A MX PA02005569 A MXPA02005569 A MX PA02005569A MX PA02005569 A MXPA02005569 A MX PA02005569A MX PA02005569 A MXPA02005569 A MX PA02005569A MX PA02005569 A MXPA02005569 A MX PA02005569A
Authority
MX
Mexico
Prior art keywords
biological fluid
outer electrode
methods
distal end
measurement devices
Prior art date
Application number
MXPA02005569A
Other languages
English (en)
Inventor
Leong Koon-Wah
Original Assignee
Lifescan 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 Lifescan Inc filed Critical Lifescan Inc
Publication of MXPA02005569A publication Critical patent/MXPA02005569A/es

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/28—Electrolytic cell components
    • G01N27/30—Electrodes, e.g. test electrodes; Half-cells
    • 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 or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/1468—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means
    • A61B5/1486—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means using enzyme electrodes, e.g. with immobilised oxidase
    • 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 or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/14532—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue for measuring glucose, e.g. by tissue impedance measurement

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Optics & Photonics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Emergency Medicine (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Investigating Or Analysing Biological Materials (AREA)

Abstract

Un dispositivo para muestreo de un fluido biologico y medicion de al menos un constituyente objetivo dentro del fluido biologico; el dispositivo tiene al menos una celda electroquimica que tiene un electrodo interior y un electrodo exterior en una relacion separada concentricamente; en una modalidad preferida, el electrodo exterior tiene una configuracion cilindrica que tiene un extremo distal abierto y el electrodo interior tiene una configuracion alargada colocada co-axialmente dentro del electrodo exterior y un extremo distal configurado para penetrar la piel; el espacio entre los electrodos ejerce una fuerza capilar en el fluido biologico presente en el extremo distal abierto del electrodo exterior; tambien se provee un sistema que incluye una unidad de control en comunicacion electrica con la celda electroquimica para controlar la seleccion y medicion del constituyente objetivo: tambien se proveen metodos de muestreo de fluidos biologicos dentro de la piel y la medicion de los fluidos probados, como tambien equipos que comprenden uno o mas dispositivos y/o sistemas de la invencion.
MXPA02005569A 2001-06-12 2002-06-05 Dispositivos y metodos para muestreo de fluido biologico percutaneo y medicion de analito. MXPA02005569A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/878,821 US6721586B2 (en) 2001-06-12 2001-06-12 Percutaneous biological fluid sampling and analyte measurement devices and methods

Publications (1)

Publication Number Publication Date
MXPA02005569A true MXPA02005569A (es) 2004-09-10

Family

ID=25372917

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA02005569A MXPA02005569A (es) 2001-06-12 2002-06-05 Dispositivos y metodos para muestreo de fluido biologico percutaneo y medicion de analito.

Country Status (16)

Country Link
US (2) US6721586B2 (es)
EP (1) EP1266609A3 (es)
JP (1) JP2003038466A (es)
KR (1) KR20020094897A (es)
CN (1) CN1273832C (es)
AR (1) AR034381A1 (es)
AU (1) AU784699B2 (es)
CA (1) CA2390328A1 (es)
CZ (1) CZ20022020A3 (es)
HK (1) HK1049596A1 (es)
IL (1) IL150039A (es)
MX (1) MXPA02005569A (es)
PL (1) PL354423A1 (es)
RU (1) RU2290062C2 (es)
SG (1) SG114552A1 (es)
TW (1) TW592661B (es)

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CN1273832C (zh) 2006-09-06
US6721586B2 (en) 2004-04-13
IL150039A0 (en) 2002-12-01
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US20040162474A1 (en) 2004-08-19
IL150039A (en) 2005-03-20
SG114552A1 (en) 2005-09-28
JP2003038466A (ja) 2003-02-12
CA2390328A1 (en) 2002-12-12
AR034381A1 (es) 2004-02-18
AU784699B2 (en) 2006-06-01
TW592661B (en) 2004-06-21
KR20020094897A (ko) 2002-12-18
EP1266609A3 (en) 2004-09-22
US6990367B2 (en) 2006-01-24
US20020188184A1 (en) 2002-12-12
CN1391103A (zh) 2003-01-15
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RU2290062C2 (ru) 2006-12-27
AU4584802A (en) 2002-12-19

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