BR112014007726A2 - medidor de teste manual com circuito de medição de hematócrito com base em deslocamento de fase - Google Patents

medidor de teste manual com circuito de medição de hematócrito com base em deslocamento de fase

Info

Publication number
BR112014007726A2
BR112014007726A2 BR112014007726A BR112014007726A BR112014007726A2 BR 112014007726 A2 BR112014007726 A2 BR 112014007726A2 BR 112014007726 A BR112014007726 A BR 112014007726A BR 112014007726 A BR112014007726 A BR 112014007726A BR 112014007726 A2 BR112014007726 A2 BR 112014007726A2
Authority
BR
Brazil
Prior art keywords
phase shift
subblock
test meter
block
hematocrit measurement
Prior art date
Application number
BR112014007726A
Other languages
English (en)
Inventor
Elder David
Kermani Mahyar
Kraft Ulrich
Original Assignee
Lifescan Scotland Ltd
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 Scotland Ltd filed Critical Lifescan Scotland Ltd
Publication of BR112014007726A2 publication Critical patent/BR112014007726A2/pt

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
    • G01N27/327—Biochemical electrodes, e.g. electrical or mechanical details for in vitro measurements
    • G01N27/3271—Amperometric enzyme electrodes for analytes in body fluids, e.g. glucose in blood
    • G01N27/3274—Corrective measures, e.g. error detection, compensation for temperature or hematocrit, calibration
    • 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
    • G01N27/327—Biochemical electrodes, e.g. electrical or mechanical details for in vitro measurements
    • 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
    • G01N27/327—Biochemical electrodes, e.g. electrical or mechanical details for in vitro measurements
    • G01N27/3271—Amperometric enzyme electrodes for analytes in body fluids, e.g. glucose in blood
    • G01N27/3273—Devices therefor, e.g. test element readers, circuitry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/483—Physical analysis of biological material
    • G01N33/487—Physical analysis of biological material of liquid biological material
    • G01N33/49—Blood
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/14—Heterocyclic carbon compound [i.e., O, S, N, Se, Te, as only ring hetero atom]
    • Y10T436/142222—Hetero-O [e.g., ascorbic acid, etc.]
    • Y10T436/143333—Saccharide [e.g., DNA, etc.]
    • Y10T436/144444—Glucose

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Hematology (AREA)
  • Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Ecology (AREA)
  • Biophysics (AREA)
  • Urology & Nephrology (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)

Abstract

resumo patente de invenção: "medidor de teste manual com circuito de medição de hematócrito com base em deslocamento de fase". a presente invenção refere-se a um medidor de teste manual para uso com tira de teste para análise na determinação de analito em amostra de fluido corporal que inclui alojamento (110); bloco de microcontrolador (112) disposto no alojamento; e bloco de medição de hematócrito com base em deslocamento de fase (114). o bloco de medição de hematócrito com base em deslocamento de fase inclui um sub-bloco de geração de sinal (120), sub-bloco de filtro de passa-baixa (122), um sub-bloco de interface de célula de amostra de tira de teste para análise (124), um sub-bloco de amplificador de transimpedância (128) e um sub-bloco de detector de fase (130). além disso, o bloco de medição de hematócrito com base em deslocamento de fase e o bloco de microcontrolador estão configurados para medir o deslocamento de fase de uma amostra de fluido corporal numa célula de amostra de uma tira de teste para análise inserida no medidor de teste manual e o bloco de microcontrolador está configurado para computar o hematócrito da amostra de fluido corporal com base no deslocamento de fase medido.
BR112014007726A 2011-09-30 2012-10-01 medidor de teste manual com circuito de medição de hematócrito com base em deslocamento de fase BR112014007726A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/250,525 US8623660B2 (en) 2011-09-30 2011-09-30 Hand-held test meter with phase-shift-based hematocrit measurement circuit
PCT/GB2012/052421 WO2013045950A1 (en) 2011-09-30 2012-10-01 Hand-held test meter with phase-shift-based hematocrit measurement circuit

Publications (1)

Publication Number Publication Date
BR112014007726A2 true BR112014007726A2 (pt) 2017-06-13

Family

ID=47071410

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014007726A BR112014007726A2 (pt) 2011-09-30 2012-10-01 medidor de teste manual com circuito de medição de hematócrito com base em deslocamento de fase

Country Status (12)

Country Link
US (1) US8623660B2 (pt)
EP (1) EP2766720B1 (pt)
JP (1) JP6223343B2 (pt)
KR (1) KR102014059B1 (pt)
CN (1) CN103842808B (pt)
AU (1) AU2012314100B2 (pt)
BR (1) BR112014007726A2 (pt)
CA (1) CA2850135C (pt)
ES (1) ES2738524T3 (pt)
HK (1) HK1201326A1 (pt)
RU (1) RU2616518C2 (pt)
WO (1) WO2013045950A1 (pt)

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US9903830B2 (en) 2011-12-29 2018-02-27 Lifescan Scotland Limited Accurate analyte measurements for electrochemical test strip based on sensed physical characteristic(s) of the sample containing the analyte
US20140299483A1 (en) * 2013-04-05 2014-10-09 Lifescan Scotland Limited Analyte meter and method of operation
US9395319B2 (en) * 2013-05-02 2016-07-19 Lifescan Scotland Limited Analytical test meter
US20140353176A1 (en) * 2013-06-04 2014-12-04 Lifescan Scotland Limited Hand-held test meter with time-multiplexed phase detection
US9835578B2 (en) * 2013-06-27 2017-12-05 Lifescan Scotland Limited Temperature compensation for an analyte measurement determined from a specified sampling time derived from a sensed physical characteristic of the sample containing the analyte
US9243276B2 (en) 2013-08-29 2016-01-26 Lifescan Scotland Limited Method and system to determine hematocrit-insensitive glucose values in a fluid sample
US9459231B2 (en) 2013-08-29 2016-10-04 Lifescan Scotland Limited Method and system to determine erroneous measurement signals during a test measurement sequence
US20150073718A1 (en) * 2013-09-10 2015-03-12 Lifescan Scotland Limited Phase-difference determination using test meter
TWI504889B (zh) * 2013-11-19 2015-10-21 Apex Biotechnology Corp 血容比量測系統及利用其量測的方法
US9442089B2 (en) 2013-12-23 2016-09-13 Lifescan Scotland Limited Analyte meter test strip detection
AU2015227036A1 (en) 2014-03-07 2016-09-15 Board Of Regents, The University Of Texas System Tri-electrode apparatus and methods for molecular analysis
US9470649B2 (en) * 2014-06-10 2016-10-18 Lifescan Scotland Limited Hand-held test mester with low-distortion signal generation circuit
EP3224620A4 (en) 2014-11-25 2018-07-18 Polymer Technology Systems, Inc. Systems and methods for electrochemical hematocrit determination by alternate current impedance phase angle determinations
US9989542B2 (en) 2014-11-25 2018-06-05 Polymer Technology Systems, Inc. Systems and methods for hematocrit correction in analyte test strips
US9903832B2 (en) 2015-04-28 2018-02-27 Industrial Technology Research Institute Methods for measuring analyte concentration
US10781469B2 (en) * 2015-06-04 2020-09-22 Omni Biomedical, Inc. Multi-mediator reagent formulations for use in electrochemical detection

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CN1244779A (zh) * 1995-04-20 2000-02-16 麦克考股份有限公司 非侵入地确定血球比率的方法和设备
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Also Published As

Publication number Publication date
CA2850135C (en) 2020-02-25
US20130084589A1 (en) 2013-04-04
CN103842808A (zh) 2014-06-04
EP2766720B1 (en) 2019-06-05
ES2738524T3 (es) 2020-01-23
AU2012314100B2 (en) 2014-11-13
JP2014532176A (ja) 2014-12-04
CN103842808B (zh) 2016-09-14
US8623660B2 (en) 2014-01-07
AU2012314100A1 (en) 2013-05-02
KR102014059B1 (ko) 2019-08-27
WO2013045950A1 (en) 2013-04-04
KR20140069259A (ko) 2014-06-09
RU2616518C2 (ru) 2017-04-17
CA2850135A1 (en) 2013-04-04
EP2766720A1 (en) 2014-08-20
RU2014117497A (ru) 2015-11-10
JP6223343B2 (ja) 2017-11-01
HK1201326A1 (en) 2015-08-28

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements
B350 Update of information on the portal [chapter 15.35 patent gazette]