TN2020000153A1 - Method and devices for performing an analytical measurement - Google Patents

Method and devices for performing an analytical measurement

Info

Publication number
TN2020000153A1
TN2020000153A1 TNP/2020/000153A TN2020000153A TN2020000153A1 TN 2020000153 A1 TN2020000153 A1 TN 2020000153A1 TN 2020000153 A TN2020000153 A TN 2020000153A TN 2020000153 A1 TN2020000153 A1 TN 2020000153A1
Authority
TN
Tunisia
Prior art keywords
sub
pixels
interest
region
image
Prior art date
Application number
TNP/2020/000153A
Other languages
English (en)
Inventor
Limburg Bernd
Original Assignee
Hoffmann La Roche
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 Hoffmann La Roche filed Critical Hoffmann La Roche
Publication of TN2020000153A1 publication Critical patent/TN2020000153A1/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/90—Determination of colour characteristics
    • 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
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
    • 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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/8483—Investigating reagent band
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/11—Region-based segmentation
    • 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
    • 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
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N2021/0162—Arrangements or apparatus for facilitating the optical investigation using microprocessors for control of a sequence of operations, e.g. test, powering, switching, processing
    • 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
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N2021/7756—Sensor type
    • G01N2021/7759—Dipstick; Test strip
    • 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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/8483—Investigating reagent band
    • G01N2021/8488—Investigating reagent band the band presenting reference patches
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/02—Mechanical
    • G01N2201/022—Casings
    • G01N2201/0221—Portable; cableless; compact; hand-held
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10024—Color image

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Molecular Biology (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
TNP/2020/000153A 2018-02-19 2019-02-18 Method and devices for performing an analytical measurement TN2020000153A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP18157426.0A EP3527972B8 (en) 2018-02-19 2018-02-19 Method and devices for performing an analytical measurement
PCT/EP2019/053993 WO2019158761A1 (en) 2018-02-19 2019-02-18 Method and devices for performing an analytical measurement

Publications (1)

Publication Number Publication Date
TN2020000153A1 true TN2020000153A1 (en) 2022-04-04

Family

ID=61249518

Family Applications (1)

Application Number Title Priority Date Filing Date
TNP/2020/000153A TN2020000153A1 (en) 2018-02-19 2019-02-18 Method and devices for performing an analytical measurement

Country Status (12)

Country Link
US (2) US12272104B2 (https=)
EP (1) EP3527972B8 (https=)
JP (1) JP7209005B2 (https=)
KR (1) KR102753595B1 (https=)
CN (1) CN111712706A (https=)
CA (1) CA3090221A1 (https=)
ES (1) ES3036495T3 (https=)
MA (1) MA50331B1 (https=)
PL (1) PL3527972T3 (https=)
TN (1) TN2020000153A1 (https=)
TW (1) TWI832840B (https=)
WO (1) WO2019158761A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110780064B (zh) * 2019-11-15 2020-10-16 中国农业科学院农业质量标准与检测技术研究所 利用移动终端对目标成分进行检测的方法及系统
MA53878B1 (fr) * 2019-11-25 2023-02-28 Hoffmann La Roche Procédé pour déterminer une concentration d'un analyte dans un fluide corporel
US10991185B1 (en) 2020-07-20 2021-04-27 Abbott Laboratories Digital pass verification systems and methods
WO2022222122A1 (en) * 2021-04-23 2022-10-27 Shenzhen Xpectvision Technology Co., Ltd. Imaging methods using an image sensor with multiple radiation detectors
EP4166932A1 (en) 2021-10-14 2023-04-19 F. Hoffmann-La Roche AG Enhanced method for the determination of an analyte concentration in bodily fluid

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69425158T2 (de) * 1993-02-26 2001-03-15 E-Y Laboratories, Inc. Optisches probe-analysesystem und verfahren
DE19630160A1 (de) * 1996-07-26 1998-01-29 Boehringer Mannheim Gmbh Analysesystem mit Mitteln zur Erkennung von Unterdosierungen
DE19638065A1 (de) * 1996-09-18 1998-03-19 Massen Machine Vision Systems Automatische Qualitätskontrolle von Fliesen
DE19852504A1 (de) 1998-11-13 2000-05-18 Stratec Biomedical Systems Ag Anordnung und Verfahren zur Blutanalyse für die Serodiagnostik
US6993172B2 (en) 2001-06-29 2006-01-31 Agilent Technologies, Inc. Method and system for automated outlying feature and outlying feature background detection during processing of data scanned from a molecular array
US6847451B2 (en) 2002-05-01 2005-01-25 Lifescan, Inc. Apparatuses and methods for analyte concentration determination
TW569010B (en) * 2003-05-13 2004-01-01 Oncoprobe Biotech Inc Bioagent automatic detection system
UA91353C2 (ru) 2005-01-10 2010-07-26 Сингента Партисипейшнс Аг Способ и устройство для определения однородности партии семян
PL2244086T3 (pl) 2006-04-08 2021-11-22 F. Hoffmann-La Roche Ag Analiza danych optycznych za pomocą histogramów
GB201105474D0 (en) * 2011-03-31 2011-05-18 Albagaia Ltd Testing apparatus
EP2702392B1 (en) * 2011-04-28 2019-10-30 Koninklijke Philips N.V. Evaluating assays with optical inhomogeneities
GB2497516A (en) 2011-12-05 2013-06-19 Univ Lincoln Generating training data for automation of image analysis
US9063091B2 (en) * 2012-04-06 2015-06-23 Ixensor Inc. Test strips and method for reading test strips
RU2604166C2 (ru) * 2012-06-22 2016-12-10 Ф.Хоффманн-Ля Рош Аг Способ и устройство для определения аналита в физиологической жидкости
US9285323B2 (en) * 2012-08-08 2016-03-15 Scanadu Incorporated Quantifying color changes of chemical test pads induced concentrations of biological analytes under different lighting conditions
JP6010434B2 (ja) * 2012-11-15 2016-10-19 株式会社オーイーエムシステム 体液成分分析装置および体液成分分析方法
WO2014178062A2 (en) 2013-02-25 2014-11-06 Biosense Technologies Private Ltd Method and system for analysing body fluids
US9734400B2 (en) * 2015-01-30 2017-08-15 AgriSight, Inc. System and method for field variance determination
KR102199462B1 (ko) * 2014-11-04 2021-01-06 삼성전자주식회사 생체 정보 측정 방법 및 이를 위한 장치
TWI652470B (zh) * 2015-02-16 2019-03-01 安盛生科股份有限公司 適用於行動運算載具的測試條模組、螢幕保護件、保護殼體及測量該測試條模組中一測試條的方法
EP3250919A4 (en) 2015-04-29 2019-03-06 Ixcela, Inc. METHOD AND DEVICE FOR QUANTIZING BLOOD SAMPLES
CN105181959B (zh) * 2015-06-25 2017-03-08 中国科学院电子学研究所 一种免疫层析试条定量检测装置及方法

Also Published As

Publication number Publication date
TWI832840B (zh) 2024-02-21
EP3527972B1 (en) 2025-05-28
BR112020015019A2 (pt) 2021-01-19
EP3527972B8 (en) 2025-07-09
EP3527972A1 (en) 2019-08-21
JP2021514465A (ja) 2021-06-10
ES3036495T3 (en) 2025-09-19
MA50331B1 (fr) 2021-03-31
KR20200121808A (ko) 2020-10-26
KR102753595B1 (ko) 2025-01-10
US20200372680A1 (en) 2020-11-26
TW201939020A (zh) 2019-10-01
CA3090221A1 (en) 2019-08-22
MA50331A1 (fr) 2020-09-30
JP7209005B2 (ja) 2023-01-19
RU2020130226A (ru) 2022-03-21
WO2019158761A1 (en) 2019-08-22
PL3527972T3 (pl) 2025-09-01
CN111712706A (zh) 2020-09-25
US12272104B2 (en) 2025-04-08
US20250200806A1 (en) 2025-06-19
EP3527972C0 (en) 2025-05-28

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