MA50331A1 - Procedes et dispositifs de realisation d'une mesure analytique - Google Patents
Procedes et dispositifs de realisation d'une mesure analytiqueInfo
- Publication number
- MA50331A1 MA50331A1 MA50331A MA50331A MA50331A1 MA 50331 A1 MA50331 A1 MA 50331A1 MA 50331 A MA50331 A MA 50331A MA 50331 A MA50331 A MA 50331A MA 50331 A1 MA50331 A1 MA 50331A1
- Authority
- MA
- Morocco
- Prior art keywords
- pixels
- interest
- region
- subset
- image
- Prior art date
Links
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/90—Determination of colour characteristics
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- 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
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- 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; CALCULATING OR 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, 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
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- 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
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- 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; CALCULATING OR 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)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Theoretical Computer Science (AREA)
- Molecular Biology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plasma & Fusion (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
L'invention concerne un procédé, un dispositif mobile (112) et un kit (148) pour effectuer une mesure analytique, les valeurs aberrantes étant éliminées. Le procédé comprend : la fourniture d'au moins un dispositif mobile (112) ayant au moins une caméra (114); la fourniture d'au moins une bande de test (118) configurée pour effectuer une réaction de détection de changement de couleur et appliquer au moins un échantillon à au moins un champ de test (120) de la bandelette de test (118), le champ de test (120) contenant au moins un produit chimique de test pour détecter au moins un analyte dans l'échantillon; la capture d'au moins une image (124) d'au moins une partie de la bande de test (118) à l'aide de la caméra (114), ladite image (124) étant composée d'une pluralité de pixels; la détermination d'au moins une région d'intérêt (128) sur l'image (124), et l'association d'un premier sous-ensemble de pixels à la région d'intérêt (128); l'évaluation d'une distribution de couleur à l'intérieur du premier sous-ensemble de pixels et l'élimination des valeurs aberrantes dans le premier sous-ensemble de pixels; la détermination d'au moins une sous-région d'intérêt (134) dans la région d'intérêt (128), la sous-région d'intérêt (134) ayant une surface plus petite que la région d'intérêt (128), et l'association d'un second sous-ensemble de pixels à la sous-région d'intérêt (134); et la comparaison d'au moins une valeur moyenne de la distribution de couleur du premier sous-ensemble de pixels et d'au moins une valeur moyenne d'une distribution de couleur du second sous-ensemble de pixels et la détermination ainsi d'au moins une information d'homogénéité sur une homogénéité de l'image (124).
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP18157426.0A EP3527972A1 (fr) | 2018-02-19 | 2018-02-19 | Procédé et dispositifs pour effectuer une mesure analytique |
PCT/EP2019/053993 WO2019158761A1 (fr) | 2018-02-19 | 2019-02-18 | Procédés et dispositifs de réalisation d'une mesure analytique |
Publications (2)
Publication Number | Publication Date |
---|---|
MA50331A1 true MA50331A1 (fr) | 2020-09-30 |
MA50331B1 MA50331B1 (fr) | 2021-03-31 |
Family
ID=61249518
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MA50331A MA50331B1 (fr) | 2018-02-19 | 2019-02-18 | Procedes et dispositifs de realisation d'une mesure analytique |
Country Status (11)
Country | Link |
---|---|
US (1) | US20200372680A1 (fr) |
EP (1) | EP3527972A1 (fr) |
JP (1) | JP7209005B2 (fr) |
KR (1) | KR20200121808A (fr) |
CN (1) | CN111712706A (fr) |
BR (1) | BR112020015019A2 (fr) |
CA (1) | CA3090221A1 (fr) |
MA (1) | MA50331B1 (fr) |
TN (1) | TN2020000153A1 (fr) |
TW (1) | TWI832840B (fr) |
WO (1) | WO2019158761A1 (fr) |
Families Citing this family (4)
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 |
US10991190B1 (en) | 2020-07-20 | 2021-04-27 | Abbott Laboratories | Digital pass verification systems and methods |
WO2022222122A1 (fr) * | 2021-04-23 | 2022-10-27 | Shenzhen Xpectvision Technology Co., Ltd. | Procédés d'imagerie au moyen d'un capteur d'image présentant de multiples détecteurs de rayonnement |
EP4166932A1 (fr) | 2021-10-14 | 2023-04-19 | F. Hoffmann-La Roche AG | Procédé amélioré pour la détermination de la concentration d'un analyte dans un fluide corporel |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK0731951T3 (da) * | 1993-02-26 | 2000-11-06 | E Y Lab Inc | System og fremgangsmåde til optisk analyse af et emne |
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 |
WO2006072590A1 (fr) | 2005-01-10 | 2006-07-13 | Syngenta Participations Ag | Dispositif permettant de determiner l'uniformite d'un lot de semences |
ES2929039T3 (es) | 2006-04-08 | 2022-11-24 | Hoffmann La Roche | Análisis de datos ópticos con ayuda de histogramas |
GB201105474D0 (en) * | 2011-03-31 | 2011-05-18 | Albagaia Ltd | Testing apparatus |
CN103620392B (zh) * | 2011-04-28 | 2017-05-17 | 皇家飞利浦有限公司 | 具有光学不均匀性的测定的评估方法及装置 |
US9063091B2 (en) * | 2012-04-06 | 2015-06-23 | Ixensor Inc. | Test strips and method for reading test strips |
PL2864765T3 (pl) * | 2012-06-22 | 2021-10-11 | F.Hoffmann-La Roche Ag | Sposób i urządzenie do wykrywania analitu w płynie ustrojowym |
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 |
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 (fr) | 2015-04-29 | 2019-03-06 | Ixcela, Inc. | Procédés et dispositif de quantification d'échantillons sanguins |
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 |
-
2018
- 2018-02-19 EP EP18157426.0A patent/EP3527972A1/fr active Pending
-
2019
- 2019-02-15 TW TW108105045A patent/TWI832840B/zh active
- 2019-02-18 KR KR1020207023675A patent/KR20200121808A/ko unknown
- 2019-02-18 TN TNP/2020/000153A patent/TN2020000153A1/en unknown
- 2019-02-18 WO PCT/EP2019/053993 patent/WO2019158761A1/fr active Application Filing
- 2019-02-18 MA MA50331A patent/MA50331B1/fr unknown
- 2019-02-18 CN CN201980013964.0A patent/CN111712706A/zh active Pending
- 2019-02-18 BR BR112020015019-3A patent/BR112020015019A2/pt active Search and Examination
- 2019-02-18 JP JP2020543765A patent/JP7209005B2/ja active Active
- 2019-02-18 CA CA3090221A patent/CA3090221A1/fr active Pending
-
2020
- 2020-08-12 US US16/991,917 patent/US20200372680A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
TN2020000153A1 (en) | 2022-04-04 |
MA50331B1 (fr) | 2021-03-31 |
JP2021514465A (ja) | 2021-06-10 |
CN111712706A (zh) | 2020-09-25 |
EP3527972A1 (fr) | 2019-08-21 |
RU2020130226A (ru) | 2022-03-21 |
WO2019158761A1 (fr) | 2019-08-22 |
US20200372680A1 (en) | 2020-11-26 |
TW201939020A (zh) | 2019-10-01 |
KR20200121808A (ko) | 2020-10-26 |
JP7209005B2 (ja) | 2023-01-19 |
CA3090221A1 (fr) | 2019-08-22 |
BR112020015019A2 (pt) | 2021-01-19 |
TWI832840B (zh) | 2024-02-21 |
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