Analyte test system using non-enzymatic analyte recognition...

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G01N 33/52 (2006.01) B01L 3/00 (2006.01) G01N 21/00 (2006.01) G01N 33/487 (2006.01) G01N 33/543 (2006.01) G02F 1/00 (2006.01)

Patent

CA 2614771

An analyte test element for the qualitative and/or quantitative determination of at least one analyte in a physiological or aqueous sample fluid having a first surface (2a) and a second surface (4a) in a predetermined distance opposite from each other, said both sur~faces are provided with two substantially equivalent patterns forming areas of high and low surface energy which are aligned mostly congruent, whereby the areas of high surface en~ergy (6, 6') create a sample distribution system with at least two detection areas (6a, 6'a), said at least one of the detection areas (6a, 6'a) of the first and second surfaces (2a, 4a) is provided with at least one non-enzymatic recognition element (32). The analyte test ele~ment is suitable for analyte test systems evaluating the affinity reaction between an analyte of interest and a recognition element and therefore provides a suitable test system to per~form immunoassays, receptor-assays, or other affinity assays with a simple test element containing qualitative or quantitative calibration mechanisms suitable for point of care and home settings.

L~invention concerne un élément de test d~un analyte destiné à la détermination quantitative et/ou qualitative d~au moins un analyte au sein d~un fluide aqueux ou physiologique échantillonné présentant une première surface (2a) et une deuxième surface (4a) opposées l~une à l~autre à une distance prédéterminée, lesdites deux surfaces sont agrémentées de deux modèles essentiellement équivalents formant des zones d'énergie de surface faible et élevée qui sont idéalement alignées de façon congruente, ainsi, les zones d~énergie de surface élevée (6, 6~) créent un système de distribution des échantillons présentant au moins deux zones de détection (6a, 6'a), au moins une des deux dites zones de détection (6a, 6'a) de la première et de la deuxième surface (2a, 4a) est agrémentée d~au moins un élément de reconnaissance non enzymatique (32). L~élément de test d~un analyte convient à des systèmes de test d~un analyte évaluant la réaction d~affinité entre un analyte d~intérêt et un élément de reconnaissance et offre donc un système de test approprié pour effectuer des dosages immunologiques, des analyses de récepteur ou d~autres analyses d~affinité au moyen d~un élément de test simple contenant des mécanismes d~étalonnage quantitatif ou qualitatif appropriés à la configuration de centres de soins et d~un domicile.

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