A "one-device" system for testing constituents in fluids

G - Physics – 01 – N

Patent

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Details

G01N 21/00 (2006.01) G01N 1/14 (2006.01) G01N 1/18 (2006.01) G01N 33/487 (2006.01) G01N 33/558 (2006.01) G01N 33/94 (2006.01)

Patent

CA 2443077

A "one-device system and method for collecting, extracting testing, and confirming various constituents in fluids is described. Particularly, it relates to the detection of various drugs of abuse in bodily fluids. More particularly, it collects and performs assay of a human's saliva, sweat, urine or other bodily fluid sample to test and/or confirm for drugs of abuse. In a preferred embodiment, the bodily fluid is collected via a collection end of the device, a series of pressure heads inside the cap of the collection device forces the sample, as the collection end of the device passes through the pressure heads, into the core of an immunoassay system containing diagnostic strips for illegal drug detection. Furthermore, a portion of the sample is retained in a confirmation sample retention well, which is seal from the outside, allowing some samples to be sent, such as to a laboratory, for testing later.

Cette invention concerne un système et un procédé <= mono-dispositif >= permettant de recueillir, d'extraire, de tester et de déterminer divers composants présents dans des liquides. Il s'agit en particulier de détecter la présence de diverses drogues dans des liquides corporels. Plus spécifiquement, ce procédé consiste à prélever chez un individu de la salive, de la sueur, de l'urine ou autres liquides corporels et à les analyser pour y détecter la présence de drogues dans l'organisme. Selon un mode de réalisation préféré, on recueille le liquide corporel par une extrémité ad hoc. Dans le couvercle, une série de têtes de pression repousse à force l'échantillon qui les traverse au centre d'un système de dosage immunologique renfermant des bandelettes de diagnostic pour détection de drogues illicites. Une partie de l'échantillon est par ailleurs conservée dans un puits pour échantillon de confirmation, qui est scellé, et qui sera envoyé avec d'autres échantillons à un laboratoire par exemple pour contrôle ultérieur.

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