WO2011104517 CAPACITANCE DETECTION IN ELECTROCHEMICAL ASSAY

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Publication Number WO/2011/104517

Publication Date 01.09.2011

International Application No. PCT/GB2011/000267

International Filing Date 25.02.2011

IPC

CPC

Applicants

LIFESCAN SCOTLAND LIMITED [GB]/[GB] (AllExceptUS)
ELDER, David [GB]/[GB] (UsOnly)
RIPPEL, Sven [DE]/[DE] (UsOnly)

Inventors

ELDER, David
RIPPEL, Sven

Agents

BRUNNER, John, Michael, Owen

Priority Data

61/308,167

25.02.2010

Publication Language English (en)

Filing Language English (EN)

Designated States

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Title

(EN) CAPACITANCE DETECTION IN ELECTROCHEMICAL ASSAY

(FR) DÉTECTION DE CAPACITANCE EN ANALYSE ÉLECTROCHIMIQUE

Abstract

(EN) A method and system are provided to determine fill sufficiency of a biosensor test chamber by determining capacitance of the test chamber.

(FR) L'invention concerne un procédé et un système permettant de déterminer la suffisance de remplissage d'une chambre de test de biocapteur en déterminant la capacitance de la chambre de test.

G	PHYSICS
01	MEASURING; TESTING
N	INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
33	Investigating or analysing materials by specific methods not covered by groups G01N1/-G01N31/131
48	Biological material, e.g. blood, urine; Haemocytometers
483	Physical analysis of biological material
487	of liquid biological material

G	PHYSICS
01	MEASURING; TESTING
N	INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
33	Investigating or analysing materials by specific methods not covered by groups G01N1/-G01N31/131
48	Biological material, e.g. blood, urine; Haemocytometers
483	Physical analysis of biological material
487	of liquid biological material

G	PHYSICS
01	MEASURING; TESTING
N	INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
27	Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
02	by investigating impedance
22	by investigating capacitance

G	PHYSICS
01	MEASURING; TESTING
N	INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
27	Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
26	by investigating electrochemical variables; by using electrolysis or electrophoresis
28	Electrolytic cell components
30	Electrodes, e.g. test electrodes; Half-cells
327	Biochemical electrodes ; , e.g. electrical or mechanical details for in vitro measurements
3271	Amperometric enzyme electrodes for analytes in body fluids, e.g. glucose in blood
3274	Corrective measures, e.g. error detection, compensation for temperature or hematocrit, calibration

G	PHYSICS
01	MEASURING; TESTING
N	INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
27	Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
02	by investigating impedance
22	by investigating capacitance

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1. WO2011104517 - CAPACITANCE DETECTION IN ELECTROCHEMICAL ASSAY