System and method for coding information on a biosensor test strip
First Claim
Patent Images
1. A method for measuring a concentration of an analyte of interest in a biological fluid, comprising:
- providing a test meter;
providing a first test strip, the first test strip comprising;
a first measurement electrode connectable to the test meter,a first trace loop with a first associated resistance, the first trace loop connectable to the test meter, anda second trace loop with a second associated resistance, the second trace loop connectable to the test meter;
receiving the first test strip into the test meter;
communicatively connecting the first measurement electrode, the first trace loop, and the second trace loop with the test meter; and
obtaining a first resistance ratio by comparing the first and second associated resistances.
3 Assignments
0 Petitions
Accused Products
Abstract
The present invention provides a test strip for measuring a concentration of an analyte of interest in a biological fluid, wherein the test strip may be encoded with information that can be read by a test meter into which the test strip is inserted.
-
Citations
52 Claims
-
1. A method for measuring a concentration of an analyte of interest in a biological fluid, comprising:
-
providing a test meter; providing a first test strip, the first test strip comprising; a first measurement electrode connectable to the test meter, a first trace loop with a first associated resistance, the first trace loop connectable to the test meter, and a second trace loop with a second associated resistance, the second trace loop connectable to the test meter; receiving the first test strip into the test meter; communicatively connecting the first measurement electrode, the first trace loop, and the second trace loop with the test meter; and obtaining a first resistance ratio by comparing the first and second associated resistances. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26)
-
-
27. A method for encoding information readable by a test meter onto a test strip, the test strip adapted for measuring a concentration of an analyte of interest in a biological fluid, comprising:
-
selecting a first resistance ratio associated with a first word desired to be encoded on the test strip; forming a measurement electrode on the surface of the test strip substrate, wherein the measurement electrode is connectable to a test meter; and forming a first electrical trace and a second electrical trace on the surface of the test strip substrate, wherein the resistance of each of the first and second electrical traces are obtainable by the test meter, and wherein the ratio of the resistance of the first electrical trace and the resistance of the second electrical trace effectively matches the first resistance ratio. - View Dependent Claims (28, 29, 30, 31, 32, 33, 34)
-
-
35. A method, comprising:
-
forming a first test strip with a first mask configuration, the first mask configuration including a first counter electrode, a first working electrode, a first reagent, a first pair of electrical traces electrically disconnected from one another, and a second pair of electrical traces electrically disconnected from one another, wherein the first counter electrode, first working electrode, the first pair of electrical traces, and the second pair of electrical traces are connectable to a test meter for determining the concentration of an analyte of interest in a sample of bodily fluid; conductively connecting the first pair of electrical traces with a first resistive element and forming a first electrical trace loop on the first test strip, the first electrical trace loop having a first associated resistance; and conductively connecting the second pair of electrical traces with a second resistive element and forming a second electrical trace loop on the first test strip, the second electrical trace loop having a second associated resistance. - View Dependent Claims (36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 52)
-
-
50. A method, comprising:
-
electrically connecting three electrical trace loops of a test strip to a test meter, the first electrical trace loop including a counter electrode, a working electrode, and a reagent for determining the concentration of an analyte in a sample of bodily fluid, the second electrical trace loop being different from the first electrical trace loop and including an associated resistance, and the third electrical trace loop being different from the first and second electrical trace loops, the third electrical trace loop including an associated resistance; and determining the ratio of the second electrical trace loop resistance and the third electrical trace loop resistance with the test meter. - View Dependent Claims (51)
-
Specification