ANALYTE MONITORING SYSTEM AND METHOD

• US 20080064937A1
• Filed: 06/07/2007
• Published: 03/13/2008
• Est. Priority Date: 06/07/2006
• Status: Abandoned Application

• Current Assignee: Abbott Diabetes Care Incorporated (Abbott Laboratories Incorporated)
• Original Assignee: Abbott Diabetes Care Incorporated (Abbott Laboratories Incorporated)
• Inventors: Goodnow, Timothy, Peyser, Thomas, McGarraugh, Geoffrey, Mazza, John, Rebrin, Kerstin, Feldman, Benjamin
• Application Number:
  US11/759,923
• Publication Number:
  US 20080064937A1
• Time in Patent Office: Days
• US Class Current: 600/309
• CPC Class Codes: A61B 2562/125 characterised by the manufacture of electrodes
• CPC Class Codes: A61B 5/076 Permanent implantations telemetry using implanted circuitry A61B5/0031; implanted stimulators for therapy A61N1/3605, A61N1/362, A61N1/372
• CPC Class Codes: A61B 5/14532 for measuring glucose, e.g. by tissue impedance measurement
• CPC Class Codes: A61B 5/14546 for measuring analytes not otherwise provided for, e.g. ions, cytochromes
• CPC Class Codes: A61B 5/1486 using enzyme electrodes, e.g. with immobilised oxidase
• CPC Class Codes: A61B 5/14865 invasive, e.g. introduced into the body by a catheter or needle or using implanted sensors
• CPC Class Codes: A61B 5/1495 Calibrating or testing of in-vivo probes
• CPC Class Codes: A61B 5/7282 Event detection, e.g. detecting unique waveforms indicative of a medical condition A61B5/4094, A61B5/4818, A61B5/349, A61B5/0823 take precedence
• CPC Class Codes: A61B 5/746 Alarms related to a physiological condition, e.g. details of setting alarm thresholds or avoiding false alarms alarms per se G08B
• CPC Class Codes: A61M 2005/1726 the body parameters being measured at, or proximate to, the infusion site
• CPC Class Codes: A61M 5/1723 using feedback of body parameters, e.g. blood-sugar, pressure measurement of body parameters A61B5/00
• CPC Class Codes: C12Q 1/006 for glucose
• CPC Class Codes: G01N 33/48792 Data management, e.g. communication with processing unit for in vivo diagnostics A61B5/0002; transmission systems for measured values G08C

Abstract

Devices and methods for monitoring an analyte are provided. Embodiments include continuous analyte sensors having a high degree of accuracy.

Claims

1. A continuous analyte monitoring system, comprising:

an analyte sensor having at least about 80% of its paired data points within zone A and at least about 95% of its paired data points within zone A and zone B of the Clarke Error Grid;

a transmitter capable of receiving information from the sensor; and

a receiver capable of receiving information from the transmitter.

2. The system of claim 1, wherein the analyte sensor has at least about 85% of its paired data points within zone A of the Clarke Error Grid.

3. The system of claim 1, wherein the analyte sensor has at least about 90% of its paired data points within zone A of the Clarke Error Grid.

4. The system of claim 1 wherein the analyte sensor has more than approximately 90% of its paired data points within zone A of the Clarke Error Grid.

5. The system of claim 1, wherein the analyte sensor has at least about 85% of its paired data points within zone A of the Consensus Error Grid.

6. The system of claim 5, wherein the analyte sensor has at least about 90% of its paired data points within zone A of the Continuous Glucose Error Grid Analysis.

7. The system of claim 1, wherein the analyte sensor is a glucose sensor.

8. The system of claim 1, wherein the system does not require confirmation of analyte data obtained by the system.

9. The system of claim 1, further comprising a drug delivery device.

10. The system of claim 9, wherein one or more of the transmitter and the receiver is adapted to transmit analyte information to the drug delivery device.

11. The system of claim 1 wherein the analyte sensor is calibrated using single point calibration.

12. A continuous analyte monitoring system, comprising:

an analyte sensor having at least about 85% of its paired data points within zone A and at least about 95% of its paired data points within zone A and zone B of the Consensus Error Grid;

a transmitter capable of receiving information from the sensor; and

a receiver capable of receiving information from the transmitter.

13. The system of claim 12, wherein the analyte sensor has at least about 85% of its paired data points within zone A of the Consensus Error Grid.

14. The system of claim 12, wherein the analyte sensor has at least about 90% of its paired data points within zone A of the Consensus Error Grid.

15. The system of claim 12, wherein the analyte sensor has more than approximately 90% of its paired data points within zone A of the Consensus Error Grid.

16. The system of claim 12, wherein the analyte sensor is a glucose sensor.

17. The system of claim 12, wherein the system does not require confirmation of analyte data obtained by the system.

18. The system of claim 12, further comprising a drug delivery device.

19. The system of claim 18, wherein one or more of the transmitter and the receiver is adapted to transmit analyte information to the drug delivery device.

20. The system of claim 12 wherein the analyte sensor is calibrated using single point calibration.