ANALYTE MONITORING SYSTEM AND METHODS

• US 20080281179A1
• Filed: 05/08/2008
• Published: 11/13/2008
• Est. Priority Date: 05/08/2007
• Status: Abandoned Application

• Current Assignee: Abbott Diabetes Care Incorporated (Abbott Laboratories Incorporated)
• Original Assignee: Abbott Diabetes Care Incorporated (Abbott Laboratories Incorporated)
• Inventors: He, Lei, Sloan, Mark K., Fennell, Martin J.
• Application Number:
  US12/117,694
• Publication Number:
  US 20080281179A1
• Time in Patent Office: Days
• US Class Current: 600/347
• CPC Class Codes: A61B 5/0002 Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network A61B5/07 takes precedence; transmission systems for measured values G08C; transmission H04B; transmission of digital information H04L; wireless communication networks H04W
• CPC Class Codes: A61B 5/0004 characterised by the type of physiological signal transmitted
• 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 5/1473 invasive, e.g. introduced into the body by a catheter A61B5/1482 takes precedence
• CPC Class Codes: G16H 10/40 for data related to laboratory analysis, e.g. patient specimen analysis
• CPC Class Codes: G16H 20/17 delivered via infusion or injection
• CPC Class Codes: G16H 40/67 for remote operation

Abstract

Methods and systems for providing data communication in medical systems are disclosed.

Claims

1. An analyte sensor, comprising:

a substrate;

a plurality of electrodes provided on the substrate, at least a portion of one of the plurality of electrodes positioned in fluid contact with an analyte of a user; and

a conductive trace provided on the substrate and coupled to one of the plurality of electrodes.

2. The sensor of claim 1 wherein the conductive trace comprises carbon.

3. The sensor of claim 1 wherein the conductive trace is connected to a ground terminal.

4. The sensor of claim 1 wherein the plurality of electrodes includes a working electrode, a reference electrode and a counter electrode.

5. The sensor of claim 4 wherein the conductive trace is connected to the counter electrode.

6. The sensor of claim 1 wherein the plurality of electrodes are positioned in a stacked configuration.

7. The sensor of claim 1 wherein the conductive trace is configured to establish electrical contact with a power supply to provide electrical signal to one or more of the plurality of electrodes.

8. The sensor of claim 1 wherein the conductive trace is connected to a ground terminal.

9. The sensor of claim 1 wherein the conductive trace is connected to a guard trace.

10. A system for powering a data processing device, comprising:

an analyte sensor, including;

a substrate;

a plurality of electrodes provided on the substrate, at least a portion of one of the plurality of electrodes positioned in fluid contact with an analyte of a user; and

a conductive trace provided on the substrate and coupled to one of the plurality of electrodes; and

a data processing device including a contact point for electrically connecting to one of the plurality of electrodes, the data processing device further including a power supply wherein when the contact point is in electrical connection with the one of the plurality of electrodes, the power supply is configured to transition the data processing device from a low power state to an active power state.

11. The system of claim 10 wherein the power supply includes a battery.

12. The system of claim 10 wherein the one of the plurality of electrodes includes a counter electrode of the analyte sensor.

13. The system of claim 10 wherein the conductive trace and the data processing device are coupled to a ground terminal.

14. The system of claim 10 wherein the sensor includes a guard trace disposed on the substrate, and further, wherein the data processing device includes a guard contact point for electrically coupling to the guard trace.

15. The system of claim 10 wherein the data processing device includes a data communication unit to transmit one or more signals related to the monitored analyte level received from the analyte sensor.

16. The system of claim 15 wherein the data communication unit includes a close proximity receiver for receiving one or more close proximity commands.

17. The system of claim 10 wherein the analyte sensor includes a glucose sensor.

18. The system of claim 10 wherein the analyte sensor is transcutaneously positioned such that at least a portion of at least one of the plurality of electrodes is in fluid contact with an analyte of a user.

19. A method, comprising:

detecting an electrical connection with an analyte sensor; and

activating a data processing device to receive one or more analyte related signals from the analyte sensor.

20. The method of claim 19 including processing the one or more analyte related signals for wireless transmission.