SYSTEMS AND METHODS FOR CUSTOMIZING DELIVERY OF SENSOR DATA

• US 20090240193A1
• Filed: 02/20/2009
• Published: 09/24/2009
• Est. Priority Date: 02/21/2008
• Status: Active Grant

• Current Assignee: DexCom Incorporated
• Original Assignee: DexCom Incorporated
• Inventors: Salamati, Nasser, Stadelmann, Beat, Dobbles, John Michael, Mensinger, Michael Robert, Ruppert, Deborah M., Kamath, Apurv U., Yang, Richard C.
• Granted Patent: US 8,591,455 B2
• Time in Patent Office: Days
• US Class Current: 604/66
• CPC Class Codes: A61B 5/0022 Monitoring a patient using a global network, e.g. telephone networks, internet
• CPC Class Codes: A61B 5/14532 for measuring glucose, e.g. by tissue impedance measurement
• CPC Class Codes: A61B 5/7445 Display arrangements, e.g. multiple display units
• CPC Class Codes: G16H 40/63 for local operation
• CPC Class Codes: G16H 40/67 for remote operation
• CPC Class Codes: H04L 67/125 involving control of end-device applications over a network
• CPC Class Codes: Y02A 90/10 Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation

Abstract

Systems and methods for continuous measurement of an analyte in a host are provided. The system generally includes a continuous analyte sensor configured to continuously measure a concentration of analyte in a host and a sensor electronics module physically connected to the continuous analyte sensor during sensor use, wherein the sensor electronics module is further configured to directly wirelessly communicate displayable sensor information to a plurality of different types of display devices.

Claims

1. A method for processing sensor data from a continuous analyte sensor, the method comprising:

receiving at a sensor electronics module sensor data from each of one or more sensors coupled to a host, wherein the sensor electronics module comprises a data structure storing delivery options each indicative of at least sensor data content respectively associated with display device attributes, alert condition attributes, and/or status attributes;

determining at the sensor electronics module that at least some of the sensor data matches at least a first alert condition, wherein the first alert condition indicates at least one threshold level of an attribute of the sensor data;

determining a first display device associated with the at least the first alert condition;

selecting at least one delivery option in the data structure associated with one or more of a type of the first display device, one or more attributes of the first alert condition, and/or a status of the host;

selecting data associated with the sensor data for transmission to the first display device, wherein the data selected comprises at least the sensor data content indicated in the selected delivery options;

generating at the sensor electronics module a data package for transmission to the first display device, wherein the data package includes the selected data; and

initiating transmission of the data package to the first display device.

2. The method of claim 1, wherein the at least the first alert condition comprises a second alert condition that indicates at least one threshold level of an attribute of second sensor data from a second sensor.

3. The method of claim 1, wherein the second sensor comprises one or more of a temperature sensor, a heart rate sensor, an altimeter, a pedometer, and an accelerometer.

4. The method of claim 1, wherein the status of the host is selected from the group comprising one or more of:

resting, exercise, do not disturb, illness, menstruation, mealtime, snooze, day, night, hyperglycemia, hypoglycemia, clinical risk, and noise.

5. The method of claim 1, wherein the data associated with the sensor data comprises one or more of filtered sensor data, calibrated sensor data, transformed sensor data, status data, event data, trend data, rate of change data, rate of acceleration data, sensor diagnostic data, location data, alert condition data, graphical data, textual data, audible data, and/or tactile data.

6. The method of claim 1, wherein the sensor data content indicates portions of one or more of filtered sensor data, calibrated sensor data, transformed sensor data, trend data, status data, event data, rate of change data, rate of acceleration data, sensor diagnostic data, location data, alert condition data. graphical data, textual data, audible data, and/or tactile data.

7. The method of claim 1, further comprising

determining a second display device associated with the at least the first alert condition;

selecting at least one second delivery option in the data structure associated with one or more of a type of the second display device, one or more attributes of the first alert condition, and/or the status of the host;

selecting second data associated with the sensor data for transmission to the second display device, wherein the second data comprises at least the sensor data content indicated in the selected second delivery options;

generating at the sensor electronics module a second data package for transmission to the second display device, wherein the second data package includes the selected second data; and

initiating transmission of the second data package to the second display device.

8. A method of monitoring the glucose level of a person using a glucose sensor, wherein the glucose sensor is coupled to a sensor electronics module that is configured to transmit customized data packages to each of a plurality of display devices respectively associated with a triggered alert, the method comprising:

determining that an alert associated with sensor data from the glucose sensor has triggered;

identifying each of a plurality of display devices associated with the alert;

generating a customized data package for at least some of the display devices, wherein content of the customized data packages is determined based on at least one or more characteristics of the sensor data, the sensor electronics module, the triggered alert, the display device, or the person; and

initiating transmission of the customized data packages to respective display devices.

9. The method of claim 8, wherein content of a first customized data package configured for transmission to a first display device is selected based on a type of the first display device.

10. The method of claim 8, wherein content of a first customized data package configured for transmission to a first display device is selected based on a location of the sensor electronics module.

11. The method of claim 10, wherein the location of the sensor electronics module is determined based on data from one or more global positioning system signals or cellular communication signals.

12. The method of claim 10, further comprising:

associating the location of the sensor electronics module with one of a plurality of predefined locations associated with the person selected from the group comprising a home location, a work location, a school location, a medical facility, an exercise location, and a recreational location.

13. The method of claim 8, wherein content of a first customized data package configured for transmission to a first display device is selected based on a status of the first display device.

14. The method of claim 13, wherein the status of the first display device is selected from the group comprising one or more of:

resting, exercise, do not disturb.

15. The method of claim 8, wherein the characteristics of the triggered alert indicates whether the person is in a hypoglycemic state or is near the hypoglycemic state and the content of a first customized data package configured for transmission to a first display device and/or a type and/or identity of the first display device is selected based on the characteristics of the alert.

16. The method of claim 8, wherein content of a first customized data package configured for transmission to a first display device is selected based on one or more attributes of the triggered alert, wherein at least one of the attributes indicates a severity of a hypoglycemic condition associated with the triggered alert.

17. The method of claim 8, wherein a first alert triggers in response to determining that sensor data indicates the person is in or near a hypoglycemic state.

18. The method of claim 17, wherein a second alert triggers in response to determining that the first alert has previously triggered and the person has not performed a response action addressing the first alert.

19. The method of claim 8, wherein the alert associated with sensor data triggers in response to one or more attributes of the sensor data matching one or more requirements associated with the alert.

20. The method of claim 16, wherein the one or more requirements associated with the alert are modified in response to a current status of the person.

21. The method of claim 8, wherein at least some of the customized data packages include different sensor data.

22. The method of claim 8, further comprising transforming at least some of the sensor data into transformed sensor data indicating at least one trend in the sensor data over a time period.

23. The method of claim 22, wherein at least some of the customized data packages include some of the transformed sensor data.

24. The method of claim 22, wherein the data packages each comprise one or more of sensor data and transformed sensor data that is configured for display on the respective display device without further analysis of the sensor data or transformed sensor data.

25. The method of claim 8, further comprising transforming at least some of the sensor data into calibrated analyte concentration values.

26. The method of claim 8, further comprising searching for a display device within communication range of the sensor electronics module.

27. The method of claim 8, wherein at least one of the display devices comprises a drug delivery device and the customized data package transmitted to the drug delivery device includes instructions for automatic delivery of a drug to the person.

28. A computer readable medium storing software code thereon, the software code configured for execution by one or more processors of a sensor electronics module configured for coupling to a biological sensor that is attached to a host, wherein the software code, if executed by the one or more processors, causes the sensor electronics module to perform a method of transmitting sensor data to each of a plurality of display devices, wherein the method comprises:

intermittently receiving sensor data from the biological sensor attached to the host, wherein the sensor data indicates a characteristic of the host;

storing the sensor data on a storage device of the sensor electronics module;

transforming at least some of the sensor data into transformed data indicative of characteristics of the host;

based on at least some of the transformed data, determining that a first alert has been triggered;

for each of the plurality of display devices associated with the first alert;

determining a type of the display device;

based on the determined type of the display device, determining a portion of the sensor data and the transformed sensor data for delivery to the display device;

generating displayable sensor information including the determined portion of the sensor data and the transformed sensor data, wherein the displayable sensor information is configured for display on the respective display device; and

initiating transmission of the displayable sensor information to the display device.

29. The computer readable medium of claim 28, wherein the sensor data comprises calibrated and/or filtered raw sensor data.

30. The computer readable medium of claim 28, wherein the portion of the sensor data and the transformed sensor data are determined based on delivery options associated with respective display device types.

31. The computer readable medium of claim 30, wherein the delivery options indicate one or more of a maximum frequency of transmission of the displayable sensor information to the particular display device, a temporal requirement indicating when the displayable sensor information should be transmitted, a location requirement indicating a location of the host, a multi-sensor requirement indicating that the displayable sensor information should only be transmitted when one or more predetermined data have been received from one or more respective sensors associated with the host.

32. The computer readable medium of claim 28, wherein the displayable sensor information is transmitted to respective display devices via one or more of the Internet, a cellular telephone network, a Bluetooth communication, an ANT communication, and a radio frequency communication.