IP Library Granted Patent US 12,424,326
Granted Patent B2
US 12,424,326 · App. 17/226,636 · Granted Sep 23, 2025

Systems, devices, and methods for episode detection and evaluation

Inventors: Gary A. Hayter (Oakland, CA); Timothy C. Dunn (San Francisco, CA); Nathan Crouther (San Francisco, CA); Daniel M. Bernstein (El Granada, CA); Eric L. Davis (Castro Valley, CA)
Assignee: ABBOTT DIABETES CARE INC.
G16H50/30A61B5/0004A61B5/14532A61B5/7275A61B5/7282A61B5/7435A61B5/7475G06F11/366G06F30/20G16H10/40G16H10/60G16H40/67A61B5/4839
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Quick Facts
Patent No.
US 12,424,326
App. No.
17/226,636
Granted
Sep 23, 2025
Kind
B2
Abstract

Systems, devices, and methods are provided that allow detection of episodes in analyte measurement, prompting a patient to self-report possible causes for the episodes. Correlation of possible causes with detected episodes assists patient behavior modification to reduce the occurrence of episodes.

Claims (59)

1. An analyte monitoring system for use in episode detection and evaluation, the system comprising:

a sensor control device comprising a sensor adapted to obtain a measurement of an analyte level of a patient and wireless communication circuitry adapted to communicate the measurement of the analyte level to a reader device; and

the reader device comprising;

a display;

wireless communication circuitry adapted to receive the measurement of the analyte level from the sensor control device;

processing circuitry communicatively coupled with the wireless communication circuitry, the display, and a non-transitory memory; and

the non-transitory memory having stored thereon a plurality of first instructions that, when executed by the processing circuitry, cause the processing circuitry to:

transmit the received measurement of the analyte level to a server;

in response to receiving an indication of an episode, cause the display of a prompt related to the episode, a text entry field for a customized response, and a picklist of one or more responses that are selectable in response to a determination that an episode has occurred;

receive a response to the prompt related to the episode regarding a potential cause of the episode;

implement a modification to the picklist, wherein the modification is at least one of: the addition to the picklist of the customized response that is selectable or the deletion of a response from the picklist; and

recommend an adjustment to medication therapy based on the determined episode; and

the server comprising:

one or more processors coupled with a memory having stored thereon a plurality of second instructions, wherein the second instructions, when executed by the one or more processors, cause the one or more processors to:

determine whether the measurement of the analyte level indicates that the episode has occurred; and

transmit the indication of the episode to the reader device; and

an insulin delivery device configured to administer the recommended adjustment to the medication therapy.

2. The analyte monitoring system of claim 1 , wherein the episode is a bedtime episode, wakeup episode, low analyte episode, high analyte episode, rapid analyte rise episode, or rapid analyte fall episode.

3. The analyte monitoring system of claim 1 , wherein the prompt related to the episode and the picklist of one or more responses that are selectable is displayed without displaying the analyte level of the patient.

4. The analyte monitoring system of claim 1 , wherein the plurality of second instructions, when executed by the one or more processors, further cause the one or more processors to:

(a) process a plurality of measurements of analyte levels received from the sensor control device over a multi-day period; and

(b) during the multi-day period, determine whether the plurality of measurements of the analyte levels indicates that one or more episodes have occurred; and

(c) transmit one or more indications that that one or more episodes have occurred to the reader device,

wherein the plurality of first instructions, when executed by the processor circuitry, further cause the processing circuitry to:

(d) cause the display of a prompt related to each detected episode of the one or more episodes and a picklist of one or more responses that are selectable in response to a determination that the one or more episodes have occurred during the multi-day period,

wherein the plurality of first instructions cause the processing circuitry to perform (d) without causing the display of any analyte level to the subject during the multi-day period.

5. The analyte monitoring system of claim 4 , wherein the plurality of first instructions cause the processing circuitry to perform (d) without causing the display of a type of each detected episode to the patient during the multi-day period.

6. The analyte monitoring system of claim 1 , wherein the plurality of first instructions cause the processing circuitry to:

wait until a predetermined event time and then cause the display of a prompt related to the event time and a picklist of one or more responses that are selectable in response to a determination that no episode occurred.

7. The analyte monitoring system of claim 1 , wherein the prompt and the one or more responses that are selectable vary depending on a type of the detected episode.

8. The analyte monitoring system of claim 7 , wherein the type of the detected episode is a low glucose episode, a high glucose episode, or a rapid rise episode.

9. The analyte monitoring system of claim 1 , wherein the second instructions further cause the one or more processors to determine whether the measurement of the analyte level indicates that the episode has occurred during a first time of day period, and wherein the second instructions cause the one or more processors not to determine whether the measurement of the analyte level indicates that the episode has occurred during a second time of day period.

10. The analyte monitoring system of claim 1 , wherein the first instructions further cause the processing circuitry to display a count of a number of times that the one or more responses of the picklist was selected.

11. The analyte monitoring system of claim 1 , wherein the picklist is a drop-down menu.

12. A method of enabling the reduction of analyte variability for a patient, comprising:

receiving, with communication circuitry of a reader device, at least one measurement of an analyte level of a patient from a sensor control device;

transmitting, with the communication circuitry of the reader device, the at least one measurement of the analyte level to a server;

determining, with processing circuitry of the server, whether the measurement of the analyte level indicates that an episode has occurred;

transmit, by the server, an indication of the episode to the reader device;

causing the display, with processing circuitry of the reader device, of a prompt related to the episode and a picklist of one or more responses that are selectable in response to a determination that an episode has occurred;

implementing, with processing circuitry of the reader device, a modification to the picklist, wherein the modification is at least one of: the addition of a customized response that is selectable to the picklist or the deletion of a response from the picklist:

receiving, by the communication circuitry of the reader device, a response to the prompt related to the episode regarding a potential cause of the episode;

implementing an adjustment to medication therapy using an insulin delivery device based on the determined episode.

13. The method of claim 12 , wherein the episode is a bedtime episode, wakeup episode, low analyte episode, high analyte episode, rapid analyte rise episode, or rapid analyte fall episode.

14. The method of claim 12 , wherein the prompt related to the episode and the picklist of one or more responses that are selectable is displayed without displaying the analyte level of the patient.

15. The method of claim 12 , further comprising:

(a) processing, with the processing circuitry of the server, a plurality of measurements of analyte levels received over a multi-day period;

(b) during the multi-day period, determining, with the processing circuitry of the server, whether the plurality of measurements of the analyte levels indicates that one or more episodes have occurred;

(c) transmitting, by the server, one or more indications of the one or more episodes to the reader device; and

(d) causing, with the processing circuitry of the reader device, the display of a prompt for each detected episode of the one or more episodes and a picklist of one or more responses that are selectable in response to a determination that the one or more episodes have occurred during the multi-day period,

wherein the processing circuitry of the reader device performs (d) without causing the display of any analyte level to the patient during the multi-day period.

16. The method of claim 15 , wherein the processing circuitry of the reader device performs (d) without causing the display of the type of each detected episode to the patient during the multi-day period.

17. The method of claim 12 , further comprising:

waiting until a predetermined event time and then causing, with the processing circuitry of the reader device, the display of a prompt related to the event time and a picklist of one or more responses that are selectable in response to a determination that no episode occurred.

18. The method of claim 12 , wherein the question and the one or more responses that are selectable vary depending on a type of the detected episode.

19. The method of claim 18 , wherein the type of the detected episode is a low glucose episode, a high glucose episode, or a rapid rise episode.

20. The method of claim 12 , wherein the step of determining whether the measurement of the analyte level indicates that an episode has occurred is performed during a first time of day period and not during a second time of day period.

21. The method of claim 12 , further comprising the step of causing, with the processing circuitry of the reader device, the display of a count of a number of times that the one or more responses of the picklist was selected.

22. The method of claim 12 , wherein the picklist is a drop-down menu.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 27, 2021
From: HAYTER, GARY A.; DUNN, TIMOTHY C.; CROUTHER, NATHAN; BERNSTEIN, DANIEL M.; DAVIS, ERIC L.
To: ABBOTT DIABETES CARE INC.
Reel/Frame 057930/0873 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 27, 2021
From: CROUTHER, NATHAN
To: ABBOTT DIABETES CARE INC.
Reel/Frame 057930/0922 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 25, 2021
From: HAYTER, GARY; DUNN, TIMOTHY C.; CROUTHER, NATHAN; BERNSTEIN, DANIEL M.; DAVIS, ERIC
To: ABBOTT DIABETES CARE INC.
Reel/Frame 057899/0453 →
Continuity (4)
Continuation 15573736
Provisional Application 62191208 · Jul 10, 2015
Provisional Application 62189137 · Jul 6, 2015
Related Publication 20210225524A1 · Jul 22, 2021
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