Granted Patent B2

US 12,682,260 · App. 17/804,259 · Granted Jul 14, 2026

Inventors: Ya-Jian Cheng (Lino Lakes, MN); Sean R. Landman (Minneapolis, MN); Bruce D. Gunderson (Plymouth, MN); Paul D. Ziegler (Cable, WI); Shantanu Sarkar (Roseville, MN); Kevin T. Ousdigian (Shoreview, MN); Gautham Rajagopal (Minneapolis, MN); Ekaterina M. Ippolito (Shoreview, MN)

Assignee: Medtronic, Inc.

G06N5/04G16H40/67

Abstract

Claims (37)

1 . A medical device system comprising processing circuitry configured to:

receive episode data for a cardiac episode, wherein the episode data comprises cardiac signal data and additional data;

determine, based on the additional data satisfying one or more bypass conditions of a set of bypass conditions, whether to bypass an algorithm configured for application to the cardiac signal data to determine a likelihood of the episode data being a false indication of the cardiac episode; and

store, responsive to bypassing the algorithm, the episode data as a true indication of the cardiac episode.

2 . The medical device system of claim 1 , wherein the set of bypass conditions comprises a time period condition, and wherein the additional data satisfies the time period condition when the episode data received by the processing circuitry is a first transmission of episode data for the cardiac episode for a time period.

3 . The medical device system of claim 2 , wherein a length of the time period is based on a health condition of a patient.

4 . The medical device system of claim 1 , wherein the set of bypass conditions comprises an interval condition, and wherein the additional data satisfies the interval condition when the episode data received by the processing circuitry is a first transmission of episode data for the cardiac episode after an elapse of a time interval from a previous transmission of episode data for the cardiac episode.

5 . The medical device system of claim 1 , wherein the set of bypass conditions comprises an implantation condition, and wherein the additional data satisfies the implantation condition when the episode data received by the processing circuitry is one of a first N transmissions of episode data for the cardiac episode after implantation of an implantable medical device of the medical device system.

6 . The medical device system of claim 5 , wherein the first N transmissions comprises a first ten transmissions of episode data for the cardiac episode after implantation of the implantable medical device.

7 . The medical device system of claim 1 , wherein the set of bypass conditions comprises a long duration condition, and wherein the additional data satisfies the long duration condition when a duration of the cardiac signal data for the cardiac episode received by the processing circuitry exceeds a long duration threshold value.

8 . The medical device system of claim 1 , wherein the set of bypass conditions comprises a short duration condition, and wherein the additional data satisfies the short duration condition when a duration of the cardiac signal data for the cardiac episode received by the processing circuitry is less than a short duration threshold value.

9 . The medical device system of claim 1 , wherein the set of bypass conditions comprises a user input condition, and wherein the additional data satisfies the user input condition when a user provides a user input that causes the processing circuitry to bypass the algorithm for a bypass period.

10 . The medical device system of claim 1 , wherein the set of bypass conditions comprises a frailty condition, and wherein the additional data satisfies the frailty condition when a transmission of episode data for the cardiac episode occurs within a time window during which a patient at least one of falls or exhibits body instability.

11 . The medical device system of claim 1 , wherein the set of bypass conditions comprises a blood pressure condition, and wherein the episode additional data satisfies the blood pressure condition when a transmission of episode data for the cardiac episode occurs within a time window during which a change in blood pressure of a patient exceeds a blood pressure threshold value.

12 . The medical device system of claim 1 , wherein the processing circuitry is configured to determine to bypass the algorithm by:

assigning a weight to each bypass condition of the set of bypass conditions,

responsive to determining that the additional data satisfies the one or more bypass conditions of the set of bypass conditions, calculating an aggregate weight of the one or more bypass conditions satisfied by the episode data,

determining whether the aggregate weight exceeds a weight threshold value, and

determining to bypass the algorithm based on the aggregate weight exceeding the weight threshold value.

13 . The medical device system of claim 12 , wherein the weight assigned to each bypass condition is based on a health condition of a patient.

14 . The medical device system of claim 1 , wherein the processing circuitry is further configured to store an indication of why the processing circuitry determined to bypass the algorithm based on satisfaction of the one or more bypass conditions of the set of bypass conditions.

15 . A method of monitoring a patient, the method comprising:

receiving, by processing circuitry of a medical device system, episode data for a cardiac episode, wherein the episode data comprises cardiac signal data and additional data;

determining, by processing circuitry and based on the additional data satisfying one or more bypass conditions of a set of bypass conditions, to bypass an algorithm configured for application to the cardiac signal data to determine a likelihood of the episode data being a false indication of the cardiac episode; and

storing, by the processing circuitry and responsive to bypassing the algorithm, the episode data as a true indication of the cardiac episode.

16 . The method of claim 15 , wherein the set of bypass conditions comprises a time period condition, and wherein the additional data satisfies the time period condition when the episode data received by the processing circuitry is a first transmission of episode data for the cardiac episode for a time period.

17 . The method of claim 15 , wherein the set of bypass conditions comprises an interval condition, and wherein the additional data satisfies the interval condition when the episode data received by the processing circuitry is a first transmission of episode data for the cardiac episode after an elapse of a time interval from a previous transmission of episode data for the cardiac episode.

18 . The method of claim 15 , wherein determining to bypass the algorithm comprises:

assigning a weight to each bypass condition of the set of bypass conditions,

responsive to determining that the additional data satisfies the one or more bypass conditions of the set of bypass conditions, calculating an aggregate weight of the one or more bypass conditions satisfied by the episode data,

determining whether the aggregate weight exceeds a weight threshold value, and

determining to bypass the algorithm based on the aggregate weight exceeding the weight threshold value.

19 . The method of claim 15 , further comprising storing, by the processing circuitry, an indication of why the processing circuitry determined to bypass the algorithm based on satisfaction of the one or more bypass conditions of the set of bypass conditions.

20 . A non-transitory computer-readable medium comprising instructions that, when executed, cause processing circuitry to:

receive episode data, wherein the episode data comprises cardiac signal data and additional data;

determine, based on the additional data satisfying one or more bypass conditions of a set of bypass conditions, whether to bypass an algorithm configured for application to the cardiac signal data to determine a likelihood of the episode data being a false indication of a cardiac episode; and

store, responsive to bypassing the algorithm, the episode data as a true indication of the cardiac episode.

Assignments (2)

Continuity (2)

References Cited (315)