Cardiac Arrhythmia Report

• US 20100268103A1
• Filed: 04/16/2009
• Published: 10/21/2010
• Est. Priority Date: 04/16/2009
• Status: Active Grant

• Current Assignee: Braemar Incorporated
• Original Assignee: Cardionet Incorporated
• Inventors: Pu, Yachuan, Gropper, Charles, McNamara, Anna, Goldmuntz, Aaron, Newbrough, Jonathan
• Granted Patent: US 10,588,527 B2
• Time in Patent Office: Days
• US Class Current: 600/518
• CPC Class Codes: A61B 5/318 Heart-related electrical modalities, e.g. electrocardiography [ECG]
• CPC Class Codes: A61B 5/339 Displays specially adapted therefor
• CPC Class Codes: A61B 5/361 Detecting fibrillation
• CPC Class Codes: G16H 15/00 ICT specially adapted for medical reports, e.g. generation or transmission thereof

Abstract

Systems, devices, methods, and techniques relating to generating and presenting information related to heart rate data. In one aspect, a system includes a monitoring device configured to obtain physiological data for a living being and to generate annotation data based on the physiological data for a total time period, a processing system configured to obtain the annotation data via a communication channel from the monitoring device and to generate for display based on the annotation data a daily patient report that includes, a chart showing summary statistical data for a proportion of a total monitored time period spent in cardiac arrhythmia for each of a plurality of days and summary statistical data for a proportion of the total monitored time period not spent in cardiac arrhythmia for each of the plurality of days.

Claims

1. A machine implemented method comprising:

obtaining data associated with cardiac arrhythmia events and heart rate in a monitored living being;

determining a total time period of monitoring for a first day;

calculating from the obtained data a proportion of the total time period for the first day spent in cardiac arrhythmia; and

generating for display a patient report, including adding to the patient report information related to;

the total time period for the first day; and

the proportion of the total time period for the first day spent in cardiac arrhythmia.

2. The machine-implemented method of claim 1,

wherein obtaining data associated with cardiac arrhythmia events comprises obtaining data associated with atrial fibrillation events;

wherein calculating from the obtained data a proportion of the total time period for the first day spent in cardiac arrhythmia comprises calculating from the obtained data a proportion of the total time period for the first day spent in atrial fibrillation; and

wherein adding to the patient report information related to the proportion of the total time period for the first day spent in cardiac arrhythmia comprises adding to the patient report information related to the proportion of the total time period for the first day spent in atrial fibrillation.

3. The machine-implemented method of claim 1, further comprising:

calculating from the obtained data a proportion of the total time period for the first day not spent in cardiac arrhythmia; and

wherein adding to the patient report information includes adding to the patient report information related to the proportion of the total time period for the first day not spent in cardiac arrhythmia.

4. The machine-implemented method of claim 3, wherein adding to the patient report information includes adding information related to a chart including:

a graph, including a first axis representing a duration of time and a second axis representing date;

a bar on the graph having a dimension parallel to the first axis wherein the length of the dimension depicts the total time period of monitoring for the first day;

a first color on the bar and a second color on the bar;

wherein the amount of the first color with respect to the second color is proportional to the proportion of the total time period for the first day spent in cardiac arrhythmia; and

wherein the amount of the second color with respect to the first color is proportional to the proportion of the total time period for the first day not spent in cardiac arrhythmia.

5. The machine-implemented method of claim 3, further comprising:

calculating from the obtained data a maximum, a minimum, and an average heart rate for the proportion of the total time period for the first day spent in cardiac arrhythmia;

calculating from the obtained data a maximum, a minimum, and an average heart rate for the proportion of the total time period for the first day not spent in cardiac arrhythmia; and

wherein adding to the patient report information includes adding information related to;

the maximum, the minimum, and the average heart rate calculated for the proportion of the total time period spent in cardiac arrhythmia; and

the maximum, the minimum, and the average heart rate calculated for the proportion of the total time period not spent in cardiac arrhythmia.

6. The machine-implemented method of claim 5, wherein adding to the patient report information includes adding information related to a chart including:

a graph, including a first axis representing heart rate and a second axis representing date of monitoring;

a first bar on the graph having a dimension parallel to the first axis;

the first bar having a first end proximal to the second axis and a second end distal to the second axis, wherein the first end represents the minimum heart rate and the second end represents the maximum heart calculated for the proportion of the total time period spent in cardiac arrhythmia;

a first indicator on the first bar for indicating the average heart rate calculated for the proportion of the total time period spent in cardiac arrhythmia;

a second bar on the graph having a dimension parallel to the first axis;

the second bar having a first end proximal to the second axis and a second end distal to the second axis, wherein the first end represents the minimum heart rate and the second end represents the maximum heart calculated for the proportion of the total time period not spent in cardiac arrhythmia; and

a second indicator on the second bar for indicating the average heart rate calculated for the proportion of the total time period not spent in cardiac arrhythmia.

7. The machine-implemented method of claim 6, wherein adding information related to a chart includes adding information related to the first and second indicator wherein the first indicator has a different color or shape than the second indicator.

8. The machine-implemented method of claim 1, further comprising:

determining a total time period of monitoring for a second or more days;

calculating from the obtained data a proportion of the total time period spent in cardiac arrhythmia for each of the second or more days; and

wherein adding information to the patient report includes adding information related to;

the cumulative total time period for each of the second or more days; and

the proportion of the total time period spent in cardiac arrhythmia for each of the second or more days.

9. The machine-implemented method of claim 8, further comprising:

calculating from the obtained data a proportion of the total time period not spent in cardiac arrhythmia for each of the second or more days; and

wherein adding to the patient report information includes adding information related to the proportion of the total time period not spent in cardiac arrhythmia for each of the second or more days.

10. The machine-implemented method of claim 1, wherein obtaining data associated with cardiac arrhythmia events includes obtaining data associated with the on-set and off-set of a cardiac arrhythmia event.

11. The machine-implemented method of claim 1, further comprising:

receiving human assessment data associated with the cardiac arrhythmia events; and

modifying the proportion of the total time period for the first day spent in cardiac arrhythmia based on the human assessment data.

12. The machine-implemented method of claim 1,

further comprising calculating one or more of a total time spent in cardiac arrhythmia, a maximum heart rate for the proportion of the total time period spent in cardiac arrhythmia, a longest cardiac arrhythmia episode, an average heart rate for the proportion of the total time period spent in cardiac arrhythmia, an average heart rate for the proportion of the total time period not spent in cardiac arrhythmia;

and

wherein adding to the patient report information includes adding information related to one or more of the total time monitored, the total time spent in cardiac arrhythmia, the maximum heart rate for the proportion of the total time period spent in cardiac arrhythmia, the longest cardiac arrhythmia episode, the average heart rate for the proportion of the total time period spent in cardiac arrhythmia, and the average heart rate for the proportion of the total time period not spent in cardiac arrhythmia.

13. The machine-implemented method of claim 1, further comprising:

determining a total time period of monitoring for a second or more days;

calculating from the obtained data a proportion of the total time period spent in cardiac arrhythmia for each of the second or more days; and

wherein adding information to the patient report includes adding information related to;

the cumulative total time period for the first and second or more days; and

the cumulative proportion of the total time period spent in cardiac arrhythmia for the first and second or more days.

14. A system comprising:

one or more computers; and

a computer-readable storage device having a computer program product encoded therein, the computer program product operable to cause the one or more computers to perform operations comprising;

obtaining data associated with cardiac arrhythmia events and heart rate in a monitored living being;

determining a total time period of monitoring for a first day;

calculating from the obtained data a proportion of the total time period for the first day spent in cardiac arrhythmia; and

generating for display a patient report, including adding to the patient report information related to;

the total time period for the first day; and

the proportion of the total time period for the first day spent in cardiac arrhythmia.

15. The system of claim 14,

wherein obtaining data associated with cardiac arrhythmia events comprises obtaining data associated with atrial fibrillation events;

wherein calculating from the obtained data a proportion of the total time period for the first day spent in cardiac arrhythmia comprises calculating from the obtained data a proportion of the total time period for the first day spent in atrial fibrillation; and

wherein adding to the patient report information related to the proportion of the total time period for the first day spent in cardiac arrhythmia comprises adding to the patient report information related to the proportion of the total time period for the first day spent in atrial fibrillation.

21. The system of claim 14, wherein the computer-readable storage device is further operable to cause the one or more computers to perform operations comprising:

determining a total time period of monitoring for a second or more days;

calculating from the obtained data a proportion of the total time period spent in cardiac arrhythmia for each of the second or more days; and

wherein adding information to the patient report includes adding information related to;

the total time period for each of the second or more days; and

the proportion of the total time period spent in cardiac arrhythmia for each of the second or more days.

23. The system of claim 14, wherein obtaining data associated with cardiac arrhythmia events includes obtaining data associated with the on-set and off-set of a cardiac arrhythmia event.

24. The system of claim 14, wherein the computer-readable storage device is further operable to cause the one or more computers to perform operations comprising:

receiving human assessment data associated with the cardiac arrhythmia events; and

modifying the proportion of the total time period for the first day spent in cardiac arrhythmia based on the human assessment data.

26. The system of claim 14, wherein the computer-readable storage device is further operable to cause the one or more computers to perform operations comprising:

determining a total time period of monitoring for a second or more days;

calculating from the obtained data a proportion of the total time period spent in cardiac arrhythmia for each of the second or more days; and

wherein adding information to the patient report includes adding information related to;

the cumulative total time period for the first and the second or more days; and

the cumulative proportion of the total time period spent in cardiac arrhythmia for the first and the second or more days.

16. The system of 14, wherein the computer-readable storage device is further operable to cause the one or more computers to perform operations comprising:

calculating from the obtained data a proportion of the total time period for the first day not spent in cardiac arrhythmia; and

wherein adding to the patient report information includes adding to the patient report information related to the proportion of the total time period for the first day not spent in cardiac arrhythmia.

17. The system of claim 16 wherein adding to the patient report information includes adding information related to a chart including:

a graph, including a first axis representing time and a second axis representing date;

a bar on the graph having a dimension parallel to the first axis wherein the length of the dimension depicts the total time period of monitoring for the first day;

a first color on the bar and a second color on the bar;

wherein the amount of the first color with respect to the second color is proportional to the proportion of the total time period for the first day spent in cardiac arrhythmia; and

wherein the amount of the second color with respect to the first color is proportional to the proportion of the total time period for the first day not spent in cardiac arrhythmia.

18. The system of claim 16, wherein the computer-readable storage device is further operable to cause the one or more computers to perform operations comprising:

calculating from the obtained data a maximum, a minimum, and an average heart rate for the proportion of the total time period for the first day spent in cardiac arrhythmia;

calculating from the obtained data a maximum, a minimum, and an average heart rate for the proportion of the total time period for the first day not spent in cardiac arrhythmia; and

wherein adding to the patient report information includes adding information related to;

the maximum, the minimum, and the average heart rate calculated for the proportion of the total time period spent in cardiac arrhythmia; and

the maximum, the minimum, and the average heart rate calculated for the proportion of the total time period not spent in cardiac arrhythmia.

19. The system of claim 18, wherein adding to the patient report information includes adding information related to a chart including:

a graph, including a first axis representing heart rate and a second axis representing date of monitoring;

a first bar on the graph having a dimension parallel to the first axis;

the first bar having a first end proximal to the second axis and a second end distal to the second axis, wherein the first end represents the minimum heart rate and the second end represents the maximum heart calculated for the proportion of the total time period spent in cardiac arrhythmia;

a first indicator on the first bar for indicating the average heart rate calculated for the proportion of the total time period spent in cardiac arrhythmia;

a second bar on the graph having a dimension parallel to the first axis;

the second bar having a first end proximal to the second axis and a second end distal to the second axis, wherein the first end represents the minimum heart rate and the second end represents the maximum heart calculated for the proportion of the total time period not spent in cardiac arrhythmia; and

a second indicator on the second bar for indicating the average heart rate calculated for the proportion of the total time period not spent in cardiac arrhythmia.

20. The system of claim 19, wherein adding information related to a chart includes adding information related to the first and second indicator wherein the first indicator has a different color or shape than the second indicator.

25. The system of claim 18, wherein the computer-readable storage device is further operable to cause the one or more computers to perform operations comprising:

comprising calculating a longest cardiac arrhythmia episode; and

wherein adding to the patient report information includes adding information related to one or more of;

the total time monitored;

the total time spent in cardiac arrhythmia;

the maximum heart rate for the proportion of the total time period spent in cardiac arrhythmia;

a longest cardiac arrhythmia episode;

the average heart for the proportion of the total time period spent in cardiac arrhythmia; and

the average heart rate for the proportion of the total time period not spent in cardiac arrhythmia.

22. The system of 21, wherein the computer-readable storage device is further operable to cause the one or more computers to perform operations comprising:

calculating from the obtained data a proportion of the total time period not spent in cardiac arrhythmia for each of the second or more days; and

wherein adding to the patient report information includes adding information related to the proportion of the total time period not spent in cardiac arrhythmia for each of the second or more days.

27. A machine implemented method comprising:

obtaining data associated with cardiac arrhythmia events and heart rate in a monitored living being;

determining a total time period of monitoring for each of a plurality of days;

calculating from the obtained data for each of the plurality of days a proportion of the total time period spent in cardiac arrhythmia and a proportion of the total time period not spent in cardiac arrhythmia; and

generating for display a patient report that includes adding information to a single chart related to;

summary statistical data for the proportion of the total time period for the plurality of days spent in cardiac arrhythmia, and

summary statistical data for the proportion of the total time period for the plurality of days not spent in cardiac arrhythmia.

28. The machine implemented method of claim 27, wherein generating for display a patient report that includes adding information to a single chart related to summary statistical data for the proportion of the total time period for the plurality of days spent in cardiac arrhythmia further, and summary statistical data for the proportion of the total time period for the plurality of days not spent in cardiac arrhythmia further comprises generating for display a patient report that includes adding information to a single chart related to summary statistical data for the proportion of the total time period for each of the plurality of days spent in cardiac arrhythmia further;

and summary statistical data for the proportion of the total time period for each of the plurality of days not spent in cardiac arrhythmia.

29. The machine implemented method of claim 27, wherein generating for display a patient report that includes adding information to a single chart related to summary statistical data for the proportion of the total time period for the plurality of days spent in cardiac arrhythmia further, and summary statistical data for the proportion of the total time period for the plurality of days not spent in cardiac arrhythmia further comprises generating for display a patient report that includes adding information to a single chart related to the summary statistical data for the cumulative proportion of the total time period for all of the plurality of days spent in cardiac arrhythmia further;

and summary statistical data for the cumulative proportion of the total time period for each of the plurality of days not spent in cardiac arrhythmia.

30. The machine implemented method of claim 27,

wherein obtaining data associated with cardiac arrhythmia events comprises obtaining data associated with atrial fibrillation events;

wherein calculating from the obtained data for each of the plurality of days a proportion of the total time period spent in cardiac arrhythmia and a proportion of the total time period not spent in cardiac arrhythmia comprises calculating from the obtained data for each of the plurality of days a proportion of the total time period spent in atrial fibrillation and a proportion of the total time period not spent in atrial fibrillation; and

wherein adding information to a single chart related to summary statistical data for the proportion of the total time period for each of the plurality of days spent in cardiac arrhythmia comprises adding information to a single chart related to summary statistical data for the proportion of the total time period for each of the plurality of days spent in atrial fibrillation; and

wherein adding information to a single chart related to summary statistical data for the proportion of the total time period for each of the plurality of days not spent in cardiac arrhythmia comprises adding information to a single chart related to summary statistical data for the proportion of the total time period for each of the plurality of days not spent in atrial fibrillation.

31. The machine implemented method of claim 27,

wherein adding information to a single chart includes adding information related to:

the total time period of monitoring for each of the plurality of days;

wherein the information related to the summary statistical data for the proportion of the total time period for each of the plurality of days spent in cardiac arrhythmia comprises a percentage of the total time period for each of the plurality of days spent in cardiac arrhythmia; and

wherein the information related to the summary statistical data for the proportion of the total time period for each of the plurality of days not spent in cardiac arrhythmia comprises a percentage of the total time period for each of the plurality of days not spent in cardiac arrhythmia.

32. The machine-implemented method of claim 31, wherein adding information to a single chart comprises adding information related to:

a graph, including a first axis representing a duration of time and a second axis representing date;

a bar for each of the plurality of days on the graph, each having a dimension parallel to the first axis wherein the length of the dimension depicts the total time period of monitoring for each of the plurality of days;

a first color on each bar and a second color on each bar;

wherein the amount of the first color with respect to the second color on each bar is proportional to the proportion of the total time period for the each of the plurality of days spent in cardiac arrhythmia; and

wherein the amount of the second color with respect to the first color on each bar is proportional to the proportion of the total time period for each of the plurality of days not spent in cardiac arrhythmia.

33. The machine implemented method of claim 27, further comprising:

calculating from the obtained data a maximum, a minimum, and an average heart rate for the proportion of the total time period spent in cardiac arrhythmia for each of the plurality of days;

calculating from the obtained data a maximum, a minimum, and an average heart rate for the proportion of the total time period not spent in cardiac arrhythmia for each of the plurality of days; and

wherein adding information to a single chart comprises adding information related to;

the maximum, the minimum, and the average heart rate calculated for the proportion of the total time period spent in cardiac arrhythmia for each of the plurality of days; and

the maximum, the minimum, and the average heart rate calculated for the proportion of the total time period not spent in cardiac arrhythmia for each of the plurality of days.

34. The machine-implemented method of claim 33, wherein adding information to a single chart comprises adding information related:

a graph, including a first axis representing heart rate and a second axis representing the date of monitoring;

a first bar for each of the plurality of days on the graph, each bar having a dimension parallel to the first axis;

the each of the first bars having a first end proximal to the second axis and a second end distal to the second axis, wherein the first end represents the minimum heart rate and the second end represents the maximum heart calculated for the proportion of the total time period spent in cardiac arrhythmia for each of the plurality of days;

a first indicator on each of the first bars for indicating the average heart rate calculated for the proportion of the total time period spent in cardiac arrhythmia for each of the plurality of days;

a second bar for each of the plurality of days on the graph, each having a dimension parallel to the first axis;

each of the second bars having a first end proximal to the second axis and a second end distal to the second axis, wherein the first end represents the minimum heart rate and the second end represents the maximum heart calculated for the proportion of the total time period not spent in cardiac arrhythmia for each of the plurality of days; and

a second indicator on each of the second bars for indicating the average heart rate calculated for the proportion of the total time period not spent in cardiac arrhythmia for each of the plurality of days.

35. The machine-implemented method of claim 34, wherein adding information related to a graph includes adding information relating the first indicators, the first indicators having a consistent color or shape different from the second indicators.

36. A system comprising:

a monitoring device configured to obtain physiological data for a living being and to generate annotation data based on the physiological data for a total time period; and

a processing system configured to obtain the annotation data via a communication channel from the monitoring device and to generate for display based on the annotation data a daily patient report that includes, a chart showing summary statistical data for a proportion of a total monitored time period spent in cardiac arrhythmia for a plurality of days and summary statistical data for a proportion of the total monitored time period not spent in cardiac arrhythmia for the plurality of days.

37. The system of claim 36, wherein the chart showing summary statistical data for a proportion of a total monitored time period spent in cardiac arrhythmia for a plurality of days and summary statistical data for a proportion of the total monitored time period not spent in cardiac arrhythmia for the plurality of days further comprises a chart showing summary statistical data for a proportion of a total monitored time period spent in cardiac arrhythmia for each of a plurality of days and summary statistical data for a proportion of the total monitored time period not spent in cardiac arrhythmia for each of the plurality of days.

38. The system of claim 36, wherein the chart showing summary statistical data for a proportion of a total monitored time period spent in cardiac arrhythmia for a plurality of days and summary statistical data for a proportion of the total monitored time period not spent in cardiac arrhythmia for the plurality of days further comprises a chart showing summary statistical data for a cumulative proportion of a total monitored time period spent in cardiac arrhythmia for the plurality of days and summary statistical data for a cumulative proportion of the total monitored time period not spent in cardiac arrhythmia for the plurality of days.

39. The system of claim 36, wherein cardiac arrhythmia comprises atrial fibrillation.

40. The system of claim 36, wherein the processing system is further configured to receive a request for the physiological data and to obtain the physiological data from the monitoring device.

41. The system of claim 40, wherein the physiological data includes ECG data and heart rate data.

42. The system of claim 36, wherein the processing system is configured to receive alterations in the annotation data.

43. The system of claim 36, wherein the summary statistical data comprises for each of the plurality of days:

the total monitored time, a percentage of the total monitored time spent in cardiac arrhythmia, and a percentage of the total monitored time not spent in cardiac arrhythmia.

44. The system of claim 36, wherein the summary statistical data comprises for each of the plurality of days:

a minimum heart rate, a maximum heart rate, an average heart rate for the proportion of the total monitored time spent in cardiac arrhythmia, and a minimum heart rate, a maximum heart rate, an average heart rate for the proportion of the total monitored time not spent in cardiac arrhythmia.