IP Library Granted Patent US 10,952,681
Granted Patent B2
US 10,952,681 · App. 16/119,329 · Granted Mar 23, 2021

Differentiation of heart failure risk scores for heart failure monitoring

Inventors: Vinod Sharma (Maple Grove, MN); Joel R. Lauer (Clearwater, MN); Holly S. Norman (Chisago City, MN); Kevin L. Wong (Minneapolis, MN)
Assignee: Medtronic, Inc.
A61B5/7275A61B5/0031A61B5/02A61B5/24A61B5/339A61B5/349A61B5/686A61B5/746A61N1/025A61N1/3704A61N1/37211A61N1/3956
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Quick Facts
Patent No.
US 10,952,681
App. No.
16/119,329
Filed
Aug 31, 2018
Granted
Mar 23, 2021
Kind
B2
Art Unit
3792
USPC
600/510
Abstract

A method for differentiating heart failure risk scores that includes receiving a current data transmission and acquiring patient metrics from a remote device, determining a daily heart failure risk score for each day occurring during a time period from a previous received data transmission to the current received data transmission based on the acquired patient metrics, determining a maximum daily heart failure risk score of the determined daily heart failure risk scores during a lookback window prior to the current received data transmission, determining a heart failure risk status alert for the received data transmission based on the temporal proximity of the determined maximum heart failure risk score and receipt of the current data transmission, selecting a type of notification based on the heart failure risk status differentiation, and indicating the transmission heart failure risk status and the heart failure risk status differentiation via the selected type of notification.

Claims (48)

1. A method of differentiating heart failure risk statuses in a device, comprising:

receiving, at the device, a current data transmission from a remote device;

acquiring patient metrics from the current received data transmission;

determining a daily heart failure risk status for each day occurring during a time period from a previous received data transmission to the current received data transmission based on the acquired patient metrics, wherein determining each heart failure risk status comprises selecting one of a plurality of heart failure statuses;

determining a maximum daily heart failure risk status of the determined daily heart failure risk statuses during a lookback window prior to receipt of the current received data transmission;

determining a transmission heart failure risk status for the current received data transmission based on the determined maximum daily heart failure risk status; and

determining a heart failure risk status differentiation for the current received data transmission;

wherein determining the heart failure risk status differentiation comprises:

determining that the transmission heart failure risk status is ongoing in response to at least determining that a transmission heart failure risk status of a previous data transmission received within the lookback window is the same as the transmission heart failure risk status of the current received data transmission and a most recent daily heart failure risk status in a previous data transmission that is the same as the transmission heart failure risk status of the current received data transmission is within the lookback window; and

determining that the transmission heart failure risk status is new in response to determining that no transmission heart failure risk status of any previous data transmission received within the lookback window is the same as the transmission heart failure risk status of the current received data transmission or that the most recent daily heart failure risk status in a previous data transmission that is the same as the transmission heart failure risk status of the current received data transmission is not within the lookback window.

2. The method of claim 1 , further comprising generating a display of a heart failure risk status alert indicating the transmission heart failure risk status and the heart failure risk status differentiation for the current received data transmission.

3. The method of claim 1 , wherein the plurality of heart failure risk statuses comprise a high heart failure risk status, a medium heart failure risk status, and a low heart failure risk status.

4. The method of claim 1 , wherein generating the display of the heart failure risk status alert indicating the transmission heart failure risk status and the heart failure risk status differentiation for the current received data transmission comprises indicating one of: high, high ongoing, medium, medium ongoing, or low.

5. The method of claim 1 , further comprising notifying a user of the heart failure risk status alert.

6. The method of claim 5 , wherein notifying the user comprises:

determining that the heart failure risk status differentiation is new; and

notifying the user in response to determining that the heart failure status differentiation is new.

7. The method of claim 6 , wherein notifying the user comprises presenting programing settings to the user based on the new heart failure risk status differentiation.

8. The method of claim 5 , wherein notifying the user comprises presenting programming settings to the user based on the heart failure risk status alert.

9. The method of claim 5 , wherein, based on the type of notification selected by the user, the user is notified of determined heart failure risk status alerts by at least one of pager, email, or text message.

10. The method of claim 1 , further comprising:

selecting a type of notification based on the heart failure risk status differentiation; and

indicating the transmission heart failure risk status and the heart failure risk status differentiation via the selected type of notification.

11. A system comprising:

an input/output device; and

one or more processors configured to:

receive a current data transmission from a remote device;

acquire patient metrics from the current received data transmission;

determine a daily heart failure risk status for each day occurring during a time period from a previous received data transmission to the current received data transmission based on the acquired patient metrics, wherein determining each heart failure risk status comprises selecting one of a plurality of heart failure statuses;

determine a maximum daily heart failure risk status of the determined daily heart failure risk statuses during a lookback window prior to receipt of the current received data transmission;

determine a transmission heart failure risk status for the current data transmission based on the determined maximum daily heart failure risk status; and

determine a heart failure risk status differentiation for the current received data transmission;

wherein the one or more processors are configured to determine the heart failure risk status differentiation by:

determining that the transmission heart failure risk status is ongoing in response to at least determining that a transmission heart failure risk status of a previous data transmission received within the lookback window is the same as the transmission heart failure risk status of the current received data transmission and a most recent daily heart failure risk status in a previous data transmission that is the same as the transmission heart failure risk status of the current received data transmission is within the lookback window; and

determining that the transmission heart failure risk status is new in response to determining that no transmission heart failure risk status of any previous data transmission received within the lookback window is the same as the transmission heart failure risk status of the current received data transmission or that the most recent daily heart failure risk status in a previous data transmission that is the same as the transmission heart failure risk status of the current received data transmission is not within the lookback window.

12. The system of claim 11 , wherein the one or more processors are further configured to generate, via the input/output device, a display of a heart failure risk status alert indicating the transmission heart failure risk status and the heart failure risk status differentiation for the current received data transmission.

13. The system of claim 11 , wherein the plurality of heart failure risk statuses comprise a high heart failure risk status, a medium heart failure risk status, and a low heart failure risk status.

14. The system of claim 11 , wherein the one or more processors are further configured to generate the display of the heart failure risk status alert indicating the transmission heart failure risk status and the heart failure risk status differentiation for the current received data transmission comprises indicating one of: high, high ongoing, medium, medium ongoing, or low.

15. The system of claim 11 , wherein the one or more processors are further configured to notify a user of the heart failure risk status alert.

16. The system of claim 15 , wherein the one or more processors are further configured to:

determine that the heart failure risk status differentiation is new; and

notify the user in response to determining that the heart failure status differentiation is new.

17. The system of claim 16 , wherein the one or more processors are further configured to present programing settings to the user based on the new heart failure risk status differentiation.

18. The system of claim 15 , wherein the one or more processors are further configured to present programming settings to the user based on the heart failure risk status alert.

19. The system of claim 15 , wherein based on the type of notification selected by the user, the user is notified of determined heart failure risk status alerts by at least one of pager, email, or text message.

20. The system of claim 11 , wherein the one or more processors are further configured to:

select a type of notification based on the heart failure risk status differentiation; and

indicate the transmission heart failure risk status and the heart failure risk status differentiation via the selected type of notification.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 15, 2021
From: SARKAR, SHANTANU
To: MEDTRONIC, INC.
Reel/Frame 056548/0875 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 11, 2018
From: SHARMA, VINOD; LAUER, JOEL R.; NORMAN, HOLLY S.; WONG, KEVIN L.
To: MEDTRONIC, INC.
Reel/Frame 046843/0110 →
Continuity (3)
Provisional Application 62554523 · Sep 5, 2017
Provisional Application 62764860 · Aug 16, 2018
Related Publication 20190069851A1 · Mar 7, 2019
Cited By (4)
US 12,611,115 US 12,672,821 US 12,685,487 US 12,708,777