IP Library Granted Patent US 8,761,884
Granted Patent B2
US 8,761,884 · App. 13/086,667 · Granted Jun 24, 2014

Device longevity prediction for a device having variable energy consumption

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Quick Facts
Patent No.
US 8,761,884
App. No.
13/086,667
Granted
Jun 24, 2014
Kind
B2
Abstract

A system and method for estimating the longevity of an implantable medical device (IMD). In one embodiment of a method for estimating a life of a power source of an implantable medical device, a first life estimate of the power source is determined based on a first open-loop value corresponding to an open-loop parameter for open-loop therapy delivery, a first closed loop value corresponding to a closed-loop parameter for closed-loop therapy delivery, and prior usage data corresponding to prior therapy delivery. The first life estimate of the power source is displayed. The first life estimate displayed includes a first open-loop portion associated with open-loop therapy delivery and a first closed-loop portion associated with closed-loop therapy delivery.

Claims (57)

1. A method for estimating a life of a power source of an implantable medical device (IMD), the method comprising:

determining a first life estimate of the power source based on a first open-loop value corresponding to an open-loop parameter for open-loop therapy delivery, a first closed-loop value corresponding to a closed-loop parameter for closed-loop therapy delivery, a second closed-loop value corresponding to manually-initiated therapy delivery where the manually-initiated therapy delivery was initiated by a patient, and prior usage data corresponding to prior therapy delivery;

displaying one or more automatic close-loop therapy energy usages;

displaying one or more automatic close-loop detection sensitivity options; and

modifying an automatic close-loop detection sensitivity based on at least one of the one or more automatic close-loop therapy energy usages and the one or more automatic close-loop detection sensitivity options.

2. The method of claim 1 , wherein the step of modifying the automatic close-loop detection sensitivity is to reduce the automatic close-loop detection sensitivity based on at least one of the one or more automatic close-loop therapy energy usages and the one or more automatic close-loop detection sensitivity options.

3. The method of claim 1 , wherein the second closed-loop portion associated with the manually-initiated therapy delivery is different from the first closed-loop portion associated with the closed-loop therapy delivery.

4. The method of claim 1 , further comprising:

receiving a second open-loop value corresponding to the open-loop parameter, wherein the second open-loop value is different from the first open-loop value;

determining a second life estimate of the power source based on the second open-loop value, the first closed-loop value, and the prior usage data; and

displaying the second life estimate of the power source, the second life estimate having the first closed-loop portion and a second open-loop portion, wherein the second open-loop portion is different from the first open-loop portion.

5. The method of claim 1 , further comprising:

receiving a second open-loop value corresponding to the open-loop parameter, wherein the second open-loop value is different from the first open-loop value;

receiving the second closed-loop value corresponding to the manually-initiated therapy delivery, wherein the second closed-loop value is different from the first closed-loop value;

determining a second life estimate of the power source based on the second open-loop value, the second closed-loop value, and the prior usage data.

6. The method of claim 1 , wherein the prior usage data includes at least one of prior usage rates of the power source and a number of closed-loop therapies delivered.

7. The method of claim 1 , wherein the open-loop therapy delivery and the closed-loop therapy delivery each comprise delivery of an electrical stimulation to a structure in a patient's body.

8. An implantable medical device (IMD) comprising:

one or more memory modules; and

one or more processors configured to estimate a life of a power source of the IMD by:

determining a first life estimate of the power source based on a first open-loop value corresponding to an open-loop parameter for open-loop therapy delivery, a first closed-loop value corresponding to a closed-loop parameter for closed-loop therapy delivery, a second closed-loop value corresponding to manually-initiated therapy delivery where the manually-initiated therapy delivery was initiated by a patient, and prior usage data corresponding to prior therapy delivery;

displaying via an external display one or more automatic close-loop therapy energy usages;

displaying via the external display one or more automatic close-loop detection sensitivity options; and

modifying an automatic close-loop detection sensitivity based on at least one of the

one or more automatic close-loop therapy energy usages and the one or more

automatic close-loop detection sensitivity options.

9. The IMD of claim 8 , wherein the one or more processors are further configured to modify the automatic close-loop detection sensitivity by reducing the automatic close-loop detection sensitivity based on at least one of the one or more automatic close-loop therapy energy usages and the one or more automatic close-loop detection sensitivity options.

10. The IMD of claim 8 , wherein the second closed-loop portion associated with the manually-initiated therapy delivery is different from the first closed-loop portion associated with the closed-loop therapy delivery.

11. The IMD of claim 8 , wherein the one or more processors are further configured to:

receive a second open-loop value corresponding to the open-loop parameter, wherein the second open-loop value is different from the first open-loop value;

determine a second life estimate of the power source based on the second open-loop value, the first closed-loop value, and the prior usage data; and

display the second life estimate of the power source, the second life estimate having the first closed-loop portion and a second open-loop portion, wherein the second open-loop portion is different from the first open-loop portion.

12. The IMD of claim 8 , wherein the one or more processors are further configured to:

receive a second open-loop value corresponding to the open-loop parameter, wherein the second open-loop value is different from the first open-loop value;

receive the second closed-loop value corresponding to the manually-initiated therapy delivery, wherein the second closed-loop value is different from the first closed-loop value;

determine a second life estimate of the power source based on the second open-loop value, the second closed-loop value, and the prior usage data.

13. The IMD of claim 8 , wherein the prior usage data includes at least one of prior usage rates of the power source and a number of closed-loop therapies delivered.

14. The IMD of claim 8 , wherein the open-loop therapy delivery and the closed-loop therapy delivery each comprise delivery of an electrical stimulation to a structure in a patient's body.

15. A medical system comprising:

one or more external computing devices; and

one or more implantable medical devices where the one or more implantable medical devices each include one or more memory modules and one or more processors configured to estimate a life of a power source for the implantable medical device by:

determining a first life estimate of the power source based on a first open-loop value corresponding to an open-loop parameter for open-loop therapy delivery, a first closed-loop value corresponding to a closed-loop parameter for closed-loop therapy delivery, a second closed-loop value corresponding to manually-initiated therapy delivery where the manually-initiated therapy delivery was initiated by a patient, and prior usage data corresponding to prior therapy delivery;

displaying via the one or more external computing devices one or more automatic close-loop therapy energy usages;

displaying via the one or more external computing devices one or more automatic close-loop detection sensitivity options; and

modifying an automatic close-loop detection sensitivity based on at least one of the one or more automatic close-loop therapy energy usages and the one or more automatic close-loop detection sensitivity options.

16. The system of claim 14 , wherein the one or more processors are further configured to modify the automatic close-loop detection sensitivity by reducing the automatic close-loop detection sensitivity based on at least one of the one or more automatic close-loop therapy energy usages and the one or more automatic close-loop detection sensitivity options.

17. The system of claim 14 , wherein the second closed-loop portion associated with the manually-initiated therapy delivery is different from the first closed-loop portion associated with the closed-loop therapy delivery.

18. The system of claim 14 , wherein the one or more processors are further configured to:

receive a second open-loop value corresponding to the open-loop parameter, wherein the second open-loop value is different from the first open-loop value;

determine a second life estimate of the power source based on the second open-loop value, the first closed-loop value, and the prior usage data; and

display the second life estimate of the power source, the second life estimate having the first closed-loop portion and a second open-loop portion, wherein the second open-loop portion is different from the first open-loop portion.

19. The system of claim 14 , wherein the one or more processors are further configured to:

receive a second open-loop value corresponding to the open-loop parameter, wherein the second open-loop value is different from the first open-loop value;

receive the second closed-loop value corresponding to the manually-initiated therapy delivery, wherein the second closed-loop value is different from the first closed-loop value;

determine a second life estimate of the power source based on the second open-loop value, the second closed-loop value, and the prior usage data.

20. The system of claim 14 , wherein the prior usage data includes at least one of prior usage rates of the power source and a number of closed-loop therapies delivered.

21. The system of claim 14 , wherein the open-loop therapy delivery and the closed-loop therapy delivery each comprise delivery of an electrical stimulation to a structure in a patient's body.

Assignments (7)
RELEASE OF SECURITY INTEREST Recorded Sep 20, 2021
From: ACF FINCO I LP
To: LIVANOVA USA, INC.
Reel/Frame 057552/0378 →
SECURITY INTEREST Recorded Aug 16, 2021
From: LIVANOVA USA, INC.
To: GOLDMAN SACHS BANK USA, AS COLLATERAL AGENT
Reel/Frame 057188/0001 →
RELEASE OF SECURITY INTEREST Recorded Aug 16, 2021
From: ARES CAPITAL CORPORATION, AS AGENT FOR THE LENDERS
To: LIVANOVA USA, INC.
Reel/Frame 057189/0001 →
PATENT SECURITY AGREEMENT Recorded Dec 30, 2020
From: LIVANOVA USA, INC.
To: ACF FINCO I LP, AS COLLATERAL AGENT
Reel/Frame 054881/0784 →
CHANGE OF NAME Recorded Jun 29, 2020
From: CYBERONICS, INC.
To: LIVANOVA USA, INC.
Reel/Frame 053306/0229 →
PATENT SECURITY AGREEMENT Recorded Jun 17, 2020
From: LIVANOVA USA, INC.
To: ARES CAPITAL CORPORATION, AS COLLATERAL AGENT
Reel/Frame 053673/0675 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 14, 2011
From: COLBORN, JOHN C.
To: CYBERONICS, INC.
Reel/Frame 026126/0627 →