ELECTIVE SERVICE INDICATOR BASED ON PULSE COUNT FOR IMPLANTABLE DEVICE

• US 20090099625A1
• Filed: 07/21/2008
• Published: 04/16/2009
• Est. Priority Date: 07/20/2007
• Status: Active Grant

• Current Assignee: CVRx, Inc.
• Original Assignee: CVRx, Inc.
• Inventors: Crowley, Tom, Hagen, Jeff
• Granted Patent: US 7,848,812 B2
• Time in Patent Office: Days
• US Class Current: 607/59
• CPC Class Codes: A61N 1/36114 Cardiac control, e.g. by vagal stimulation stimulating the heart A61N1/362
• CPC Class Codes: A61N 1/3708 for power depletion
• CPC Class Codes: A61N 1/37235 Aspects of the external programmer
• CPC Class Codes: A61N 1/37247 User interfaces, e.g. input or presentation means
• CPC Class Codes: A61N 1/37252 Details of algorithms or data aspects of communication system, e.g. handshaking, transmitting specific data or segmenting data
• CPC Class Codes: A61N 1/378 Electrical supply

Abstract

The present invention is an implantable tissue stimulation therapy system, comprising an implantable tissue stimulation device including a power source of a known stored energy amount, a programmer communicably coupled to the device and adapted to propose one or more therapy parameters for the device, each therapy parameter having a known energy consumption associated therewith, wherein a predicted elective service date of the power source based on the one or more proposed therapy parameters and the known energy amount of the power source is automatically determined, and a display communicatively coupled to the activation device, the display being configured to indicate the predicted elective power source service date to an operator, wherein the operator may choose to select the one or more proposed therapy parameters based on the indicated predicted elective service date and the selected one or more therapy parameters are transmitted to the device.

Claims

1. A method of programming a tissue stimulation therapy device based on an elective power source service date, comprising:

providing a programmer;

providing a display;

providing an implantable tissue stimulation therapy device having a power source of a known energy amount, the device communicably coupled to the programmer and the display;

proposing one or more therapy parameters for the device with the programmer, each therapy parameter having a known energy consumption associated therewith;

automatically determining a predicted elective service date of the power source based on the one or more proposed therapy parameters and the known energy amount of the power source;

providing an indication of the predicted elective power source service date to an operator with the display; and

in response to the operator reviewing the indicated predicted elective power source service date and selecting the one or more proposed therapy parameters based on the indicated predicted elective service date, transmitting the selected one or more therapy parameters to the device.

2. The method of claim 1, further comprising:

providing a lead coupled to the implantable medical device;

determining the impedance of the lead; and

automatically predicting a useful lifespan of the power source based on the impedance of the lead, the one or more proposed therapy parameters, and the known energy amount of the power source.

3. The method of claim 1, wherein the operator selecting the one or more proposed therapy parameters based on the indicated predicted elective service date comprises selecting the one or more therapy parameters to optimize longevity of the power source.

4. The method of claim 1, further comprising delivering a therapy with the device, the therapy having at least one selected therapy parameter.

5. The method of claim 4, further comprising:

measuring at least one physiologic patient response to the delivered therapy and communicating data indicative of the patient response to the programmer; and

adjusting one or more therapy parameters with the programmer based on the data indicative of the patient response.

6. The method of claim 5, wherein adjusting one or more therapy parameters comprises adjusting one or more therapy parameters to optimize longevity of the power source.

7. The method of claim 5, wherein adjusting one or more therapy parameters comprises adjusting one or more therapy parameters to optimize efficacy of the therapy.

8. The method of claim 5, wherein adjusting one or more therapy parameters comprises adjusting one or more therapy parameters to balance longevity of the power source with efficacy of the therapy.

9. The method of claim 5, wherein adjusting the one or more therapy parameters with the programmer comprises automatically adjusting the one or more therapy parameters.

10. The method of claim 4, further comprising:

measuring at least one device parameter related to the delivered therapy and communicating data indicative of the device parameter to the programmer; and

adjusting one or more therapy parameters with the programmer based on the data indicative of the device parameter.

11. The method of claim 1, wherein the tissue stimulation therapy device comprises a baroreflex activation device.

12. The method of claim 1, wherein the predicted elective power source service date comprises a recharging date.

13. The method of claim 1, wherein the predicted elective power source service date comprises a replacement date.

29. The method of claim 1, wherein the tissue stimulation therapy device comprises a baroreflex activation device.

30. The method of claim 1, wherein the predicted elective power source service date comprises a recharging date.

31. The method of claim 1, wherein the predicted elective power source service date comprises a replacement date.

14. An implantable tissue stimulation therapy system comprising:

an implantable tissue stimulation device including a power source of a known stored energy amount;

a programmer communicably coupled to the device and adapted to propose one or more therapy parameters for the device, each therapy parameter having a known energy consumption associated therewith, wherein a predicted elective service date of the power source based on the one or more proposed therapy parameters and the known energy amount of the power source is automatically determined; and

a display communicatively coupled to the stimulation device, the display being configured to provide an indication of the predicted elective power source service date to an operator, wherein the operator may choose to select the one or more proposed therapy parameters based on the indicated predicted elective service date and the selected one or more therapy parameters are transmitted to the device.

15. The system of claim 14, further comprising a sensor operably coupled to the programmer, the sensor adapted to measure at least one physiologic patient response to a delivered therapy having one or more of the selected therapy parameters.

16. The system of claim 15, wherein the programmer is configured to adjust one or more therapy parameters based on the measured at least one physiologic patient response.

17. The system of claim 14, further comprising a sensor operably coupled to the programmer, the sensor adapted to measure at least one device parameter associated with a delivered therapy having one or more of the selected therapy parameters.

18. The system of claim 14, further comprising a lead coupled to the therapy device, the lead having a determinable impedance, wherein a predicted elective service date of the power source is automatically predicted based on the impedance of the lead, the one or more proposed therapy parameters, and the known energy amount of the power source.

19. A method of operating an implantable therapy system, comprising:

providing a programmer;

providing a display;

providing an implantable tissue stimulation therapy device having a power source of a known energy amount, the device communicably coupled to the programmer and the display;

providing instructions for programming the therapy device, comprising;

using the programmer to propose one or more therapy parameters for the device, each therapy parameter having a known energy consumption associated therewith;

automatically determining a predicted elective service date of the power source based on the one or more proposed therapy parameters and the known energy amount of the power source;

using the display to indicate the predicted elective power source service date to an operator;

in response to reviewing the indicated elective power source service date and confirming the one or more proposed therapy parameters based on the indicated predicted elective service date, transmitting the selected one or more therapy parameters to the device.

20. The method of claim 19, further comprising:

providing a lead coupled to the therapy device;

determining the impedance of the lead; and

automatically predicting an elective service date of the power source based on the impedance of the lead, the one or more proposed therapy parameters, and the known energy amount of the power source.

21. The method of claim 19, further comprising delivering with the device a therapy having at least one of the selected therapy parameters.

22. The method of claim 21, further comprising:

measuring at least one physiologic patient response to the delivered therapy; and

using the programmer to adjust one or more therapy parameters based on the at least one measured physiologic patient response.

23. The method of claims 19 or 22, wherein using the programmer to adjust one or more therapy parameters comprises adjusting one or more therapy parameters to optimize longevity of the power source.

24. The methods of claim 19 or 22, wherein using the programmer to adjust one or more therapy parameters comprises adjusting one or more therapy parameters to optimize efficacy of the therapy.

25. The methods of claim 19 or 22, wherein using the programmer to adjust one or more therapy parameters comprises adjusting one more therapy parameters to balance longevity of the power source with efficacy of the therapy.

26. The method of claim 22, wherein adjusting the one or more therapy parameters with the programmer comprises automatically adjusting the one or more therapy parameters.

27. The method of claim 21, wherein using the programmer to adjust one or more therapy parameters comprises automatically adjusting one or more therapy parameters.

28. The method of claim 19, further comprising:

measuring at least one device parameter related to the delivered therapy and communicating data indicative of the device parameter to the programmer; and

adjusting one or more therapy parameters with the programmer based on the data indicative of the device parameter.

32. A method of operating a programmable implantable tissue stimulation device having a power source of a known energy amount, comprising:

proposing one or more therapy parameters to the device with a programmer, each proposed therapy parameter having a known energy consumption associated therewith;

automatically predicting an elective service date of the power source based on the one or more proposed therapy parameters and the known energy amount of the power source;

indicating to an operator the predicted elective service date of the power source with a display;

reviewing the predicted elective service date of the power source and selecting or declining the one or more proposed therapy parameters based on the indicated predicted elective service date; and

transmitting the selected therapy parameters to the device.

33. The method of claim 32, further comprising:

determining the impedance of a lead coupled to the implantable medical device; and

automatically predicting an elective service date of the power source based on the impedance of the lead, the one or more proposed therapy parameters, and the known energy amount of the power source.

34. The method of claim 32, further comprising delivering with the implantable tissue stimulation device a therapy having at least one of the selected therapy parameters.

35. The method of claim 34, further comprising:

measuring at least one physiologic patient response to the delivered therapy; and

adjusting one or more therapy parameters with the programmer based on the at least one measured physiologic patient response.

36. The method of claim 35, wherein using the programmer to adjust one or more therapy parameters comprises adjusting one or more therapy parameters to optimize longevity of the power source.

37. The method of claim 35, wherein using the programmer to adjust one or more therapy parameters comprises adjusting one or more therapy parameters to optimize efficacy of the therapy.

38. The method of claim 35, wherein using the programmer to adjust one or more therapy parameters comprises adjusting one or more therapy parameters to balance longevity of the power source with efficacy of the therapy.

39. The method of claim 35, wherein adjusting the one or more therapy parameters with the programmer comprises automatically adjusting the one or more therapy parameters.