Subcutaneous electrode with improved contact shape for transthorasic conduction

• US 20020107549A1
• Filed: 11/05/2001
• Published: 08/08/2002
• Est. Priority Date: 09/18/2000
• Status: Active Grant

• Current Assignee: Cameron Incorporated (Schlumberger NV)
• Original Assignee: Cameron Incorporated (Schlumberger NV)
• Inventors: Rissmann, William J., Bardy, Gust H., Sanders, Gary H., Cappato, Riccardo
• Granted Patent: US 7,065,410 B2
• Time in Patent Office: Days
• US Class Current: 607/5
• CPC Class Codes: A61N 1/05 for implantation or insertion into the body, e.g. heart electrode A61N1/06 takes precedence
• CPC Class Codes: A61N 1/0563 specially adapted for defibrillation or cardioversion
• CPC Class Codes: A61N 1/375 Constructional arrangements, e.g. casings
• CPC Class Codes: A61N 1/3752 Details of casing-lead connections
• CPC Class Codes: A61N 1/3756 Casings with electrodes thereon, e.g. leadless stimulators
• CPC Class Codes: A61N 1/3906 characterised by the form of the shockwave
• CPC Class Codes: A61N 1/3956 Implantable devices for applying electric shocks to the heart, e.g. for cardioversion
• CPC Class Codes: A61N 1/39622 Pacing therapy
• CPC Class Codes: A61N 1/3968 Constructional arrangements, e.g. casings A61N1/375 takes precedence
• CPC Class Codes: A61N 1/3975 Power supply A61N1/378 takes precedence

Abstract

One embodiment of the present invention provides a lead electrode assembly for use with an implantable cardioverter-defibrillator subcutaneously implanted outside the ribcage between the third and twelfth ribs comprising an electrode.

Claims

1. A lead electrode assembly for use with an implantable cardioverter-defibrillator subcutaneously implanted outside a patient'"'"'s ribcage between the third and twelfth ribs, wherein the lead electrode assembly comprises an electrode.

2. The lead electrode assembly of claim 1, wherein the electrode can emit an effective energy for shocking the patient'"'"'s heart.

3. The lead electrode assembly of claim 2, wherein the effective energy for shocking the patient'"'"'s heart is approximately 0.5 J to approximately 350 J.

4. The lead electrode assembly of claim 3, wherein the effective energy for shocking the patient'"'"'s heart is approximately 0.5 J to approximately 25 J.

5. The lead electrode assembly of claim 3, wherein the effective energy for shocking the patient'"'"'s heart is approximately 150 J to approximately 200 J.

6. The lead electrode assembly of claim 3, wherein the effective energy for shocking the patient'"'"'s heart is approximately 200 J to approximately 250 J.

7. The lead electrode assembly of claim 3, wherein the effective energy for shocking the patient'"'"'s heart is approximately 250 J to approximately 300 J.

8. The lead electrode assembly of claim 3, wherein the effective energy for shocking the patient'"'"'s heart is approximately 300 J to approximately 350 J.

9. The lead electrode assembly of claim 1, wherein the electrode is between approximately 100 square millimeters to approximately 5000 square millimeters in area.

10. The lead electrode assembly of claim 9, wherein the electrode is between approximately 1000 square millimeters to approximately 1500 square millimeters in area.

11. The lead electrode assembly of claim 9, wherein the electrode is between approximately 1500 square millimeters to approximately 2000 square millimeters in area.

12. The lead electrode assembly of claim 9, wherein the electrode is between approximately 2000 square millimeters to approximately 2500 square millimeters in area.

13. The lead electrode assembly of claim 9, wherein the electrode is between approximately 2500 square millimeters to approximately 3000 square millimeters in area.

14. The lead electrode assembly of claim 9, wherein the electrode is between approximately 3000 square millimeters to approximately 3500 square millimeters in area.

15. The lead electrode assembly of claim 9, wherein the electrode is between approximately 3500 square millimeters to approximately 4000 square millimeters in area.

16. The lead electrode assembly of claim 9, wherein the electrode is between approximately 4000 square millimeters to approximately 4500 square millimeters in area.

17. The lead electrode assembly of claim 9, wherein the electrode is between approximately 4500 square millimeters to approximately 5000 square millimeters in area.

19. The implantable cardioverter-defibrillator of claim 18, wherein the second electrode can emit an effective energy for shocking the patient'"'"'s heart.

20. The implantable cardioverter-defibrillator of claim 19, wherein the effective energy for shocking the patient'"'"'s heart is approximately 0.5 J to approximately 350 J.

21. The implantable cardioverter-defibrillator of claim 20, wherein the effective energy for shocking the patient20 heart is approximately 0.5 J to approximately 25 J.

22. The implantable cardioverter-defibrillator of claim 20, wherein the effective energy for shocking the patient'"'"'s heart is approximately 150 J to approximately 200 J.

23. The lead electrode assembly of claim 20, wherein the effective energy for shocking the patient'"'"'s heart is approximately 200 J to approximately 250 J.

24. The lead electrode assembly of claim 20, wherein the effective energy for shocking the patient'"'"'s heart is approximately 250 J to approximately 300 J.

25. The lead electrode assembly of claim 20, wherein the effective energy for shocking the patient'"'"'s heart is approximately 300 J to approximately 350 J.

26. The implantable cardioverter-defibrillator of claim 18, wherein the second electrode is between approximately 100 square millimeters to approximately 5000 square millimeters in area.

27. The implantable cardioverter-defibrillator of claim 26, wherein the second electrode is between approximately 1000 square millimeters to approximately 1500 square millimeters in area.

28. The implantable cardioverter-defibrillator of claim 26, wherein the second electrode is between approximately 1500 square millimeters to approximately 2000 square millimeters in area.

29. The implantable cardioverter-defibrillator of claim 26, wherein the second electrode is between approximately 2000 square millimeters to approximately 2500 square millimeters in area.

30. The implantable cardioverter-defibrillator of claim 26, wherein the second electrode is between approximately 2500 square millimeters to approximately 3000 square millimeters in area.

31. The implantable cardioverter-defibrillator of claim 26, wherein the second electrode is between approximately 3000 square millimeters to approximately 3500 square millimeters in area.

32. The implantable cardioverter-defibrillator of claim 26, wherein the second electrode is between approximately 3500 square millimeters to approximately 4000 square millimeters in area.

33. The implantable cardioverter-defibrillator of claim 26, wherein the second electrode is between approximately 4000 square millimeters to approximately 4500 square millimeters in area.

34. The implantable cardioverter-defibrillator of claim 26, wherein the second electrode is between approximately 4500 square millimeters to approximately 5000 square millimeters in area.

36. The implantable cardioverter-defibrillator of claim 35, wherein the electrode can emit an effective energy for shocking the patient'"'"'s heart.

37. The implantable cardioverter-defibrillator of claim 36, wherein the effective energy for shocking the patient'"'"'s heart is approximately 0.5 J to approximately 350 J.

38. The implantable cardioverter-defibrillator of claim 37, wherein the effective energy for shocking the patient'"'"'s heart is approximately 0.5 J to approximately 25 J.

39. The implantable cardioverter-defibrillator of claim 37, wherein the effective energy for shocking the patient'"'"'s heart is approximately 150 J to approximately 200 J.

40. The implantable cardioverter-defibrillator of claim 37, wherein the effective energy for shocking the patient'"'"'s heart is approximately 200 J to approximately 250 J.

41. The implantable cardioverter-defibrillator of claim 37, wherein the effective energy for shocking the patient'"'"'s heart is approximately 250 J to approximately 300 J.

42. The implantable cardioverter-defibrillator of claim 37, wherein the effective energy for shocking the patient'"'"'s heart is approximately 300 J to approximately 350 J.

43. The implantable cardioverter-defibrillator of claim 35, wherein the electrode is between approx00imately 100 square millimeters to approximately 5000 square millimeters in area.

44. The implantable cardioverter-defibrillator of claim 43, wherein the electrode is between approximately 1000 square millimeters to approximately 1500 square millimeters in area.

45. The implantable cardioverter-defibrillator of claim 43, wherein the electrode is between approximately 1500 square millimeters to approximately 2000 square millimeters in area.

46. The implantable cardioverter-defibrillator of claim 43, wherein the electrode is between approximately 2000 square millimeters to approximately 2500 square millimeters in area.

47. The implantable cardioverter-defibrillator of claim 43, wherein the electrode is between approximately 2500 square millimeters to approximately 3000 square millimeters in area.

48. The implantable cardioverter-defibrillator of claim 43, wherein the electrode is between approximately 3000 square millimeters to approximately 3500 square millimeters in area.

49. The implantable cardioverter-defibrillator of claim 43, wherein the electrode is between approximately 3500 square millimeters to approximately 4000 square millimeters in area.

50. The implantable cardioverter-defibrillator of claim 43, wherein the electrode is between approximately 4000 square millimeters to approximately 4500 square millimeters in area.

51. The implantable cardioverter-defibrillator of claim 43, wherein the electrode is between approximately 4500 square millimeters to approximately 5000 square millimeters in area.

52. The implantable cardioverter-defibrillator of claim 35, wherein the implantable cardioverter-defibrillator is positioned subcutaneously between the third and fifth ribs.

53. The implantable cardioverter-defibrillator of claim 35, wherein the implantable cardioverter-defibrillator is positioned subcutaneously between the fourth and sixth ribs.

54. The implantable cardioverter-defibrillator of claim 35, wherein the implantable cardioverter-defibrillator is positioned subcutaneously between the sixth and eighth ribs.

55. The implantable cardioverter-defibrillator of claim 35, wherein the implantable cardioverter-defibrillator is positioned subcutaneously between the eighth and tenth ribs.

56. The implantable cardioverter-defibrillator of claim 35, wherein the implantable cardioverter-defibrillator is positioned subcutaneously between the tenth and twelfth ribs

57. The implantable cardioverter-defibrillator of claim 35, wherein the implantable cardioverter-defibrillator provides anti-tachycardia pacing energy to the heart for treatment of atrial fibrillation.

58. The implantable cardioverter-defibrillator of claim 35, wherein the implantable cardioverter-defibrillator provides anti-tachycardia pacing energy to the heart for treatment of ventricular tachycardia.

18. An implantable cardioverter-defibrillator for subcutaneous positioning between the third rib and the twelfth rib within a patient, the implantable cardioverter-defibrillator comprising:

a housing;

an electrical circuit located within the housing;

a first electrode coupled to the electrical circuit and located on the housing; and

a lead electrode assembly coupled to the housing, wherein the lead electrode assembly comprises;

a second electrode coupled to the electrical circuit.

35. An implantable cardioverter-defibrillator for subcutaneous positioning between the third rib and the twelfth rib within a patient, the implantable cardioverter-defibrillator comprising:

a housing; and

a lead electrode assembly coupled to the housing, wherein the lead electrode assembly comprises;

an electrode.