Power supply for a subcutaneous implantable cardioverter-defibrillator

• US 20050049643A9
• Filed: 11/05/2001
• Published: 03/03/2005
• Est. Priority Date: 09/18/2000
• Status: Abandoned Application

• Current Assignee: Cameron Incorporated (Schlumberger NV)
• Original Assignee: Cameron Incorporated (Schlumberger NV)
• Inventors: Rissmann, William J., Bardy, Gust H., Cappato, Riccardo
• Application Number:
  US10/011,533
• Publication Number:
  US 20020107545A1
• Time in Patent Office: Days
• US Class Current: 607/5
• CPC Class Codes: A61N 1/375 Constructional arrangements, e.g. casings
• CPC Class Codes: A61N 1/3756 Casings with electrodes thereon, e.g. leadless stimulators
• CPC Class Codes: A61N 1/378 Electrical supply
• 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 1/3968 Constructional arrangements, e.g. casings A61N1/375 takes precedence
• CPC Class Codes: A61N 1/3975 Power supply A61N1/378 takes precedence

Abstract

A power supply for an implantable cardioverter-defibrillator for subcutaneous positioning between the third rib and the twelfth rib and for providing cardioversion/defibrillation energy to the heart, the power supply comprising a capacitor subsystem for storing the cardioversion/defibrillation energy for delivery to the patient'"'"'s heart; and a battery subsystem electrically coupled to the capacitor subsystem for providing electrical energy to the capacitor subsystem.

Claims

1. A power supply for an implantable cardioverter-defibrillator for subcutaneous positioning between the third rib and the twelfth rib and for providing cardioversion/defibrillation energy to the heart, the power supply comprising:

a capacitor subsystem for storing the cardioversion/defibrillation energy for delivery to the patient'"'"'s heart; and

a battery subsystem electrically coupled to the capacitor subsystem for providing electrical energy to the capacitor subsystem.

2. The power supply of claim 1 , wherein the cardioversion/defibrillation energy is approximately 0.5 to approximately 350 joules.

3. The power supply of claim 2, wherein the cardioversion/defibrillation energy is approximately 0.5 to approximately 20 joules.

4. The power supply of claim 2, wherein the cardioversion/defibrillation energy is approximately 20 to approximately 40 joules.

5. The power supply of claim 2, wherein the cardioversion/defibrillation energy is approximately 210 to approximately 250 joules.

6. The power supply of claim 2, wherein the cardioversion/defibrillation energy is approximately 250 to approximately 300 joules.

7. The power supply of claim 2, wherein the cardioversion/defibrillation energy is approximately 300 to approximately 350 joules.

8. The power supply of claim 1, wherein the capacitor subsystem has an effective capacitance of approximately 25 microfarads to approximately 200 microfarads.

9. The power supply of claim 1, wherein the capacitor subsystem comprises one or more film capacitor(s).

10. The power supply of claim 1, wherein the capacitor subsystem comprises one or more aluminum electrolytic capacitor(s).

11. The power supply of claim 1, wherein the capacitor subsystem comprises one or more wet tantalum capacitor(s).

12. The power supply of claim 1, wherein the battery subsystem comprises one or more LiSVO battery(ies).

13. The power supply of claim 1, wherein the battery subsystem comprises one or more LiMnO₂ battery(ies).

14. The power supply of claim 1, wherein the battery subsystem comprises one or more LiI₂ battery(ies).

15. The power supply of claim 1, wherein the battery subsystem comprises one or more LICF_x battery(ies).

16. The power supply of claim 1, wherein the battery subsystem comprises one or more thin film battery(ies).

17. A power supply for an implantable cardioverter-defibrillator for subcutaneous positioning outside the ribcage and between the third rib and the twelfth rib within a patient and using a lead system that does not directly contact the patient'"'"'s heart or reside in the intrathoracic blood vessels, and for providing cardioversion/defibrillation energy to the heart, the power supply comprising:

a capacitor subsystem for storing the cardioversion/defibrillation energy for delivery to the patient'"'"'s heart; and

a battery subsystem electrically coupled to the capacitor subsystem for providing electrical energy to the capacitor subsystem.

18. The power supply of claim 17, wherein the cardioversion/defibrillation energy is approximately 0.5 to approximately 350 joules.

19. The power supply of claim 18, wherein the cardioversion/defibrillation energy is approximately 0.5 to approximately 20 joules.

20. The power supply of claim 18, wherein the cardioversion/defibrillation energy is approximately 20 to approximately 40 joules.

21. The power supply of claim 18, wherein the cardioversion/defibrillation energy is approximately 210 to approximately 250 joules.

22. The power supply of claim 18, wherein the cardioversion/defibrillation energy of approximately 250 to approximately 300 joules.

23. The power supply of claim 18, wherein the cardioversion/defibrillation energy is approximately 300 to approximately 350 joules.

24. The power supply of claim 17, wherein the capacitor subsystem has an effective capacitance of approximately 25 microfarads to approximately 200 microfarads.

25. The power supply of claim 17, wherein the capacitor subsystem comprises one or more film capacitor(s).

26. The power supply of claim 17, wherein the capacitor subsystem comprises one or more aluminum electrolytic capacitor(s).

27. The power supply of claim 17, wherein the capacitor subsystem comprises one or more wet tantalum capacitor(s).

28. The power supply of claim 17, wherein the battery subsystem comprises one or more LiSVO battery(ies).

29. The power supply of claim 17, wherein the battery subsystem comprises one or more LiMnO₂ battery(ies).

30. The power supply of claim 17, wherein the battery subsystem comprises one or more LiI₂ battery(ies).

31. The power supply of claim 17, wherein the battery subsystem comprises one or more LiCF_x battery(ies).

32. The power supply of claim 17, wherein the battery subsystem comprises one or more thin film battery(ies).

33. A voltage output system for an implantable heart stimulator for subcutaneous positioning between the third rib and the twelfth rib within a patient and employing a lead system that does not directly contact the patient'"'"'s heart or reside in the intrathoracic blood vessels, comprising:

an energy storage system for storing electrical energy to generate an electrical stimulation pulse for delivery to the patient'"'"'s heart; and

an energy source system operably connected to the energy storage system for providing the electrical energy to the energy storage system.

34. The voltage output system of claim 33, wherein the electrical stimulation pulse is approximately 40 to approximately 210 joules.

35. The voltage output system of claim 34, wherein the electrical stimulation pulse is approximately 0.5 to approximately 20 joules.

36. The voltage output system of claim 34, wherein the electrical stimulation pulse is approximately 20 to approximately 40 joules.

37. The voltage output system of claim 34, wherein the electrical stimulation pulse is approximately 210 to approximately 250 joules.

38. The voltage output system of claim 34, wherein the electrical stimulation pulse is approximately 250 to approximately 300 joules.

39. The voltage output system of claim 34, wherein the electrical stimulation pulse is approximately 300 to approximately 350 joules.

40. The voltage output system of claim 34, wherein the energy storage system has an effective capacitance of approximately 25 microfarads to approximately 200 microfarads.

41. The voltage output system of claim 33, wherein the capacitor subsystem comprises one or more film capacitor(s).

42. The voltage output system of claim 33, wherein the capacitor subsystem comprises one or more aluminum electrolytic capacitors(s).

43. The voltage output system of claim 33, wherein the capacitor subsystem comprises one or more wet tantalum capacitor(s).

44. The voltage output system of claim 33, wherein the battery subsystem comprises one or more LiSVO battery(ies).

45. The voltage output system of claim 33, wherein the battery subsystem comprises one or more LiMnO₂ battery(ies).

46. The voltage output system of claim 33, wherein the battery subsystem comprises one or more LiI₂ battery(ies).

47. The voltage output system of claim 33, wherein the battery subsystem comprises one or more LiCF_x battery(ies).

48. The voltage output system of claim 33, wherein the battery subsystem comprises one or more thin film battery(ies).

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

a housing having an electrically conductive surface on an outer surface of the housing;

a lead assembly electrically coupled to the housing and having an electrode, wherein the lead assembly does not directly contact the patient'"'"'s heart or reside in the intrathoracic blood vessels;

a capacitor subsystem located within the housing and electrically coupled to the electrically conductive surface and the electrode for storing cardioversion/defibrillation energy and for delivering the cardioversion/defibrillation energy to the patient'"'"'s heart through the electrically conductive surface and the electrode; and

a battery subsystem electrically coupled to the capacitor subsystem for providing the cardioversion/defibrillation energy to the capacitor subsystem.

50. The implantable cardioverter-defibrillator of claim 49, wherein the cardioversion/defibrillation energy is approximately 0.5 to approximately 350 joules.

51. The implantable cardioverter-defibrillator of claim 50, wherein the cardioversion/defibrillation energy is approximately 0.5 to approximately 20 joules.

52. The implantable cardioverter-defibrillator of claim 50, wherein the cardioversion/defibrillation energy is approximately 20 to approximately 40 joules.

53. The implantable cardioverter-defibrillator of claim 50, wherein the cardioversion/defibrillation energy is approximately 210 to approximately 250 joules.

54. The implantable cardioverter-defibrillator of claim 50, wherein the cardioversion/defibrillation energy of approximately 250 to approximately 300 joules.

55. The implantable cardioverter-defibrillator of claim 50, wherein the cardioversion/defibrillation energy is approximately 300 to approximately 350 joules.

56. The implantable cardioverter-defibrillator of claim 50, wherein the capacitor subsystem has an effective capacitance of approximately 25 microfarads to approximately 200 microfarads.

57. The implantable cardioverter-defibrillator of claim 49, wherein the capacitor subsystem comprises one or more film capacitor(s).

58. The implantable cardioverter-defibrillator of claim 49, wherein the capacitor subsystem comprises one or more aluminum electrolytic capacitor(s).

59. The implantable cardioverter-defibrillator of claim 49, wherein the capacitor subsystem comprises one or more wet tantalum capacitor(s).

60. The implantable cardioverter-defibrillator of claim 49, wherein the battery subsystem comprises one or more LiSVO battery(ies).

61. The implantable cardioverter-defibrillator of claim 49, wherein the battery subsystem comprises one or more LiMnO₂ battery(ies).

62. The implantable cardioverter-defibrillator of claim 49, wherein the battery subsystem comprises one or more LiI₂ battery(ies).

63. The implantable cardioverter-defibrillator of claim 49, wherein the battery subsystem comprises one or more LiCF_x battery(ies).

64. The implantable cardioverter-defibrillator of claim 49, wherein the battery subsystem comprises one or more thin film battery(ies).

65. A method of supplying power for an implantable cardioverter-defibrillator for subcutaneous positioning outside the ribcage and between the third rib and the twelfth rib within a patient and using a lead system that does not directly contact the patient'"'"'s heart or reside in the intrathoracic blood vessels, the method comprising:

generating cardioversion/defibrillation energy;

storing the cardioversion/defibrillation energy; and

delivering the cardioversion/defibrillation energy to the patient'"'"'s heart.

66. The method of claim 65, wherein the cardioversion/defibrillation energy is approximately 0.5 to approximately 350 joules.

67. The method of claim 66, wherein the cardioversion/defibrillation energy is approximately 0.5 to approximately 20 joules.

68. The method of claim 66, wherein the cardioversion/defibrillation energy is approximately 20 to approximately 40 joules.

69. The method of claim 66, wherein the cardioversion/defibrillation energy is approximately 210 to approximately 250 joules.

70. The method of claim 66, wherein the cardioversion/defibrillation energy of approximately 250 to approximately 300 joules.

71. The method of claim 66, wherein the cardioversion/defibrillation energy is approximately 300 to approximately 350 joules.

72. The method of claim 65, wherein the energy storage system has an effective capacitance of approximately 25 microfarads to approximately 200 microfarads.

73. The method of claim 65, wherein the capacitor subsystem comprises one or more film capacitor(s).

74. The method of claim 65, wherein the capacitor subsystem comprises one or more aluminum electrolytic capacitor(s).

75. The method of claim 65, wherein the capacitor subsystem comprises one or more wet tantalum capacitor(s).

76. The method of claim 65, wherein the battery subsystem comprises one or more LiSVO battery(ies).

77. The method of claim 65, wherein the battery subsystem comprises one or more LiMnO₂ battery(ies).

78. The method of claim 65, wherein the battery subsystem comprises one or more LiI₂ battery(ies).

79. The method of claim 65, wherein the battery subsystem comprises one or more LiCF_x battery(ies).

80. The method of claim 65, wherein the battery subsystem comprises one or more thin film battery(ies).

81. A power supply for an implantable cardioverter-defibrillator for subcutaneous positioning outside the ribcage and between the third rib and the twelfth rib within a patient and using a lead system that does not directly contact the patient'"'"'s heart or resided in the intrathoracic blood vessels, and for providing cardioversion/defibrillation energy to the heart, the method comprising:

means for storing the cardioversion/defibrillation energy and delivering the cardioversion/defibrillation energy to the patient'"'"'s heart;

means for providing cardioversion/defibrillation energy to the means for storing the cardioversion/defibrillation energy.

82. The power supply of claim 81, wherein the cardioversion/defibrillation energy is approximately 0.5 to approximately 350 joules.

83. The power supply of claim 82, wherein the cardioversion/defibrillation energy is approximately 0.5 to approximately 20 joules.

84. The power supply of claim 82, wherein the cardioversion/defibrillation energy is approximately 20 to approximately 40 joules.

85. The power supply of claim 82, wherein the cardioversion/defibrillation energy is approximately 210 to approximately 250 joules.

86. The power supply of claim 82, wherein the cardioversion/defibrillation energy of approximately 250 to approximately 300 joules.

87. The power supply of claim 82, wherein the cardioversion/defibrillation energy is approximately 300 to approximately 350 joules.

88. The power supply of claim 81, wherein the means for storing the cardioversion/defibrillation energy has an effective capacitance of approximately 25 microfarads to approximately 200 microfarads.

89. The power supply of claim 81, wherein the capacitor subsystem comprises one or more film capacitor(s).

90. The power supply of claim 81, wherein the capacitor subsystem comprises one or more aluminum electrolytic capacitor(s).

91. The power supply of claim 81, wherein the capacitor subsystem comprises one or more wet tantalum capacitor(s).

92. The power supply of claim 81, wherein the battery subsystem comprises one or more LiSVO battery(ies).

93. The power supply of claim 81, wherein the battery subsystem comprises one or more LiMnO₂ battery(ies).

94. The power supply of claim 81, wherein the battery subsystem comprises one or more LiI₂ battery(ies).

95. The power supply of claim 81, wherein the battery subsystem comprises one or more LiCF_x battery(ies).

96. The power supply of claim 81, wherein the battery subsystem comprises one or more thin film battery(ies).

97. The power supply of claim 81, wherein the implantable cardioverter-defibrillator is positioned subcutaneously between the third and fifth ribs.

98. The power supply of claim 81, wherein the implantable cardioverter-defibrillator is positioned subcutaneously between the fourth and sixth ribs.

99. The power supply of claim 81, wherein the implantable cardioverter-defibrillator is positioned subcutaneously between the sixth and eighth ribs.

100. The power supply of claim 81, wherein the implantable cardioverter-defibrillator is positioned subcutaneously between the eighth and tenth ribs.

101. The power supply of claim 81, wherein the implantable cardioverter-defibrillator is positioned subcutaneously between the tenth and twelfth ribs.

102. The power supply of claim 81, wherein the implantable cardioverter-defibrillator provides anti-tachycardia pacing energy to the heart for treatment of atrial fibrillation.

103. The power supply of claim 81, wherein the implantable cardioverter-defibrillator provides anti-tachycardia pacing energy to the heart for treatment of ventricular tachycardia.