Recharging and communication lead for an implantable device
First Claim
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1. A lead for an implantable medical device (IMD), the lead comprising:
- a flexible, implantable tether that is electrically connectable to an IMD; and
two or more control elements, disposed at separate locations along a length of the tether, wherein each of the two or more control elements is electrically interconnectable to the IMD and is configured to transmit power signals, communication signals, or both, to the IMD,wherein at least one of the two or more control elements includes a coil, wherein the coil includes a ferromagnetic core and is configured to generate an electrical current in response to a changing electrical field, and wherein the electrical current is at least one source of the power signals.
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Abstract
A lead for an implantable device includes a flexible, implantable tether, electrically connectable to an implantable device, and a plurality of control elements, disposed along the tether. The control elements are electrically interconnectable to the implantable device and configured to transmit one of power and communication signals thereto.
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Citations
22 Claims
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1. A lead for an implantable medical device (IMD), the lead comprising:
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a flexible, implantable tether that is electrically connectable to an IMD; and two or more control elements, disposed at separate locations along a length of the tether, wherein each of the two or more control elements is electrically interconnectable to the IMD and is configured to transmit power signals, communication signals, or both, to the IMD, wherein at least one of the two or more control elements includes a coil, wherein the coil includes a ferromagnetic core and is configured to generate an electrical current in response to a changing electrical field, and wherein the electrical current is at least one source of the power signals. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A system comprising:
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an implantable medical device (IMD) comprising a programmable device and a rechargeable battery; and a lead of the IMD comprising; a flexible, implantable tether, electrically connected to the IMD; and two or more control elements, disposed at separate locations along a length of the tether, wherein the two or more control elements are configured to transmit power signals, communication signals, or both, to the IMD; and wherein at least one of the two or more control elements includes a coil, wherein the coil includes a ferromagnetic core and is configured to generate an electrical current in response to a changing electrical field, and wherein the electrical current is at least one source of the power signals. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19)
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20. A vagus nerve stimulation system comprising:
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an implantable, programmable pulse generation device including a rechargeable battery; an implantable electrode that is attachable to a vagus nerve within a body of a patient; a flexible, implantable tether that electrically connects to the implantable, programmable pulse generation device and the implantable electrode; and two or more control elements, disposed at separate locations along a length of the tether, wherein each of the two or more control elements is configured to transmit power signals, communication signals, or both, to the implantable, programmable pulse generation device, wherein at least one of the two or more control elements includes a coil, wherein the coil includes a ferromagnetic core and is configured to generate an electrical current in response to a changing electrical field, and wherein the electrical current is at least one source of the power signals. - View Dependent Claims (21, 22)
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Specification