SYSTEMS AND METHODS FOR AVOIDING NEURAL STIMULATION HABITUATION
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Abstract
An embodiment relates to a method for delivering a vagal stimulation therapy to a vagus nerve, including delivering a neural stimulation signal to non-selectively stimulate both afferent axons and efferent axons in the vagus nerve according to a predetermined schedule for the vagal stimulation therapy, and selecting a value for at least one parameter for the predetermined schedule for the vagal stimulation therapy to control the neural stimulation therapy to avoid physiological habituation to the vagal stimulation therapy. The parameter(s) include at least one parameter selected from the group of parameters consisting of a predetermined therapy duration parameter for a predetermined therapy period, and a predetermined intermittent neural stimulation parameter associated with on/off timing for the intermittent neural stimulation parameter.
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Citations
21 Claims
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1. (canceled)
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2. A vagus nerve stimulator, comprising:
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a lead with an electrode; a pulse generator configured to cooperate with the electrode to non-selectively stimulate a vagus nerve by propagating action potentials in both afferent axons and efferent axons along the vagus nerve and avoid side effects, including intermittently delivering a pulsed electrical signal as a train of pulses during signal ON times separated by signal OFF time when pulses are not delivered, wherein the train of pulses have a pulse frequency, and the intermittently-delivered pulsed electrical signal has a duty cycle represented as a signal ON time portion of a stimulation period; and at least one leadless electrode configured for use to detect heart rate. - View Dependent Claims (3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A vagus nerve stimulator, comprising:
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a lead with an electrode; a pulse generator configured to cooperate with the electrode to non-selectively stimulate a vagus nerve by propagating action potentials in both afferent axons and efferent axons along the vagus nerve, including intermittently delivering a pulsed electrical signal as a train of pulses during signal ON times separated by signal OFF time when pulses are not delivered, wherein the train of pulses have a pulse frequency, and the intermittently-delivered pulsed electrical signal has a duty cycle represented as a signal ON time portion of a stimulation period; a heart rate sensor, including at least one leadless electrode configured for use to detect heart rate; and a controller configured to control the intermittent delivery of the pulse electrical signal using detected heart rate as feedback. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20, 21)
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Specification