Implantable nerve wrap for nerve stimulation configured for far field radiative powering
First Claim
1. An implantable medical device comprising:
- an antenna configured to receive a far field radiative signal;
a receiver coupled to the antenna, the receiver configured to receive therapy parameter data from an external source, the therapy parameter data including a charge threshold;
a voltage rectifier configured to rectify the far field radiative signal received by the antenna to provide a rectified voltage signal;
a charge storage element operative to receive the rectified voltage signal and to store charge responsive to the rectified voltage signal;
a stimulation module powered by the charge storage element, the stimulation module operative to generate an electrical stimulation signal to stimulate a target nerve of a patient;
a nerve wrap configured to house the voltage rectifier, the charge storage element, and the stimulation module, wherein the nerve wrap includes one or more electrodes operative to deliver the electrical stimulation signal to the target nerve; and
a threshold detector coupled to the charge storage element, wherein the threshold detector is configured to determine when the charge stored at the charge storage element satisfies the charge threshold and to provide an indication to the stimulation module when the charge threshold is satisfied, and wherein the stimulation module is operative to generate the electrical stimulation signal responsive to the indication.
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Accused Products
Abstract
A particular implantable device may include an antenna configured to receive a far field radiative signal. The implantable device may also include a voltage rectifier configured to rectify the far field radiative signal received by the antenna to provide a rectified voltage signal. The implantable device may further include a charge storage element operative to receive the rectified voltage signal and to store charge responsive to the rectified voltage signal. The implantable device may also include a stimulation module powered by the charge storage element. The stimulation module may be operative to generate an electrical stimulation signal to stimulate a target nerve of a patient. The implantable medical device may further include a nerve wrap configured to house the voltage rectifier, the charge storage element, and the stimulation module. The nerve wrap may include one or more electrodes operative to deliver the electrical stimulation signal to the target nerve.
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Citations
28 Claims
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1. An implantable medical device comprising:
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an antenna configured to receive a far field radiative signal; a receiver coupled to the antenna, the receiver configured to receive therapy parameter data from an external source, the therapy parameter data including a charge threshold; a voltage rectifier configured to rectify the far field radiative signal received by the antenna to provide a rectified voltage signal; a charge storage element operative to receive the rectified voltage signal and to store charge responsive to the rectified voltage signal; a stimulation module powered by the charge storage element, the stimulation module operative to generate an electrical stimulation signal to stimulate a target nerve of a patient; a nerve wrap configured to house the voltage rectifier, the charge storage element, and the stimulation module, wherein the nerve wrap includes one or more electrodes operative to deliver the electrical stimulation signal to the target nerve; and a threshold detector coupled to the charge storage element, wherein the threshold detector is configured to determine when the charge stored at the charge storage element satisfies the charge threshold and to provide an indication to the stimulation module when the charge threshold is satisfied, and wherein the stimulation module is operative to generate the electrical stimulation signal responsive to the indication. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. An implantable medical device comprising:
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an antenna configured to receive a far field radiative signal; a receiver coupled to the antenna, the receiver configured to receive therapy parameter data from an external source, the therapy parameter data including a charge threshold; a voltage rectifier configured to rectify the far field radiative signal received by the antenna to provide a rectified voltage signal; a charge storage element operative to receive the rectified voltage signal and to store charge responsive to the rectified voltage signal; a stimulation module powered by the charge storage element, the stimulation module operative to generate an electrical stimulation signal to stimulate a target nerve of a patient; a nerve wrap configured to couple to the target nerve, the nerve wrap including proximity electrodes operative to deliver the electrical stimulation signal to the target nerve; a threshold detector coupled to the charge storage element, wherein the threshold detector is configured to determine when the charge stored at the charge storage element satisfies the charge threshold and to provide an indication to the stimulation module when the charge threshold is satisfied, and wherein the stimulation module is operative to generate the electrical stimulation signal responsive to the indication; and a flexible printed circuit board, wherein the voltage rectifier, the charge storage element, and the stimulation module are integrated on the flexible printed circuit board, wherein the flexible printed circuit board is embedded in the nerve wrap. - View Dependent Claims (20)
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21. A system comprising:
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an external transmitter configured to transmit a far field radiative signal; and an implantable medical device comprising; an antenna configured to receive the far field radiative signal from the external transmitter; a receiver coupled to the antenna, the receiver configured to receive therapy parameter data from the external transmitter, the therapy parameter data including a charge threshold; a charge storage element operative to store a charge responsive to the received far field radiative signal; a stimulation module powered by the charge storage element, the stimulation module operative to generate an electrical stimulation signal to stimulate a target tissue of a patient; a nerve wrap configured to couple to the target tissue, the nerve wrap including proximity electrodes operative to deliver the electrical stimulation signal to the target tissue; a threshold detector coupled to the charge storage element, wherein the threshold detector is configured to determine when the charge stored at the charge storage element satisfies the charge threshold and to provide an indication to the stimulation module when the charge threshold is satisfied, and wherein the stimulation module is operative to generate the electrical stimulation signal responsive to the indication; and a flexible printed circuit board, wherein the charge storage element, and the stimulation module are integrated on the flexible printed circuit board, and wherein the flexible printed circuit board is embedded in the nerve wrap. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28)
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Specification