MULTIPLEXED MULTI-ELECTRODE NEUROSTIMULATION DEVICES
First Claim
1. An implantable device for target site stimulation, the device comprising:
- a multiplexed lead comprising at least one conductor;
a plurality of multiplexed addressable units secured at predetermined locations along the conductor, wherein each addressable unit comprises;
a multi-port connector defining a plurality of ports, wherein each port receives an electrode lead that is electrically coupled to and secured to the multi-port connector and each electrode lead includes a plurality of independently excitable electrodes; and
a plurality of independently addressable integrated circuits corresponding to the number of defined ports in the multi-port connector, wherein each circuit is electrically coupled to the corresponding electrode lead at the corresponding port and wherein each circuit controls the power flowing to each of the plurality of independently excitable electrodes of the respective electrode lead in the corresponding port; and
a hermetically sealed control unit electrically coupled to one end of the conductor distal from the addressable units, wherein the control unit provides control information and power to each of the plurality of multiplexed addressable units through the conductor,wherein the target site is a spinal nerve and wherein the device is shaped to at least partially surround the spinal nerve and wherein the multiplexed lead further comprises a second conductor secured and electrically coupled to at least a portion of the plurality of addressable units.
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Accused Products
Abstract
Implantable stimulation devices are provided. Aspects of the devices include a multiplexed multi-electrode component configured for neural stimulation. The multiplexed multi-electrode component includes two or more individually addressable satellite electrode structures electrically coupled to a common conductor. The satellite structures include a hermetically sealed integrated circuit controller operatively coupled to one or more electrodes. Also provided are systems that include the devices of the invention, as well as methods of using the systems and devices in a variety of different applications.
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Citations
16 Claims
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1. An implantable device for target site stimulation, the device comprising:
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a multiplexed lead comprising at least one conductor; a plurality of multiplexed addressable units secured at predetermined locations along the conductor, wherein each addressable unit comprises; a multi-port connector defining a plurality of ports, wherein each port receives an electrode lead that is electrically coupled to and secured to the multi-port connector and each electrode lead includes a plurality of independently excitable electrodes; and a plurality of independently addressable integrated circuits corresponding to the number of defined ports in the multi-port connector, wherein each circuit is electrically coupled to the corresponding electrode lead at the corresponding port and wherein each circuit controls the power flowing to each of the plurality of independently excitable electrodes of the respective electrode lead in the corresponding port; and a hermetically sealed control unit electrically coupled to one end of the conductor distal from the addressable units, wherein the control unit provides control information and power to each of the plurality of multiplexed addressable units through the conductor, wherein the target site is a spinal nerve and wherein the device is shaped to at least partially surround the spinal nerve and wherein the multiplexed lead further comprises a second conductor secured and electrically coupled to at least a portion of the plurality of addressable units. - View Dependent Claims (3, 9, 11, 12, 14, 15)
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2. (canceled)
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4-5. -5. (canceled)
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6. An implantable device for target site stimulation, the device comprising:
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a multiplexed lead comprising at least one conductor; a plurality of multiplexed addressable units secured at predetermined locations along the conductor, wherein each addressable unit comprises; a multi-port connector defining a plurality of ports, wherein each port receives an electrode lead that is electrically coupled to and secured to the multi-port connector and each electrode lead includes a plurality of independently excitable electrodes; and a plurality of independently addressable integrated circuits corresponding to the number of defined ports in the multi-port connector, wherein each circuit is electrically coupled to the corresponding electrode lead at the corresponding port and wherein each circuit controls the power flowing to each of the plurality of independently excitable electrodes of the respective electrode lead in the corresponding port; and a hermetically sealed control unit electrically coupled to one end of the conductor distal from the addressable units, wherein the control unit provides control information and power to each of the plurality of multiplexed addressable units through the conductor; wherein; at least one electrode lead comprises four independently excitable electrodes that are uniformly and axially positioned about the respective electrode lead; and at least one other electrode lead comprises six independently excitable electrodes. - View Dependent Claims (7)
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8. (canceled)
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10. (canceled)
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13. (canceled)
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16-20. -20. (canceled)
Specification