TELEMETRY ARRANGEMENTS FOR IMPLANTABLE DEVICES
First Claim
1. A system for receiving wireless signals, the system comprising:
- a magnetic core; and
a plurality of layers of unbraided electrical conductors wrapped around the magnetic core, wherein each unbraided electrical conductor comprises a first endpoint and a second endpoint, the first and second endpoints being electrically connected to a circuit to provide the signal thereto, at least two of the unbraided electrical conductors being electrically insulated from each other between the first endpoint and the second endpoint and interleaved in the first layer.
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Accused Products
Abstract
In various embodiments, a system for receiving wireless power includes a magnetic core and a plurality of layers of unbraided electrical conductors wrapped around the magnetic core. Each unbraided electrical conductor includes a first endpoint and a second endpoint; the first endpoint and the second endpoint are electrically connected to a circuit to provide power thereto, and two of the unbraided electrical conductors are electrically insulated from each other between the first endpoint and the second endpoint. The system may include a biocompatible, magnetically transparent, rigid polymer casing surrounding the magnetic core and at least a portion of the electrical conductors.
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Citations
26 Claims
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1. A system for receiving wireless signals, the system comprising:
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a magnetic core; and a plurality of layers of unbraided electrical conductors wrapped around the magnetic core, wherein each unbraided electrical conductor comprises a first endpoint and a second endpoint, the first and second endpoints being electrically connected to a circuit to provide the signal thereto, at least two of the unbraided electrical conductors being electrically insulated from each other between the first endpoint and the second endpoint and interleaved in the first layer. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15, 16)
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12. A method of operating an implantable medical device including control circuitry and, electrically connected thereto, a telemetry coil comprising a magnetic core and a plurality of layers of unbraided electrical conductors wrapped around the magnetic core, wherein each unbraided electrical conductor comprises a first endpoint and a second endpoint, the first and second endpoints being electrically connected to a the circuitry, at least two of the unbraided electrical conductors being electrically insulated from each other between the first endpoint and the second endpoint and interleaved in the first layer, the method comprising the steps of:
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wirelessly transmitting, via inductive coupling, a signal to the telemetry coil; and causing the control circuitry to operate the medical device based at least in part on the signal.
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17. A system for receiving wireless signals, the system comprising:
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a magnetic core having an axial extent; a plurality of layers of electrical conductors wrapped around the magnetic core and extending axially therealong, the electrical conductors each comprising a first endpoint and a second endpoint, the first and second endpoints being electrically connected to a circuit to provide the signal thereto, wherein the electrical conductors are arranged in a sequence of coil elements alternating between first and second configurations along the axial extent, the first and second configurations being mirror images of each other, each of the coil elements being electrically connected to an adjacent coil element; and a biocompatible material adhered to and surrounding the magnetic core and at least a portion of the electrical conductors - View Dependent Claims (18, 19, 20, 21, 22, 23, 24)
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25. A drug-delivery system comprising:
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a hermetically sealed enclosure including control circuitry; a discrete drug-dispensing assembly comprising a drug reservoir and a pumping mechanism; and a telemetry coil disposed within a discrete, magnetically transparent casing, wherein the drug-dispensing assembly and the casing are separately joined to the enclosure mechanically and with electrical connection to the control circuitry, whereby the control circuitry receives power and/or control signals via the telemetry coil and selectively actuates the drug-dispensing assembly in accordance with a drug-delivery protocol. - View Dependent Claims (26)
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Specification