Cochlear implant systems including magnetic flux redirection means
First Claim
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1. A cochlear implant system associated with a patient and comprising:
- a component external to the patient and that houses a circuit board comprising electronic circuitry that generates one or more signals;
an induction coil that transmits the one or more signals by generating a telemetry magnetic field; and
a telemetry flux guide positioned between and in direct physical contact with a top surface of the induction coil and a bottom surface of the circuit board.
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Abstract
An exemplary cochlear implant system includes a component that houses a circuit board comprising electronic circuitry that generates one or more signals, an induction coil that transmits the one or more signals by generating a telemetry magnetic field, and a telemetry flux guide positioned between and in direct contact with a top surface of the induction coil and a bottom surface of the circuit board.
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Citations
20 Claims
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1. A cochlear implant system associated with a patient and comprising:
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a component external to the patient and that houses a circuit board comprising electronic circuitry that generates one or more signals; an induction coil that transmits the one or more signals by generating a telemetry magnetic field; and a telemetry flux guide positioned between and in direct physical contact with a top surface of the induction coil and a bottom surface of the circuit board. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A cochlear implant system associated with a patient and comprising:
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a component external to the patient and that houses a circuit board comprising electronic circuitry that generates one or more signals; an induction coil that transmits the one or more signals by generating a telemetry magnetic field; a telemetry flux guide positioned between and in direct physical contact with a top surface of the induction coil and a bottom surface of the circuit board; a retention magnet that produces a retention magnetic field for securing one or more components of the cochlear implant system to a head of a patient; and a retention flux guide positioned between the retention magnet and the circuit board. - View Dependent Claims (16)
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17. A cochlear implant system comprising:
an external headpiece configured to be secured to an exterior of a head of a patient and that houses; a circuit board comprising electronic circuitry that generates a telemetry signal, a first induction coil that transmits the telemetry signal by generating a telemetry magnetic field, and a telemetry flux guide positioned between and in direct physical contact with a top surface of the first induction coil and a bottom surface of the circuit board; and an implantable cochlear stimulator implanted within the patient and that includes a second induction coil that receives the telemetry signal. - View Dependent Claims (18, 19, 20)
Specification