Circumferential antenna for an implantable medical device
First Claim
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1. An implantable medical device, comprising:
- an implantable housing for containing electronic circuitry;
an antenna compartment integral to the housing having a dielectric window;
a wire antenna within the compartment,; and
, circuitry within the housing connected to the antenna for transmitting and receiving a modulated radio-frequency carrier through the dielectric window.
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Abstract
An apparatus and method for enabling far-field radio-frequency communications with an implantable medical device in which an antenna is embedded within a dielectric around the periphery of the device. Such a circumferential antenna saves space while still permitting far-field telemetry over a desired range of frequencies.
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Citations
20 Claims
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1. An implantable medical device, comprising:
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an implantable housing for containing electronic circuitry;
an antenna compartment integral to the housing having a dielectric window;
a wire antenna within the compartment,; and
,circuitry within the housing connected to the antenna for transmitting and receiving a modulated radio-frequency carrier through the dielectric window. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A method for constructing an antenna in an implantable device, comprising:
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providing an antenna compartment integral to a conductive housing for containing electronic circuitry, wherein the antenna compartment has a dielectric window;
disposing a wire antenna within the antenna compartment; and
,connecting circuitry within the housing for transmitting and receiving a modulated radio-frequency carrier to the antenna. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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Specification