RFID ANTENNA FOR IN-BODY DEVICE
First Claim
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1. An ingestible event marker comprising an identifier that emits a signal when activated at a target site, wherein said identifier comprises a signal generation element comprising a RFID antenna.
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Abstract
RFID antennas for ingestible devices, such as ingestible event markers, are provided. Aspects of the ingestible devices of the invention include RFID signal transmission antennas with a battery that is activated upon being exposed to fluid in the body. Embodiments of the RFID antennas are configured to emit a detectable signal upon contact with a target physiological site. Also provided are methods of making and using the devices of the invention.
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Citations
25 Claims
- 1. An ingestible event marker comprising an identifier that emits a signal when activated at a target site, wherein said identifier comprises a signal generation element comprising a RFID antenna.
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16. A system comprising:
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(a) an ingestible event marker comprising an identifier that emits a signal when activated at a target site, wherein said identifier comprises a signal generation element comprising a RFID antenna; and (b) a receiver for detecting a signal produced by said signal generation element. - View Dependent Claims (17, 18)
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19. A method comprising:
- administering to a subject an ingestible event marker comprising an identifier that emits a signal when activated at a target site, wherein said identifier comprises a signal generation element comprising a RFID antenna.
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20. A kit comprising:
- at least one ingestible event marker comprising an identifier that emits a signal when activated at a target site, wherein said identifier comprises a signal generation element comprising a RFID antenna.
- View Dependent Claims (21, 22)
- 23. An in-body device comprising a RFID antenna.
Specification