RFID antenna for in-body device
US8115618B2 · kind B2 · utility
71Cited by
241References
40Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 23, 2008 |
| Grant date | Feb 14, 2012 |
| Priority date | — |
| Expiry date | May 27, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B1/041
- WIPO fieldMedical technology
- WIPO sectorInstruments
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.