Device for providing a flow of active gas
US9072157B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 11, 2011 |
| Grant date | Jun 30, 2015 |
| Priority date | — |
| Expiry date | Nov 28, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05H2245/60
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A device 10, typically hand-held, provides a flow of partially ionized gaseous plasma for treatment of a treatment region. The device comprises an applicator head 52 housing a miniature plasma cell 16 in which gas flowing through the cell from a gas source 22 can be energized to form a non-thermal gaseous plasma, and a plurality of electrodes 26, 28 for receiving electrical energy from a source of electrical energy for energizing gas in a plasma forming region 18 in the cell to form said plasma. The applicator head 52 is detachable from the device and may be of a size and configuration to enable it to be inserted into the oral cavity of a human or animal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.