Skin treatment device using RF
US11338134B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Oct 7, 2019 |
| Grant date | May 24, 2022 |
| Priority date | — |
| Expiry date | Oct 7, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61N1/06
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A skin treatment device includes: an RF generator configured to generate an RF output; and an applicator being of a bipolar type and including an applicator body and needles, wherein the needles are arranged on a front surface of the applicator body, inserted into a dermal layer of the skin of a person to be treated and electrically connected to the RF generator to transmit the RF output, wherein, when the applicator is turned on, the applicator transmits a single or a plurality of RF pulses according to the RF output to the person to be treated, and the RF output is 5 W or more and 13 W or less, and a frequency of the RF output is greater than 1 MHz and less than 3 MHz, and a duration of the RF pulse according to the RF output is 50 ms or more and 100 ms or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.