Methods of exfoliating the skin with electricity
US7477941B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 23, 2004 |
| Grant date | Jan 13, 2009 |
| Priority date | — |
| Expiry date | Jan 22, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61N1/325
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention features a method of exfoliating the skin by applying to skin in need of such exfoliating a device including a housing having a skin contacting surface, a first conductive electrode, a second conductive electrode, and a carrier including an agent selected from an alpha-hydroxy acid, beta-hydroxy acid, and salts thereof; wherein the first conductive electrode is in electric communication with the second conductive electrode, wherein the first conductive electrode is in ionic communication with the carrier, wherein the carrier is in communication with the skin contacting surface, and wherein the skin contacting surface is placed in contact with the skin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.