Electrotransport agent delivery method and apparatus
US6718201B1 · kind B1 · utility
6Cited by
20References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 17, 1997 |
| Grant date | Apr 6, 2004 |
| Priority date | — |
| Expiry date | Nov 17, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61N1/0448
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An electrotransport device and method of operating same provides a pulsed DC current of specified frequency and duration which transforms the skin into a higher electrotransport delivery efficiency state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.