Electrodes possessing pH indicator
US8280481B2 · kind B2 · utility
5Cited by
7References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 30, 2008 |
| Grant date | Oct 2, 2012 |
| Priority date | — |
| Expiry date | Jun 24, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61N1/048
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present disclosure provides electrodes that possess components capable of indicating to an end-user when the electrode is in need of replacement. In embodiments, the electrodes include a hydrogel in combination with a pH indicator which changes its color or opacity upon repeated use of the electrode, thereby indicating an appropriate time for changing or replacing the electrode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.