Systems and methods for indicating an amount of use of a sensor
US6861639B2 · kind B2 · utility
1,098Cited by
93References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 3, 2003 |
| Grant date | Mar 1, 2005 |
| Priority date | — |
| Expiry date | Feb 3, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2562/08
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Aspects of the present invention include systems and methods for indicating an amount of use of a pulse oximetry sensor. According to one embodiment, the system includes an oximeter that monitors the amount of use for a given sensor. The oximeter and/or the sensor may advantageously include a visual alarm, an audio alarm, a vibrational alarm, a power down function, or the like, which can be activated when a predetermined amount of use has expired. According to another embodiment, the system includes a sensor having a memory device storing a unique identifier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.