Methods, devices and systems for photoplethysmography at the nasal columella
US9724002B2 · kind B2 · utility
11Cited by
1References
26Claims
0Family size
Inventors
Key dates
| Filing date | Mar 10, 2014 |
| Grant date | Aug 8, 2017 |
| Priority date | — |
| Expiry date | Mar 22, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2562/164
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Provided according to embodiments of the invention are photoplethysmography (PPG) sensors, systems and methods of using the same. In some embodiments of the invention, methods of obtaining a photoplethysmography (PPG) signals include securing a PPG sensor onto a nasal columella of an individual; and obtaining a PPG signal from the PPG sensor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.