Self-sensing respiratory treatment device
US9474871B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 13, 2013 |
| Grant date | Oct 25, 2016 |
| Priority date | — |
| Expiry date | Feb 7, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B17/0646
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A respiratory treatment device comprising a self-sensing respiratory treatment device comprising: power supply means; a liquid dispensing element comprising an actuator and a dispensing aperture; electronic control means operable to control said actuator; liquid supply means; valving means; wherein said actuator is operable to execute in itself at least a dispensing function and a detecting function, the detecting function detecting at least characteristics external to the self-sensing respiratory treatment device and causing said actuator to generate a command signal, and wherein said electronic control means is operable to control said valving means and said actuator based on the reception of said command signal, wherein said actuator is a piezoelectric actuator, and the respiratory treatment degvice further comprising: a mouthpiece, and a fluidic interface, wherein said electronic control means and said piezoelectric actuator being arranged to detect a breathing pattern of a user through said mouthpiece.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.