Oral cleaning device with adjustable fluid dynamics
US10130452B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 5, 2015 |
| Grant date | Nov 20, 2018 |
| Priority date | — |
| Expiry date | May 5, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61H2201/5043
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An oral cleaning device (100) including: a nozzle portion (30) configured to direct a plurality of liquid droplets; an actuator (120); a mode selector (130); a liquid reservoir (38) wherein in operation liquid is moved from the liquid reservoir into an orifice (36) at the proximal end of the nozzle; a system (12, 13, 14, 24) configured to drive a plunger or piston element (16) toward the proximal end of the nozzle to create a spray of liquid droplets when the moving air comes into contact with the liquid; a control unit (15) configured to control the system to drive the plunger a predetermined number of times in response to a single actuation of the actuator, where the control unit is further configured to accept input from the user via the mode selector, and the mode selector is configured for the user to select a number of liquid bursts that will be delivered in response to a single actuation of the actuator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.