Oral hygiene irrigator syringe bulb
US5755572A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 30, 1996 |
| Grant date | May 26, 1998 |
| Priority date | — |
| Expiry date | Aug 30, 2016 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C17/02
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An oral irrigator syringe bulb having an elastic compressible bulb, which may be filled with irrigation fluid, and a rigid nozzle having a base portion which may be sealingly fitted to the bulb. The nozzle has a lumen along the longitudinal axis thereof, and the lumen has a fluid outlet at its upper part to which suitable irrigation means can be attached. The nozzle also has an elongate non-kinking flexible dip tube which reaches into the lumen, the free end of the dip tube being provided with a weight, whereby when the nozzle is fitted onto the bulb the free end of the dip tube extends into the bulb and is submerged in the irrigation fluid at any spatial position in which the bulb is held.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.