Mixing chamber and handpiece
US11399916B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 5, 2017 |
| Grant date | Aug 2, 2022 |
| Priority date | — |
| Expiry date | Dec 5, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB24C5/02
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A mixing chamber for a handpiece of a medical device, in particular a dental abrasive jet device, having a first supply line for a first fluid stream, in particular a liquid fluid flow, and a second supply line for a second fluid flow, in particular a powder/air mixture, where the two supply lines extend along a central axis and the second supply line-ends within the mixing chamber in an outlet the mixing chamber having a mixing region, in which the first fluid flow is deflected towards the second fluid flow, downstream of the outlet, and an accelerating region in which the first supply line extends parallel to the second supply line over the length of at least 3 mm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.