Medical handset and exchangeable nozzle for the same
US7762812B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 14, 2007 |
| Grant date | Jul 27, 2010 |
| Priority date | — |
| Expiry date | Apr 27, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C17/0202
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to a medical handset with a nozzle having at least one nozzle line for supplying a medically active medium, such as for example an air-powder mixture and/or a fluid, in particular for the prophylactic treatment of teeth, wherein the handset has a head part with a connecting part on the head for the exchangeable connection of the handset to the nozzle, wherein at least one supply line of the handset is connected to the at least one nozzle line of the nozzle by producing a sealing-tight interference fit of a sealing face on the nozzle with a sealing face on the handle, in particular in that a tongue-and-groove connection is produced between the nozzle and the connecting part, e.g. in that a T-groove on the nozzle is inserted into a T-tongue on the handle, the axis of insertion lying roughly at right angles to the longitudinal axis of the handset.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.