| 摘要 |
A dental spray handpiece, consisting of a gripping sleeve possessing a connection for media at one end thereof and a media discharge at its other end, and in which sleeve there are arranged media conduits leading from the media connection to the media discharge. A tubular member or cannula for further conducting the media egressing from the media discharge is arranged at the media-discharging end of the gripping sleeve, the cannula including forwarding passageways for the advancing of the media, and which communicate with the surroundings through discharge orifices at the free end of the cannula.
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