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a tapered metal tube through which air is forced from a rubber bulb or pressure tank to blow debris from, or to dry, a cavity in preparing teeth for restoration.
Synonym(s): air syringe
A syringe on a dental unit that delivers compressed air, water, or both through a fine nozzle to clear or dry an area or to evacuate debris from an operative field.
CAUTION!Use of high pressure may injure the tissues.
See also: syringe
air sy·ringe(ār sĭr-inj)
Dental device that supplies a focused stream of compressed air.