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ultrasonic scaler an ultrasonic instrument with a tip for supplying high-frequency vibrations, used to remove plaque and calculus from teeth and bits of inflamed tissue from the walls of the gingival crevice.
1. An instrument for removing tartar from the teeth.
2. A device for counting electrical impulses, as in the assay of radioactive materials.
scaler/sca·ler/ (skāl´er) a dental instrument for removal of calculus from teeth.
Etymology: OFr, escale, husk
a dental hand instrument used to remove calculus from tooth surfaces. See also scaling.
1. An instrument to remove dental tartar.
2. Device to count electrical impulses.
An instrument for removing calculus from teeth.
a manual or mechanical instrument used to remove deposits from the surface of teeth. See also tartar scraper.
an air-driven scaler with a rotating bur.
one with a tip that vibrates less than 20,000 cycles per minute.
the scaling tip, which vibrates at high frequency, is cooled by water. There are several types, including magnetostrictive and piezoelectric, which differ in the mechanisms producing the vibrations. Cleaning occurs by cavitation. See also ultrasonic cleaning.