magnetostrictive ultrasonic device

mag·ne·to·stric·tive ul·tra·son·ic de·vice

(mag-nē'tō-strik'tiv ŭl'tră-son'ik dĕ-vīs')
An electronically powered tool that uses rapid energy vibrations of a powered instrument tip to fracture calculus from a tooth surface and clean the environment of a periodontal pocket. This device consists of a portable unit that contains an electronic generator, a handpiece, and interchangeable instrument inserts. The instrument tip vibrates at 18,000-42,000 cycles per second.

mag·ne·to·stric·tive ul·tra·son·ic de·vice

(mag-nē'tō-strik'tiv ŭl'tră-son'ik dĕ-vīs')
Electronically powered tool that used rapid energy vibrations of a powered instrument tip to fracture calculus from tooth surfaces and cleanse environment of a periodontal pocket; consists of a portable unit that contains an electronic generator, a handpiece, and interchangeable instrument inserts.
Synonym(s): ultrasonic scaler.