[Clinical evaluation of the ultrasonic scaler].
D000293:Adolescent; D000328:Adult; D003754:Dental High-Speed Equipment; D003755:Dental High-Speed Technique; D003777:Dental Prophylaxis / Q000295:instrumentation*; D012534:Dental Scaling / Q000295:instrumentation*; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D008297:Male; D014464:Ultrasonic Therapy