Waldent Max Piezo 3+ Ultrasonic Scaler Dental ultrasonic scaler is a Piezoelectric scaler. Ultrasonic scalers are used to remove calculus rapidly from the tooth surface. The scaling tip vibrates in the ultrasonic range of 20-45 kHz (i.e. 20,000 to 45,000 times per second), with an optimum frequency between 18 kHz and 32kHz. *Compact unit housing for easy placement anywhere in the operatory * Extremely gentle on patient, causes little or no sensitivity * No heat build-up in handpiece tip with extended use * Autoclavable handpiece * Extensive power range to allow the widest choice of clinical applications * Fine water spray eliminates excessive overspray onto the patient Uses : 1) Removal of supragingival calculus & tenacious stains 2) Subgingival debridement - - Removal of calculus, attached biofilm & endotoxins from the root surface - Removal of unattached biofilm from sulcular surface - In patients with ANUG condition - Prior Oral Surgery procedure - To remove Orthodontic cement - debonding - To remove Overhanging Restorations