# K053178: Symmetry S-Series Piezoelectric Scaling Tips

- Pathway: 510(k) (Traditional)
- Applicant: Hu-Friedy Mfg. Co., Inc.
- Decided: Feb 1, 2006 after 79 days
- Product code: ELC (Scaler, Ultrasonic)
- Device class: 2
- Regulation: 21 CFR 872.4850
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 2 generations back to K942139 (1995). 2 ancestors in all.
No later device cites it as a predicate yet.
0 of 3 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K942139: Suprasson P Max, Satelec (1995) Summary page 1.
- K961158: Suprasson P5 Booster, Satelec (1996) Summary page 1.

## Indications for use
To be used by Dental Professionals during dental cleaning and periodontal (gum) therapy to remove calculus, plaque and staining of the teeth by application of an ultrasonic vibrating tip to the teeth.

Source page: https://510kreport.com/device/K053178
Methodology: https://510kreport.com/methodology