# K051776: Protege Ultrasonic Insert

- Pathway: 510(k) (Traditional)
- Applicant: Discus Dental, Inc.
- Decided: Jul 13, 2005 after 12 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
No predicates in its family tree.
1 later device descends from it; 1 cites it directly.
0 of 2 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA’s file for it is a 510(k) statement, which names no predicate.

## Most influential descendants
- K092417: Insight Ultrasonic Inserts (2009), 0 descendants of its own

## Indications for use
Prot6g6 Ultrasonic Inserts, both 25KHz and 30KHz models, are intended to be used in the handpieces of any magnetostrictive ultrasonic scaler for dental cleaning and the removal of tenacious calculus deposits by application of an ultrasonic vibrating tip to the teeth.

Source page: https://510kreport.com/device/K051776
Methodology: https://510kreport.com/methodology