# K232243: EVO 700 series high speed handpiece

- Pathway: 510(k) (Special)
- Applicant: Ttbio Corp.
- Decided: Aug 23, 2023 after 26 days
- Product code: EFB (Handpiece, Air-Powered, Dental)
- Device class: 1
- Regulation: 21 CFR 872.4200
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 1 generation back to K141183 (2015). 1 ancestor in all.
No later device cites it as a predicate yet.
0 of 2 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K141183: Evo 500 Series High Speed Handpieces/Tiger 500/300/101 Series High Speed Handpieces, Ttbio Corp. (2015) Summary page 4.

## Indications for use
The EVO 700 series High Speed Handpieces are designed for removing carious material, reducing hard tooth structure, cavity preparation and finishing tooth preparations/ restorations. The devices are only for dental handpieces treatment and used by a trained person in the field of dentistry.

Source page: https://510kreport.com/device/K232243
Methodology: https://510kreport.com/methodology