# K220874: Smooth Drive contra angle and straight handpieces

- Pathway: 510(k) (Traditional)
- Applicant: Lares Research
- Decided: Nov 7, 2022 after 227 days
- Product code: EGS (Handpiece, Contra- And Right-Angle Attachment, 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: 3 generations back to K863677 (1986). 7 ancestors in all.
No later device cites it as a predicate yet.
0 of 8 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K983183: Gyro Long-Life,Black Pearl Eco, Ondine &Croma, Prestige, Bora, Aquilon, MC2,MC3, Basch, Isolite, Optima, US, Plpe, CA, P, Bien Air USA, Inc. (1998) Summary page 4.
- K073478: Supertorque High-Speed Handpieces and Gentlepower Handpieces and Attachements, Sybron Dental Specialties, Inc. (2008) Summary page 4.

## Indications for use
Products intended for professional use only. Used in general dentistry for restoration procedures.

Source page: https://510kreport.com/device/K220874
Methodology: https://510kreport.com/methodology