# K220577: Dental Handpiece, Model CA160, CA160L, and CA500L

- Pathway: 510(k) (Traditional)
- Applicant: Micro-Nx Co., Ltd.
- Decided: Jul 29, 2022 after 151 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: 4 generations back to K971350 (1997). 8 ancestors in all.
1 later device descends from it; 1 cites it directly.
0 of 10 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K192809: Dental Handpiece, Micro-Nx Co., Ltd. (2020) Summary page 4.

## Most influential descendants
- K232810: Dental Handpiece, Wireless Endodontic Handpiece, endoit (2023), 0 descendants of its own

## Indications for use
The Dental Handpiece with models of CAl60, CAl60L, and CA500L are intended for the removal of carious material, reducing of hard tooth structure, cavity and crown preparations, root canal preparations, removal of fillings, processing and finishing tooth preparations, and restorations for polishing teeth. The Dental Handpiece is designed for use by a trained professional in the field of general dentistry.

Source page: https://510kreport.com/device/K220577
Methodology: https://510kreport.com/methodology