# K221770: Fiber Laser Treatment System

- Pathway: 510(k) (Traditional)
- Applicant: Shanghai Apolo Medical Technology Co., Ltd.
- Decided: Oct 13, 2022 after 114 days
- Product code: ONG (Powered Laser Surgical Instrument With MicrobeamFractional Output)
- Device class: 2
- Regulation: 21 CFR 878.4810
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 21 generations back to K910422 (1992). 324 ancestors in all.
1 later device descends from it; 1 cites it directly.
0 of 326 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K192350: Medical Non-Ablative Fractional Laser Systems, Wingderm Electro-Optics, Ltd. (2020) Summary page 4.

## Most influential descendants
- K251031: Fiber Laser Treatment Systems (HS-232,HS-233) (2025), 0 descendants of its own

## Indications for use
The Fiber Laser Treatment System is intended for use in dermatological procedures requiring fractional skin resurfacing and coagulation of soft tissue.

Source page: https://510kreport.com/device/K221770
Methodology: https://510kreport.com/methodology