# K170325: Secret RF

- Pathway: 510(k) (Traditional)
- Applicant: Ilooda Co,., Ltd.
- Decided: Jun 13, 2017 after 131 days
- Product code: GEI (Electrosurgical, Cutting & Coagulation & Accessories)
- Device class: 2
- Regulation: 21 CFR 878.4400
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 19 generations back to K943450 (1995). 281 ancestors in all.
10 later devices descend from it; 3 cite it directly.
0 of 292 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K160312: Fraxis Duo, Ilooda Co,., Ltd. (2016) Summary page 5.

## Most influential descendants
- K210084: Silkro (2022), 3 descendants of its own
- K180654: PINXEL-RF system (2018), 3 descendants of its own
- K233123: Silkro (2024), 1 descendant of its own
- K182355: Secret RF Smartcure Applicator with electrodes (2019), 1 descendant of its own
- K251334: New Doublo 2.0 (2025), 0 descendants of its own

## Indications for use
SECRET RF is intended for use in dermatologic and general surgical procedures for electro-coagulation and hemostasis.

Source page: https://510kreport.com/device/K170325
Methodology: https://510kreport.com/methodology