# K222477: Hair Growth Device

- Pathway: 510(k) (Traditional)
- Applicant: Dongguan Lescolton Medical Equipment Co., Ltd.
- Decided: Nov 18, 2022 after 94 days
- Product code: OAP (Laser, Comb, Hair)
- Device class: 2
- Regulation: 21 CFR 890.5500
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 8 generations back to K060305 (2007). 14 ancestors in all.
2 later devices descend from it; 2 cite it directly.
0 of 17 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K210169: Hair Growth Device, Dongguan Lescolton Intelligent Electrical Appliance Co., Ltd. (2021) Summary page 4.
- K200464: LG Pra. L Derma LD Scalp Care, Lg Electronics.Inc (2020) Summary page 5.

## Most influential descendants
- K262183: Hair Growth Helmet (TK-176, TK-600, TK-500, TK-282, TK-500A, TK-282A, TK-126, TK-60) (2026), 0 descendants of its own
- K241342: Hair Growth Comb (SZ-23,SZ-23A) (2024), 0 descendants of its own

## Indications for use
The Hair Growth Device is indicated to promote hair growth in males with androgenetic alopecia who have Hamilton-Norwood Classifications of IIa-V and females with androgenetic alopecia who have Ludwig-Savin Classifications of I-II and Fitzpatrick Classification of Skin Phototypes I to IV. All users should also have Fitzpatrick Skin Types I to IV.

Source page: https://510kreport.com/device/K222477
Methodology: https://510kreport.com/methodology