# K151473: NaturaLase PiQo4 - NaturaLase Nd:Y AG 1064 Q-switched Laser with 532 nm accessory and Pulse Slicing Module

- Pathway: 510(k) (Traditional)
- Applicant: Focus Medical, LLC
- Decided: Sep 1, 2015 after 92 days
- Product code: GEX (Powered Laser Surgical Instrument)
- 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: 19 generations back to K943450 (1995). 253 ancestors in all.
37 later devices descend from it; 1 cites it directly.
0 of 291 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K142372: Pico Way Laser System, Candela Corpation (2014) Summary page 4.

## Most influential descendants
- K160368: EVO platform (2016), 36 descendants of its own
- K163222: Discovery Pico Family (2016), 30 descendants of its own
- K171945: Discovery Pico, Discovery Pico Plus (2017), 21 descendants of its own
- K172376: Discovery Pico, Discovery Pico Plus (2017), 20 descendants of its own
- K191842: Discovery Pico, Discovery Pico Plus, Discovery Pico Derm (2019), 18 descendants of its own

## Indications for use
NaturaLase PiQo4 — The NaturaLase Nd:YAG 1064 Q-switched Laser with 532 nm accessory and Pulse Slicing Module —is indicated for use in aesthetic applications for the following at the specified wavelength: 532 nm - Removal of tattoos for Fitzpatrick skin types I-III to treat the following tattoo colors: red, yellow and orange. 1064 nm - Removal of tattoos for all skin types (Fitzpatrick I-VI) to treat tattoo colors: black, brown, green, blue and purple.

Source page: https://510kreport.com/device/K151473
Methodology: https://510kreport.com/methodology