# K885025: Houva II Uva

- Pathway: 510(k) (Traditional)
- Applicant: National Biological Corp.
- Decided: Jan 9, 1989 after 35 days
- Product code: FTC (Light, Ultraviolet, Dermatological)
- Device class: 2
- Regulation: 21 CFR 878.4630
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
333 later devices descend from it; 2 cite it directly.
0 of 334 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA has not posted a summary or statement for it, so its predicates are not known.

## Most influential descendants
- K022165: Theralight UV120-2 Uva/Uvb Phototherapy System, Model UV120-2 (2002), 291 descendants of its own
- K024020: Theralight UV120-2 Uva/Uvb Phototherapy System (2003), 289 descendants of its own
- K040062: Levia Phototherapy System (2004), 280 descendants of its own
- K051428: Vtrac Excimer Lamp System (2005), 274 descendants of its own
- K072564: Alma Lasers Harmony XL Multi-Application Platform (2008), 266 descendants of its own

Source page: https://510kreport.com/device/K885025
Methodology: https://510kreport.com/methodology