# K131711: YZ3 Portable Slit Lamp

- Pathway: 510(k) (Traditional)
- Applicant: Suzhou 66 Vision Tech Co., Ltd.
- Decided: May 9, 2014 after 332 days
- Product code: HJO (Biomicroscope, Slit-Lamp, Ac-Powered)
- Device class: 2
- Regulation: 21 CFR 886.1850
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
2 later devices descend from it; 2 cite it directly.
0 of 3 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA’s file for it is a 510(k) statement, which names no predicate.

## Most influential descendants
- K182306: Sunkingdom Slit Lamp (2018), 0 descendants of its own
- K162778: Portable Slit Lamp Microscope (2017), 0 descendants of its own

## Indications for use
The YZ3 Portable Slit Lamp is intended for use in the examination of the anterior and posterior segment of the eye.

Source page: https://510kreport.com/device/K131711
Methodology: https://510kreport.com/methodology