# K992836: SL990, SL980, SL950

- Pathway: 510(k) (Traditional)
- Applicant: Cso
- Decided: Nov 9, 1999 after 78 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.
10 later devices descend from it; 3 cite it directly.
0 of 11 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. The FDA summary names no predicate by number.

## Most influential descendants
- K082031: Appasamy Slit Lamp, A1A-11 and A1A-12 Series (2008), 7 descendants of its own
- K110129: Righton Zoom Slit Lamp Microscope with Photo Option (2011), 5 descendants of its own
- K133476: Slit Lamps with SL Cam 5.0 Digital Imaging Solution (2014), 4 descendants of its own
- K162684: SL 220 (2017), 1 descendant of its own
- K073190: Slit Lamp (2008), 1 descendant of its own

## Indications for use
An AC-powered slittamp biomicroscope is intended for use in eye examination of the anterior eye segment, from the cornea epithelium to the posterior Capsule. It is used to aid in the diagnosis of diseases or trauma which affect the structural properties of the anterior eye segment

Source page: https://510kreport.com/device/K992836
Methodology: https://510kreport.com/methodology