# K991903: Excel Photic Stimulator, Model (XLPS-1)

- Pathway: 510(k) (Traditional)
- Applicant: Excel Tech., Ltd.
- Decided: Aug 4, 1999 after 61 days
- Product code: GWE (Stimulator, Photic, Evoked Response)
- Device class: 2
- Regulation: 21 CFR 882.1890
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
No later device cites it as a predicate yet.
0 of 1 device 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.

## Indications for use
The Excel Photic Stimulator is intended for epileptic activation of the EEG in suspected epileptic seizures.

Source page: https://510kreport.com/device/K991903
Methodology: https://510kreport.com/methodology