# K941551: The Vanguard System

- Pathway: 510(k) (Traditional)
- Applicant: Cleveland Clinic Foundation
- Decided: Jan 13, 1995 after 289 days
- Product code: GWQ (Full-Montage Standard Electroencephalograph)
- Device class: 2
- Regulation: 21 CFR 882.1400
- 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; 1 cites 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 lists a 510(k) statement for it but has not posted the file, so its predicates are not known.

## Most influential descendants
- K150498: Discovery 24 (2016), 1 descendant of its own
- K173460: NeuroEEG (2018), 0 descendants of its own

Source page: https://510kreport.com/device/K941551
Methodology: https://510kreport.com/methodology