# K903497: Flexcomp DSP & Procomp

- Pathway: 510(k) (Traditional)
- Applicant: Thought Technology, Ltd.
- Decided: Feb 12, 1991 after 193 days
- Product code: HCC (Device, Biofeedback)
- Device class: 2
- Regulation: 21 CFR 882.5050
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
5 later devices descend from it; 3 cite it directly.
0 of 6 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
- K073557: Eeg Neuroamp, Model CS10137 (2008), 3 descendants of its own
- K122879: EEGER4 Model 4.3 (2013), 1 descendant of its own
- K222101: Prism (2023), 0 descendants of its own
- K193159: NeuroAmp II, NeuroAmp II.5s (2020), 0 descendants of its own
- K142551: QANS (Quantitative Autonomic Nervous System) Monitoring System (2015), 0 descendants of its own

Source page: https://510kreport.com/device/K903497
Methodology: https://510kreport.com/methodology