# Bio-Feedback Systems, Inc.

- Location (FDA's records): Mchenry, IL
- FDA decisions: 11 (1977–1991): 11 510(k) clearances
- Product codes: HCC (9), GWL (1), GWK (1)
- Predicates its devices cite: 0 (0 its own); citations of its devices by later devices: 1 (0 its own)
- Recalls linked to its devices: 0 (0 Class I)
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Firms that cite its devices most
- The Jayms Co.: 1 (https://510kreport.com/company/jayms)

## Its most-cited devices
- K770790: Feedback Edr System Model Edr-100 (1977), cited by 1

## Recent decisions
- K905372: Miniature Electrodermal Response Trainer Edr-002 (Apr 12, 1991)
- K905373: Miniature Temperature Trainer Model DT-002 (Apr 10, 1991)
- K900063: Multi-Channel Isolation Amplifier (Mcia) (Feb 16, 1990)
- K860914: Isolated Solid-State Relay Multiplexer & F/F Conv (Jun 6, 1986)
- K832333: Feedback Emg System PE-020 (Sep 1, 1983)
- K812619: Isolated Voltage/Frequency Converter (Oct 8, 1981)
- K792659: Feedback Edr System Model ME-1 (Jan 9, 1980)
- K771023: Analog Quantifier Model AQ-100 (Jun 24, 1977)

Source page: https://510kreport.com/company/bio-feedback-systems