# Quantum Medical Systems, Inc.

- Location (FDA's records): Issaquah, WA
- FDA decisions: 5 (1985–1991): 5 510(k) clearances
- Product codes: IYO (3), MAA (1), IYN (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
- Siemens Medical Solutions USA, Inc.: 1 (https://510kreport.com/company/siemens-medical-solutions-usa)

## Its most-cited devices
- K904019: Quantum 2000 Angiodynograph Ultrasound System (1991), cited by 1

## Recent decisions
- K904019: Quantum 2000 Angiodynograph Ultrasound System (Mar 22, 1991)
- K894992: Quantum Qad Angiodynograph Ultrasound System (Feb 23, 1990)
- K890998: Qad Angiodynograph Ultrasound: Color Doppler Eval. (May 2, 1989)
- K860581: Qad-1 Angiodynograph Ultrasound System (Feb 13, 1987)
- K853217: Qad-1 Angio Dynograph Ultraso W/5.0 7.5 MHZ Probes (Dec 30, 1985)

Source page: https://510kreport.com/company/quantum-medical-systems