# Mast Immunosystems

- Location (FDA's records): Mountain View, CA
- FDA decisions: 13 (1983–1994): 13 510(k) clearances
- Product codes: DHB (10), DGC (3)
- 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
- Hitachi Chemical Diagnostics, Inc.: 1 (https://510kreport.com/company/hitachi-chemical-diagnostics)

## Its most-cited devices
- K914850: Chemiluminescent System Allergan Specific Ige (1991), cited by 1

## Recent decisions
- K934524: Mast Cla Allergy System (Mar 7, 1994)
- K926420: Mast Cla Allergy System (Mar 7, 1994)
- K914850: Chemiluminescent System Allergan Specific Ige (Dec 9, 1991)
- K910292: Mast Cla Allergy System (Apr 5, 1991)
- K870966: Total Ige Mastick (Apr 14, 1987)
- K843694: Mast Allergy System (Apr 12, 1985)
- K844629: Mast Luminescent Allergy System (Apr 12, 1985)
- K841642: Mast Luminescent Allergy Sys (Jun 7, 1984)

Source page: https://510kreport.com/company/mast-immunosystems