# National Biological Corp.

- Location (FDA's records): Twinsburg, OH
- FDA decisions: 28 (1977–2015): 28 510(k) clearances
- Names in FDA's records: National Biological Corp. (27); National Biological Corporation (1)
- Product codes: FTC (27), KGL (1)
- Predicates its devices cite: 2 (1 its own); citations of its devices by later devices: 20 (1 its own)
- Recalls linked to its devices: 2 (0 Class I)
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Firms whose devices it cites most
- Daavlin Distributing Co.: 1 (https://510kreport.com/company/daavlin-distributing)

## Firms that cite its devices most
- Theralight, Inc.: 4 (https://510kreport.com/company/theralight)
- Acculase, Inc.: 2 (https://510kreport.com/company/acculase)
- Daavlin Distributing Co.: 2 (https://510kreport.com/company/daavlin-distributing)
- Photo Medex, Inc.: 2 (https://510kreport.com/company/photo-medex)
- Lerner Medical Devices, Inc.: 2 (https://510kreport.com/company/lerner-medical-devices)
- Medtek Lighting: 2 (https://510kreport.com/company/medtek-lighting)
- Solarc Systems, Inc.: 1 (https://510kreport.com/company/solarc-systems)
- Surgilight, Inc.: 1 (https://510kreport.com/company/surgilight)

## Its most-cited devices
- K041212: Houva 3 Phototherapy System (2004), cited by 4
- K885026: Houva II Uvb (1989), cited by 3
- K934808: Uvisol and Uvisol II (1993), cited by 2
- K904427: Panosol II Uvb-206 (1990), cited by 2
- K982082: Handisol Wound Healing (1998), cited by 2
- K885025: Houva II Uva (1989), cited by 2

## Recent decisions
- K150912: Houva-NET Control System (Jul 10, 2015)
- K070934: Panosol II Tru-Blu, Model Ubl-417 (May 22, 2007)
- K041212: Houva 3 Phototherapy System (Jun 9, 2004)
- K982082: Handisol Wound Healing (Oct 28, 1998)
- K934808: Uvisol and Uvisol II (Dec 16, 1993)
- K924969: Phototherapy Timer (Feb 23, 1993)
- K924077: Handisol (Nov 20, 1992)
- K904427: Panosol II Uvb-206 (Dec 24, 1990)

Source page: https://510kreport.com/company/national-biological