# Woodlyn, Inc.

- Location (FDA's records): Mchenry, IL
- FDA decisions: 19 (1984–1993): 19 510(k) clearances
- Product codes: HLI (5), HPC (2), HJO (2), HPA (1), FSO (1), HLM (1), HRJ (1), HOS (1), HKN (1), HME (1), HKX (1), HMG (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
- Appasamy Associates: 1 (https://510kreport.com/company/appasamy-associates)

## Its most-cited devices
- K900476: Woodlyn Slit Lamp Model HR-1 (1990), cited by 1

## Recent decisions
- K931303: Woodlyn Operation Microscope (Jun 25, 1993)
- K920861: Woodlyn Classic Lensmeter (Jul 30, 1992)
- K900476: Woodlyn Slit Lamp Model HR-1 (Feb 21, 1990)
- K900478: Woodlyn Full Aperture Trial Lens Set (Feb 21, 1990)
- K900477: Woodlyn Classic Slit Lamp Model SMM (Feb 21, 1990)
- K890992: Woodlyn Ophthalmic Projector (May 17, 1989)
- K874900: Woodlyn Classic Refractor, Phoroptor (Dec 23, 1987)
- K843812: Woodlyn Classic Cataract Acuity Test (Dec 11, 1984)

Source page: https://510kreport.com/company/woodlyn