# Young O/S, LLC

- Location (FDA's records): Fenton, MO
- FDA decisions: 1 (2004–2004): 1 510(k) clearance
- Product codes: EKR (1)
- Predicates its devices cite: 2 (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 whose devices it cites most
- Unitek Corp.: 1 (https://510kreport.com/company/unitek)
- Sybron Endo/Analytic: 1 (https://510kreport.com/company/sybron-endo-analytic)

## Firms that cite its devices most
- B&L Biotech Co., Ltd.: 1 (https://510kreport.com/company/b-l-biotech)

## Its most-cited devices
- K042828: Obtura Gutta Percha Delivery System, Model 823-700 (2004), cited by 1

## Recent decisions
- K042828: Obtura Gutta Percha Delivery System, Model 823-700 (Dec 1, 2004)

Source page: https://510kreport.com/company/young-o-s