# K934821: Cprotector

- Pathway: 510(k) (Traditional)
- Applicant: Certified Safety Mfg., Inc.
- Decided: Jan 6, 1994 after 90 days
- Product code: CBP (Valve, Non-Rebreathing)
- Device class: 2
- Regulation: 21 CFR 868.5870
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
1 later device descends from it; 1 cites it directly.
0 of 2 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA’s file for it is a 510(k) statement, which names no predicate.

## Most influential descendants
- K960587: Cprotector 2000 (1997), 0 descendants of its own

Source page: https://510kreport.com/device/K934821
Methodology: https://510kreport.com/methodology