# K021082: ON Site Gas Systems Portable Oxygen Generation System-1.0 and 5.0

- Pathway: 510(k) (Traditional)
- Applicant: On Site Gas Systems, Inc.
- Decided: May 22, 2002 after 49 days
- Product code: CAW (Generator, Oxygen, Portable)
- Device class: 2
- Regulation: 21 CFR 868.5440
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 5 generations back to K933081 (1994). 8 ancestors in all.
No later device cites it as a predicate yet.
0 of 9 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K020362: P.O.G.S. 3.3 Portable Oxygen Generator System, On Site Gas Systems, Inc. (2002) Summary page 2.
- K014078: ON Site Gas Systems Portable Oxygen Generator System, On Site Gas Systems, Inc. (2002) Summary page 2.

## Indications for use
The POGS is intended to provide supplemental oxygen. Device is to be operated by trained medical personnel only for military use only.

Source page: https://510kreport.com/device/K021082
Methodology: https://510kreport.com/methodology