# K250322: Respond OC Conserving Regulator (130-0800)

- Pathway: 510(k) (Traditional)
- Applicant: Responsive Respiratory
- Decided: Jul 24, 2025 after 170 days
- Product code: NFB (Conserver, Oxygen)
- Device class: 2
- Regulation: 21 CFR 868.5905
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 4 generations back to K963247 (1996). 6 ancestors in all.
No later device cites it as a predicate yet.
0 of 7 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K070740: Chad Therapeutics Bonsai Model 800, Chad Therapeutics, Inc. (2007) Summary page 5.

## Indications for use
The Respond OC Conserving Regulator (130-0800) is intended for prescription use only, to be used as part of a portable oxygen delivery system for patients that require supplemental oxygen in their home and for ambulatory use. It may also be used to deliver a constant flow of oxygen to the patient.

Source page: https://510kreport.com/device/K250322
Methodology: https://510kreport.com/methodology