# K023673: Airlife Demand Nasal Cannula

- Pathway: 510(k) (Traditional)
- Applicant: Allegiance Healthcare Corp.
- Decided: May 2, 2003 after 182 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
No predicates in its family tree.
No later device cites it as a predicate yet.
0 of 1 device 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.

## Indications for use
This device is an adjunct to oxygen therapy with its primary functions being that of a conduit for the delivery of intermittent oxygen upon demand to a patient's lungs and to transmit a patient's breath effort to the oxygen conserver. Oxygen is administered only during the inhalation cycle, conserving oxygen during the exhalation cycle.

Source page: https://510kreport.com/device/K023673
Methodology: https://510kreport.com/methodology