# K151506: Demand Nasal Oxygen Cannula, Modified Demand Nasal Oxygen Cannula

- Pathway: 510(k) (Traditional)
- Applicant: Salter Labs
- Decided: Mar 11, 2016 after 281 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: 1 generation back to K890298 (1989). 2 ancestors in all.
No later device cites it as a predicate yet.
0 of 3 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K890298: Demand Nasal Oxygen Cannula Models 4008/4108/4208, Salter Labs (1989) Summary page 4.
- K892407: Modified Demand Nasal Oxygen Cannula, Salter Labs (1989) Summary page 4.

## Indications for use
The intended use is to deliver oxygen to the patient nasally, controlled by a demand system

Source page: https://510kreport.com/device/K151506
Methodology: https://510kreport.com/methodology