# K915699: Nellcor Portable Pulse Oximeter Model N-20

- Pathway: 510(k) (Traditional)
- Applicant: Nellcor, Inc.
- Decided: May 27, 1993 after 521 days
- Product code: DQA (Oximeter)
- Device class: 2
- Regulation: 21 CFR 870.2700
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
60 later devices descend from it; 2 cite it directly.
0 of 61 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA has not posted a summary or statement for it, so its predicates are not known.

## Most influential descendants
- K963707: Nellcor Puritan Bennett NPB-40 Handheld Pulse (NPB-40) (1996), 58 descendants of its own
- K051352: Oximax NPB-40 Handheld Pulse Oximeter (2005), 28 descendants of its own
- K072581: PM-60 Pulse Oximeter (2008), 19 descendants of its own
- K070193: Envitec Oxipen Pulse Oximeter and Accessories (2007), 15 descendants of its own
- K113165: Mini-Medic (2012), 13 descendants of its own

Source page: https://510kreport.com/device/K915699
Methodology: https://510kreport.com/methodology