# K181503: Fingertip Pulse Oximeter

- Pathway: 510(k) (Traditional)
- Applicant: Beijing Choice Electronic Technology Co., Ltd.
- Decided: Oct 11, 2018 after 126 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
Longest line of descent: 10 generations back to K910772 (1991). 20 ancestors in all.
6 later devices descend from it; 5 cite it directly.
0 of 27 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K142888: Fingertip Pulse Oximeter, Beijing Choice Electronic Technololgy Co., Ltd. (2015) Summary page 5.

## Most influential descendants
- K230172: Pulse Oximeter (2023), 1 descendant of its own
- K250837: Pulse Oximeter (2025), 0 descendants of its own
- K243049: Pulse Oximeter (FS20P); Pulse Oximeter (FS20C); Pulse Oximeter (FS10C) (2025), 0 descendants of its own
- K232975: Pulse Oximeter (MD300C228) (2024), 0 descendants of its own
- K220101: Pulse Oximeter (2023), 0 descendants of its own

## Indications for use
The Fingertip Pulse Oximeter MD300CI218 is a handheld non-invasive device intended for spot-checking of oxygen saturation of arterial hemoglobin (SpO2) and Pulse Rate of adult, adolescent, child and infant patients in hospitals, hospital-type facilities and homecare environment.

Source page: https://510kreport.com/device/K181503
Methodology: https://510kreport.com/methodology