# K863918: Minolta/Marquest Pulsox-7 Oxygen Saturation Monit.

- Pathway: 510(k) (Traditional)
- Applicant: Marquest Medical Products, Inc.
- Decided: Jan 7, 1987 after 91 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.
11 later devices descend from it; 1 cites it directly.
0 of 12 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
- K984570: Minolta Pulsox-3/Minolta Pulsox-3I (2000), 10 descendants of its own
- K040178: Pulseox 5500 Finger Device, Pulseox 7500 Wristwatch Device (2004), 5 descendants of its own
- K053419: Konica Minolta Pulsox-300, 300I (2006), 2 descendants of its own
- K202483: MyHomeDoc (2021), 1 descendant of its own
- K170181: Prizma (2017), 1 descendant of its own

Source page: https://510kreport.com/device/K863918
Methodology: https://510kreport.com/methodology