# K945722: Matrx MDM, RA

- Pathway: 510(k) (Traditional)
- Applicant: Matrx Medical, Inc.
- Decided: Dec 29, 1994 after 38 days
- Product code: BSZ (Gas-Machine, Anesthesia)
- Device class: 2
- Regulation: 21 CFR 868.5160
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
4 later devices descend from it; 2 cite it directly.
1 of 5 devices in its family (counting itself) has a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA lists a 510(k) statement for it but has not posted the file, so its predicates are not known.

## Most influential descendants
- K052335: Analgesia Gas Machine, Model Digital Ultra (2005), 3 descendants of its own
- K222794: FlowStar Touch Digital Mixer Flowmeter (2023), 1 descendant of its own
- K241465: Midas Flowmeter; eAVS (2024), 0 descendants of its own
- K062155: Digital MXR-D Flowmeter (2006), 0 descendants of its own

Source page: https://510kreport.com/device/K945722
Methodology: https://510kreport.com/methodology