# K010452: BI-Directional Doppler Volume Flowmeter, Model DVM-4300 & 4300T

- Pathway: 510(k) (Traditional)
- Applicant: Koven Technology, Inc.
- Decided: Feb 12, 2002 after 362 days
- Product code: DPW (Flowmeter, Blood, Cardiovascular)
- Device class: 2
- Regulation: 21 CFR 870.2100
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
3 later devices descend from it; 1 cites it directly.
0 of 4 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
- K040228: Medi-Stim Veriq System, Model VQ1001 - VQ4122 (2004), 2 descendants of its own
- K112657: Aureflo Monitoring System (2011), 0 descendants of its own
- K102595: Medistim Veriqc System (2010), 0 descendants of its own

Source page: https://510kreport.com/device/K010452
Methodology: https://510kreport.com/methodology