# K950739: 3M Sarns Flow Sensor, Centrifugal Control Module 115, 220 V, 900 Perfusion System

- Pathway: 510(k) (Traditional)
- Applicant: 3M Health Care, Sarns
- Decided: Nov 17, 1995 after 273 days
- Product code: DWA (Control, Pump Speed, Cardiopulmonary Bypass)
- Device class: 2
- Regulation: 21 CFR 870.4380
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
30 later devices descend from it; 2 cite it directly.
3 of 31 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
- K022947: Advanced Perfusion System 1 (100/120 Volt),Advanced Perfusion System 1 (220/240 Volt, Roller Pumps (6, 4 Inch (2003), 26 descendants of its own
- K052555: Medtronic Performer TM CPB, Model R51, PCPB (2006), 8 descendants of its own
- K131041: Advanced Perfusion System 1 (2014), 6 descendants of its own
- K070286: Bio-Console, Model 560 (2007), 6 descendants of its own
- K151349: Advanced Perfusion System 1 (2015), 5 descendants of its own

Source page: https://510kreport.com/device/K950739
Methodology: https://510kreport.com/methodology