# K162896: Affinity NT Oxygenator, Affinity NT Oxygenator with Trillium Biosurface

- Pathway: 510(k) (Traditional)
- Applicant: Medtronic, Inc.
- Decided: Dec 6, 2016 after 50 days
- Product code: DTZ (Oxygenator, Cardiopulmonary Bypass)
- Device class: 2
- Regulation: 21 CFR 870.4350
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 2 generations back to K932252 (1993). 4 ancestors in all.
No later device cites it as a predicate yet.
0 of 5 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K143073: Affinity NT Oxygenator, Affinity NT Oxygenator with Trillium Biosurface, Affinity NT Oxygenator with Carmeda Biosurface, Medtronic, Inc. (2015) Summary page 5.

## Indications for use
The Affinity NT Oxygenator (Model 511) is intended to be used in an extracorporeal perfusion circuit to oxygenate and remove carbon dioxide from the blood and to cool or warm the blood during routine cardiopulmonary bypass (CPB) procedures up to 6 hours in duration. The Affinity NT Oxygenator with Trillium Biosurface (model 511T) is intended to be used in an extracorporeal perfusion circuit to oxygenate and remove carbon dioxide from the blood and to cool or warm the blood during routine cardiopulmonary bypass (CPB) procedures up to 6 hours in duration.

Source page: https://510kreport.com/device/K162896
Methodology: https://510kreport.com/methodology