# K163708: QiF Blood and Fluid Warmer

- Pathway: 510(k) (Special)
- Applicant: Quality IN Flow, Ltd.
- Decided: Apr 20, 2017 after 112 days
- Product code: LGZ (Warmer, Thermal, Infusion Fluid)
- Device class: 2
- Regulation: 21 CFR 880.5725
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 6 generations back to K770232 (1977). 8 ancestors in all.
No later device cites it as a predicate yet.
2 of 9 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K150404: QiF Blood and Fluid Warmer, Quality IN Flow, Ltd. (2016) Summary page 4.

## Indications for use
The QiF Blood and Fluid Warmer device is intended for warming blood, blood products, and intravenous fluids prior to administration. It is intended to be used by healthcare professionals in hospital, clinics and field environments, to help prevent hypothermia.

Source page: https://510kreport.com/device/K163708
Methodology: https://510kreport.com/methodology