# K770232: Blood/Fluid Warmer Model DW-1000A

- Pathway: 510(k) (Traditional)
- Applicant: Gorman Rupp Industries
- Decided: Feb 14, 1977 after 7 days
- Product code: BSB (Warmer, Blood, Non-Electromagnetic Radiation)
- Device class: 2
- Regulation: 21 CFR 864.9205
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
18 later devices descend from it; 3 cite it directly.
2 of 19 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
- K984640: Thermal Angel (1999), 16 descendants of its own
- K012031: Modification to Thermal Angel (2001), 13 descendants of its own
- K060537: Eflow IV Fluid Warmer, Model 100, Eflow Disposable Cartridge, Model 200 and Eflow AC Power Supply, Model 120 (2006), 12 descendants of its own
- K112902: Enflow IV Fluid Warmer (2012), 10 descendants of its own
- K232107: °M Warmer System (2024), 1 descendant of its own

Source page: https://510kreport.com/device/K770232
Methodology: https://510kreport.com/methodology