510(k) · Cleared
ClearedQuantum Blood and IV Fluid Infusion Warmer
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Life Warmer, Inc. · LGZ Warmer, Thermal, Infusion Fluid
Cleared on Jan 28, 2019 as substantially equivalent to K112902 (Vital Signs, Inc., 2012) after a 209-day review. Its family tree reaches back 5 generations to 1977. 2 of the 9 devices in its family, counting itself, have a Class I recall. 1 later device descends from it.
- Decided
- Jan 28, 2019
- Review
- 209 days
- Class
- Class II
- Product code
- LGZ
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 5 generations to K770232 (1977). 7 ancestors in all. 1 later device descends from it, 1 citing it directly. 2 of the 9 devices in this family, counting this one, have a Class I recall.
- Root · 5 generations backK770232 Blood/Fluid Warmer Model DW-1000AGorman Rupp Industries · 1977
- 4 generations backK984640 Thermal AngelEstill Medical Technologies, Inc. · 1999 · Recalled
- 3 generations backK012031 Modification to Thermal AngelEstill Medical Technologies, Inc. · 2001 · Recalled
- 2 generations backK060537 Eflow IV Fluid Warmer, Model 100, Eflow Disposable Cartridge, Model…Enginivity, LLC · 2006 · Recalled (Class I)
- 1 generation backK112902 Enflow IV Fluid WarmerVital Signs, Inc. · 2012
- This deviceK181775 Quantum Blood and IV Fluid Infusion WarmerLife Warmer, Inc. · 2019
- Descendant · cites it directly · 0 of its ownK192325 Quantum Blood and Fluid Warming SystemLife Warmer, Inc. · 2019
Class I recalls in this family
Most influential descendants
Showing 1 of 1 · See all- K192325Quantum Blood and Fluid Warming SystemLife Warmer, Inc. · 2019 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −5 | K770232 | Blood/Fluid Warmer Model DW-1000A | Gorman Rupp Industries | 1977 | — |
| −4 | K984640 | Thermal Angel | Estill Medical Technologies, Inc. | 1999 | 1 |
| −3 | K012031 | Modification to Thermal Angel | Estill Medical Technologies, Inc. | 2001 | 1 |
| −2 | K060537 | Eflow IV Fluid Warmer, Model 100, Eflow Disposable Cartridge, Model 200 and… | Enginivity, LLC | 2006 | Class I |
| −1 | K112902 | Enflow IV Fluid Warmer | Vital Signs, Inc. | 2012 | — |
| 0 (this device) | K181775 | Quantum Blood and IV Fluid Infusion Warmer | Life Warmer, Inc. | 2019 | — |
| +1 | K192325 | Quantum Blood and Fluid Warming System | Life Warmer, Inc. | 2019 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1991 | 1 | 0 |
| 1998 | 1 | 1 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2019 | 1 | 0 |
Sources: FDA 510(k) database (decision fields), the FDA summary (predicates and indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.
2 devices in this family have a Class I recall. A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.
Top candidate predicates for a new LGZ device
- #1 K260988 °M Warmer System with °M Stationscore 12.7 · 6 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (1)
Devices the submitter claimed this one is substantially equivalent to (*), and reference devices cited for a specific test or feature (†), as written in the FDA summary.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K112902 | Enflow IV Fluid WarmerSummary page 4…BSB Warmer, Blood, Non-electromagnetic radiation Name & Reference: Class II K112902: enFlow IV Fluid Warmer by VITAL SIGNS, a GE Healthcare Predicate Device Company Device Descripti… | 2012 |
What descends from it? (1)
1 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K192325 | Quantum Blood and Fluid Warming System | 2019 | 0 |
Has anything in its family been recalled? (2 Class I)
No FDA recall names this device.
Relatives with a Class I recall
Class I is FDA’s most serious recall class. A recall in the family tree is context for this device, not evidence about it.
- K060537Eflow IV Fluid Warmer, Model 100, Eflow Disposable Cartridge, Model 200 and Eflow AC Power Supply, Model 120Enginivity, LLC · 2006 · 2 generations back · ◆ on the line of descent in FIG. 12 Class I recalls
- K973741Bair Hugger Blood/Fluid WarmerAugustine Medical, Inc. · 1998 · 4 generations back · ◆ in the 1998 ancestors bar of FIG. 11 Class I recall
What does this lineage say?
- The line of descent spans 42 years and passes through 5 companies; a new generation was cleared every 5.8 years on median.
- 5 of the 7 ancestors have a recall of any class; 2 have a Class I recall.
- Of its descendants, K192325 (Life Warmer, Inc., 2019) has gone furthest, with 0 descendants of its own.
- 4 other devices also cite its predicate K112902.
How does its category compare?
All LGZ devicesLGZ Warmer, Thermal, Infusion Fluid: FDA decisions, review times, recalls and adverse event reports over 20 years. 2019, this device’s year, is highlighted.
FDA decisions per year · LGZ
2in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · LGZ
546in 2022
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · LGZ
1in 2016
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · LGZ
376in 2025
MAUDE reports naming product code LGZ, not matched to any one device; reports are not rates.
View these four charts as a table
| Year | Decisions | Median 510(k) review, days | Recalls (Class I) | MAUDE reports |
|---|---|---|---|---|
| 2007 | 2 | — | 0 | 11 |
| 2008 | 4 | 99 | 0 | 10 |
| 2009 | 2 | — | 1 | 12 |
| 2010 | 2 | — | 1 | 43 |
| 2011 | 3 | 77 | 8 | 54 |
| 2012 | 7 | 162 | 0 | 52 |
| 2013 | 5 | 143 | 0 | 16 |
| 2014 | 0 | — | 0 | 23 |
| 2015 | 2 | — | 1 | 34 |
| 2016 | 2 | — | 1 | 15 |
| 2017 | 2 | — | 0 | 58 |
| 2018 | 1 | — | 0 | 94 |
| 2019 | 3 | 209 | 0 | 340 |
| 2020 | 0 | — | 0 | 1,221 |
| 2021 | 0 | — | 0 | 885 |
| 2022 | 3 | 546 | 0 | 1,548 |
| 2023 | 1 | — | 0 | 1,033 |
| 2024 | 1 | — | 0 | 862 |
| 2025 | 2 | — | 0 | 376 |
| 2026 | 2 | — | 1 | — |
What is it indicated for?
The Quantum Blood and I'V Fluid Infusion Warmer is indicated for warming blood, blood products and intravenous solutions prior to administration in adult patients. It is intended to be used by healthcare professionals in hospital, clinical, field and transport environments to help prevent hypothenmia.
Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.
https://510kreport.com/device/K181775 · printed Nov 6, 2026
Cite this page
510(k) Report. “K181775: Quantum Blood and IV Fluid Infusion Warmer.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K181775
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Record history
- FDA decision record loaded May 2, 2026
- Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
- Lineage and recalls computed Nov 3, 2026
- Page last updated Nov 3, 2026