510(k) · Cleared
ClearedConchatherm Iii Plus Dual Heat Wire Servo Controll
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Respiratory Care, Inc. · BZE Heater, Breathing System W/Wo Controller (Not Humidifier Or Nebulizer
Cleared on Jun 21, 1988 after a 70-day review. FDA has not posted a summary or statement for it, so its predicates are not known. 2 of the 6 devices in its family, counting itself, have a Class I recall. 5 later devices descend from it.
- Decided
- Jun 21, 1988
- Review
- 70 days
- Class
- Class II
- Product code
- BZE
- Recalls
- None
- Predicates
- 0
5 later devices descend from it, 1 citing it directly. 2 of the 6 devices in this family, counting this one, have a Class I recall.
- This deviceK881625 Conchatherm Iii Plus Dual Heat Wire Servo ControllRespiratory Care, Inc. · 1988
- Descendant · cites it directly · 4 of its ownK031383 MODEL 780Hudson Respiratory Care, Inc. · 2003 · Recalled
- Descendant · 2 generations on · 2 of its ownK061736 Comfort Flo Humidification System and Nasal CannulaTeleflex Medical · 2006
- Descendant · 3 generations on · 1 of its ownK131912 Conchatherm Neptune Heated Humidifier, Comfort Flo Humidification…Teleflex, Inc. · 2014 · Recalled (Class I)
- Descendant · 4 generations on · 0 of its ownK162242 Comfort Flo Humidification SystemTeleflexmedical, Inc. · 2017 · Recalled (Class I)
- Descendant · 2 generations on · 0 of its ownK140556 Conchasmart Breathing CircuitTeleflex, Inc. · 2014
Class I recalls in this family
Most influential descendants
Showing 5 of 5 · See all- K031383MODEL 780Hudson Respiratory Care, Inc. · 2003 · cites it directly4descendants
- K061736Comfort Flo Humidification System and Nasal CannulaTeleflex Medical · 2006 · 2 generations on2descendants
- K131912Conchatherm Neptune Heated Humidifier, Comfort Flo Humidification System, Conchasmart…Teleflex, Inc. · 2014 · 3 generations on1descendant
- K162242Comfort Flo Humidification SystemTeleflexmedical, Inc. · 2017 · 4 generations on0descendants
- K140556Conchasmart Breathing CircuitTeleflex, Inc. · 2014 · 2 generations on0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K881625 | Conchatherm Iii Plus Dual Heat Wire Servo Controll | Respiratory Care, Inc. | 1988 | — |
| +1 | K031383 | MODEL 780 | Hudson Respiratory Care, Inc. | 2003 | 3 |
| +2 | K061736 | Comfort Flo Humidification System and Nasal Cannula | Teleflex Medical | 2006 | — |
| +3 | K131912 | Conchatherm Neptune Heated Humidifier, Comfort Flo Humidification System… | Teleflex, Inc. | 2014 | Class I |
| +4 | K162242 | Comfort Flo Humidification System | Teleflexmedical, Inc. | 2017 | Class I |
| +2 | K140556 | Conchasmart Breathing Circuit | Teleflex, Inc. | 2014 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2003 | 1 | 0 |
| 2006 | 1 | 0 |
| 2014 | 2 | 1 |
| 2017 | 1 | 1 |
Sources: FDA 510(k) database (decision fields), 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 BZE device
- #1 K252066 inspired™ Heated Breathing Circuit (510-008)…score 13.3 · 7 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against?
FDA has not posted a summary or statement for it, so its predicates are not known.
What descends from it? (5)
1 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K031383 | MODEL 780 | 2003 | 4 |
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.
- K131912Conchatherm Neptune Heated Humidifier, Comfort Flo Humidification System, Conchasmart ColumnTeleflex, Inc. · 2014 · 3 generations on · ◆ in the 2014 descendants bar of FIG. 12 Class I recalls
- K162242Comfort Flo Humidification SystemTeleflexmedical, Inc. · 2017 · 4 generations on · ◆ in the 2017 descendants bar of FIG. 12 Class I recalls
What does this lineage say?
- Of its descendants, K031383 (Hudson Respiratory Care, Inc., 2003) has gone furthest, with 4 descendants of its own.
How does its category compare?
All BZE devicesBZE Heater, Breathing System W/Wo Controller (Not Humidifier Or Nebulizer: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · BZE
1in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · BZE
241in 2016
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · BZE
No recall names BZE since 2007.
Adverse event reports per year · BZE
193in 2025
MAUDE reports naming product code BZE, 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 | 0 | — | 0 | 69 |
| 2008 | 0 | — | 0 | 74 |
| 2009 | 0 | — | 0 | 80 |
| 2010 | 2 | — | 0 | 126 |
| 2011 | 1 | — | 0 | 192 |
| 2012 | 2 | — | 0 | 334 |
| 2013 | 0 | — | 0 | 387 |
| 2014 | 1 | — | 0 | 338 |
| 2015 | 1 | — | 0 | 155 |
| 2016 | 5 | 241 | 0 | 214 |
| 2017 | 1 | — | 0 | 209 |
| 2018 | 1 | — | 0 | 103 |
| 2019 | 0 | — | 0 | 134 |
| 2020 | 0 | — | 0 | 123 |
| 2021 | 1 | — | 0 | 124 |
| 2022 | 0 | — | 0 | 152 |
| 2023 | 1 | — | 0 | 125 |
| 2024 | 2 | — | 0 | 172 |
| 2025 | 1 | — | 0 | 193 |
| 2026 | 2 | — | 0 | — |
https://510kreport.com/device/K881625 · printed Nov 6, 2026
Cite this page
510(k) Report. “K881625: Conchatherm Iii Plus Dual Heat Wire Servo Controll.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K881625
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Record history
- FDA decision record loaded May 2, 2026
- Lineage and recalls computed Nov 3, 2026
- Page last updated Nov 3, 2026