510(k) Report

510(k) · Cleared

Cleared

Modification to Airlife Heated Ventilator and Anesthesia Breathing Circuits

K000697510(k) SpecialCleared Mar 30, 200029-day reviewClass II21 CFR 868.5270

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

Allegiance Healthcare Corp. · BZE Heater, Breathing System W/Wo Controller (Not Humidifier Or Nebulizer

Cleared on Mar 30, 2000 after a 29-day review. FDA has not posted a summary or statement for it, so its predicates are not known. 21 of the 120 devices in its family, counting itself, have a Class I recall. 119 later devices descend from it.

Decided
Mar 30, 2000
Review
29 days
Class
Class II
Product code
BZE
Recalls
None
Predicates
0

119 later devices descend from it, 7 citing it directly. 21 of the 120 devices in this family, counting this one, have a Class I recall.

Descendants, by year cleared 2003: 1 descendant cleared2016: 9 descendants cleared, 2 with a Class I recall22007: 3 descendants cleared2004: 2 descendants cleared2010: 5 descendants cleared2023: 8 descendants cleared2005: 1 descendant cleared2006: 3 descendants cleared, 1 with a Class I recall12013: 6 descendants cleared, 1 with a Class I recall12008: 3 descendants cleared, 2 with a Class I recall22012: 13 descendants cleared, 4 with a Class I recall42011: 5 descendants cleared, 1 with a Class I recall12015: 4 descendants cleared, 1 with a Class I recall12014: 6 descendants cleared, 1 with a Class I recall12024: 12 descendants cleared2022: 4 descendants cleared2018: 3 descendants cleared, 1 with a Class I recall12026: 7 descendants cleared2019: 4 descendants cleared, 2 with a Class I recall22025: 8 descendants cleared2017: 5 descendants cleared, 2 with a Class I recall22021: 5 descendants cleared, 2 with a Class I recall22020: 2 descendants cleared, 1 with a Class I recall1200020052010201520202025
  1. This deviceK000697 Modification to Airlife Heated Ventilator and Anesthesia Breathing…Allegiance Healthcare Corp. · 2000
  2. Descendant · cites it directly · 65 of its ownK020332 Respiratory Humidifier, Model MR850Fisher & Paykel Healthcare, Ltd. · 2003 · Recalled
  3. Descendant · 2 generations on · 54 of its ownK033710 MR850 Respiratory Humidifier, Model MR850JHUFisher & Paykel Healthcare, Ltd. · 2004
  4. Descendant · 3 generations on · 47 of its ownK073706 Respiratory Humidifier, Model MR850Fisher & Paykel Healthcare, Ltd. · 2008
  5. Descendant · cites it directly · 44 of its ownK040790 Modification to LTV 1000 Ventilator/Breathing CircuitsPulmonetic Systems, Inc. · 2004
  6. Descendant · 4 generations on · 30 of its ownK092846 Airvo Series HumidifiersFisher & Paykel Healthcare, Ltd. · 2010

Showing 5 of 119 descendants. See all descendants

Descendants cleared per year

2003: 12004: 22005: 12006: 32007: 32008: 32010: 52011: 52012: 132013: 62014: 62015: 42016: 92017: 52018: 32019: 42020: 22021: 52022: 42023: 82024: 122025: 82026: 7
2003high 13 (2012) · low 0 (2009)2026

Class I recalls in this family

Most influential descendants

Showing 5 of 119 · See all
  • K020332Respiratory Humidifier, Model MR850Fisher & Paykel Healthcare, Ltd. · 2003 · cites it directly65descendants
  • K033710MR850 Respiratory Humidifier, Model MR850JHUFisher & Paykel Healthcare, Ltd. · 2004 · 2 generations on54descendants
  • K073706Respiratory Humidifier, Model MR850Fisher & Paykel Healthcare, Ltd. · 2008 · 3 generations on47descendants
  • K040790Modification to LTV 1000 Ventilator/Breathing CircuitsPulmonetic Systems, Inc. · 2004 · cites it directly44descendants
  • K092846Airvo Series HumidifiersFisher & Paykel Healthcare, Ltd. · 2010 · 4 generations on30descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
0 (this device)K000697Modification to Airlife Heated Ventilator and Anesthesia Breathing CircuitsAllegiance Healthcare Corp.2000—
+1K020332Respiratory Humidifier, Model MR850Fisher & Paykel Healthcare, Ltd.20031
+2K033710MR850 Respiratory Humidifier, Model MR850JHUFisher & Paykel Healthcare, Ltd.2004—
+3K073706Respiratory Humidifier, Model MR850Fisher & Paykel Healthcare, Ltd.2008—
+1K040790Modification to LTV 1000 Ventilator/Breathing CircuitsPulmonetic Systems, Inc.2004—
+4K092846Airvo Series HumidifiersFisher & Paykel Healthcare, Ltd.2010—

Descendants by year cleared

Year clearedDevicesWith a Class I recall
200310
200420
200510
200631
200730
200832
201050
201151
2012134
201361
201461
201541
201692
201752
201831
201942
202021
202152
202240
202380
2024120
202580
202670
FIG. 1 — Lineage of K000697, 2000–2026Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

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.

21 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. #1 K252066 inspired™ Heated Breathing Circuit (510-008)…score 13.3 · 7 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
Get a 510(k) 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? (119)

See all 119

7 later devices cite it directly; ranked here by how many devices descend from each in turn.

NumberDeviceApplicantDecidedDescendants
K020332Respiratory Humidifier, Model MR850Fisher & Paykel Healthcare, Ltd.200365
K040790Modification to LTV 1000 Ventilator/Breathing CircuitsPulmonetic Systems, Inc.200444
K071958Thera-Heat Heated Humidifier and Adult Dual and Single Limb Heated Wire Ventilator…Smiths Medical Asd, Inc.20078
K092256Thera- Heat Heated Humidifier, Model RC70000, RC70072, RC70075, RC70077, RC70012Smiths Medical Asd, Inc.20102
K153234AirLife Adult Heated Wire CircuitCarefusion, Inc.20160
K151303AirLife Infant Heated Wire Circuit Class ICare Fusion20160
K151959AirLife Infant Single Limb Heated Wire CircuitCarefusion, Inc.20160

Has anything in its family been recalled? (21 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.

  • K151303AirLife Infant Heated Wire CircuitCare Fusion · 2016 · Cites it directly · ◆ in the 2016 descendants bar of FIG. 12 Class I recalls
  • K062267Oxylog 3000Drager Medical B.V. · 2006 · 2 generations on · ◆ in the 2006 descendants bar of FIG. 13 Class I recalls
  • K072885Carina System, Model 8419350; Carina Basic Device, Model 5704110Draeger Medical AG & Co. KG · 2008 · 3 generations on · ◆ in the 2008 descendants bar of FIG. 11 Class I recall
  • K082600Oxylog 2000 Plus System (Model 5705080), Oxylog 2000 Plus Basic Device (Model 5705082)Draeger Medical B.V. · 2008 · 3 generations on · ◆ in the 2008 descendants bar of FIG. 12 Class I recalls
  • K103625Oxylog 3000 Plus Workstation, Oxylog 3000 Plus Basic DeviceDraeger Medical Systems, Inc. · 2011 · 3 generations on · ◆ in the 2011 descendants bar of FIG. 14 Class I recalls
  • K141595O-Two E700,O-Two E600,O-Two E500O-Two Medical Technologies, Inc. · 2015 · 3 generations on · ◆ in the 2015 descendants bar of FIG. 13 Class I recalls
  • K131912Conchatherm Neptune Heated Humidifier, Comfort Flo Humidification System, Conchasmart ColumnTeleflex, Inc. · 2014 · 4 generations on · ◆ in the 2014 descendants bar of FIG. 12 Class I recalls
  • K113053Bipap a 30 Ventilatory Support SystemRespironics, Inc. · 2012 · 4 generations on · ◆ in the 2012 descendants bar of FIG. 15 Class I recalls
  • K173280Neonatal ConchaSmart Breathing CircuitsTeleflexmedical, Inc. · 2018 · 4 generations on · ◆ in the 2018 descendants bar of FIG. 11 Class I recall
  • K120670Hamilton-T1Hamilton Medical AG · 2012 · 4 generations on · ◆ in the 2012 descendants bar of FIG. 11 Class I recall
  • K181216Hamilton-T1, Hamilton-C1Hamilton Medical AG · 2019 · 4 generations on · ◆ in the 2019 descendants bar of FIG. 15 Class I recalls
  • K153046Hamilton-MR1Hamilton Medical AG · 2016 · 4 generations on · ◆ in the 2016 descendants bar of FIG. 11 Class I recall

Nearest 12 of 21 shown.

What does this lineage say?

  • Of its descendants, K020332 (Fisher & Paykel Healthcare, Ltd., 2003) has gone furthest, with 65 descendants of its own.

How does its category compare?

All BZE devices

BZE 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

2010: 22011: 12012: 22014: 12015: 12016: 52017: 12018: 12021: 12023: 12024: 22025: 12026 (partial year): 2
2007high 5 (2016) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · BZE

241in 2016

2016: 241 days median
2007high 241 (2016)2026

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

2007: 692008: 742009: 802010: 1262011: 1922012: 3342013: 3872014: 3382015: 1552016: 2142017: 2092018: 1032019: 1342020: 1232021: 1242022: 1522023: 1252024: 1722025: 193
2007high 387 (2013) · low 69 (2007)2025

MAUDE reports naming product code BZE, not matched to any one device; reports are not rates.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
20070—069
20080—074
20090—080
20102—0126
20111—0192
20122—0334
20130—0387
20141—0338
20151—0155
201652410214
20171—0209
20181—0103
20190—0134
20200—0123
20211—0124
20220—0152
20231—0125
20242—0172
20251—0193
20262—0—
Cite this page

510(k) Report. “K000697: Modification to Airlife Heated Ventilator and Anesthesia Breathing Circuits.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K000697

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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