510(k) · Cleared
ClearedAirwatch Monitor
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Enact Health Management Systems · BZH Meter, Peak Flow, Spirometry
Cleared on Nov 16, 1994 after a 247-day review. FDA lists a 510(k) statement for it but has not posted the file, so its predicates are not known. 2 later devices descend from it.
- Decided
- Nov 16, 1994
- Review
- 247 days
- Class
- Class II
- Product code
- BZH
- Recalls
- None
- Predicates
- 0
2 later devices descend from it, 2 citing it directly.
Most influential descendants
Showing 2 of 2 · See allView FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K941226 | Airwatch Monitor | Enact Health Management Systems | 1994 | — |
| +1 | K982675 | Airwatch II Zoneless | Enact Health Management Systems | 1998 | — |
| +1 | K982676 | Airwatch II Zone | Enact Health Management Systems | 1998 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1998 | 2 | 0 |
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.
Planning a device in BZH? 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 BZH device
- #1 K252802 Peak Flow Meter (PF-10(BR-PEF231))score 13.5 · 8 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 lists a 510(k) statement for it but has not posted the file, so its predicates are not known.
What descends from it? (2)
2 later devices cite it directly; ranked here by how many devices descend from each in turn.
Has anything in its family been recalled? (0 Class I)
No FDA recall names this device.
No ancestor or descendant has a Class I recall.
What does this lineage say?
- Of its descendants, K982675 (Enact Health Management Systems, 1998) has gone furthest, with 0 descendants of its own.
How does its category compare?
All BZH devicesBZH Meter, Peak Flow, Spirometry: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · BZH
3in 2024
2026 to Oct 25, outlined.
Median 510(k) review, days · BZH
371in 2024
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · BZH
No recall names BZH since 2007.
Adverse event reports per year · BZH
1in 2015
MAUDE reports naming product code BZH, 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 | 1 |
| 2008 | 0 | — | 0 | 0 |
| 2009 | 2 | — | 0 | 0 |
| 2010 | 2 | — | 0 | 0 |
| 2011 | 0 | — | 0 | 1 |
| 2012 | 0 | — | 0 | 0 |
| 2013 | 1 | — | 0 | 3 |
| 2014 | 1 | — | 0 | 22 |
| 2015 | 0 | — | 0 | 1 |
| 2016 | 1 | — | 0 | 0 |
| 2017 | 1 | — | 0 | 0 |
| 2018 | 3 | 115 | 0 | 0 |
| 2019 | 1 | — | 0 | 0 |
| 2020 | 2 | — | 0 | 0 |
| 2021 | 1 | — | 0 | 0 |
| 2022 | 0 | — | 0 | 0 |
| 2023 | 1 | — | 0 | 0 |
| 2024 | 3 | 371 | 0 | 0 |
| 2025 | 0 | — | 0 | 0 |
| 2026 | 2 | — | 0 | — |
https://510kreport.com/device/K941226 · printed Nov 6, 2026
Cite this page
510(k) Report. “K941226: Airwatch Monitor.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K941226
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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