510(k) · Cleared
ClearedResp-EZ (TM) Respiratory Monitoring Belt
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Epm Information Systems, Inc. · BZQ Monitor, Breathing Frequency
Cleared on Dec 28, 1990 after a 157-day review. FDA has not posted a summary or statement for it, so its predicates are not known. 5 later devices descend from it.
- Decided
- Dec 28, 1990
- Review
- 157 days
- Class
- Class II
- Product code
- BZQ
- Recalls
- None
- Predicates
- 0
5 later devices descend from it, 1 citing it directly.
- This deviceK903300 Resp-EZ (TM) Respiratory Monitoring BeltEpm Information Systems, Inc. · 1990
- Descendant · cites it directly · 4 of its ownK042253 Sleepsense Sleep SensorsS.L.P., Ltd. · 2004
- Descendant · 2 generations on · 1 of its ownK173793 XactTrace Single Use Respiratory Effort Belt SystemEmbla Systems · 2019
- Descendant · 3 generations on · 0 of its ownK242424 Bluebird Single-Use Respiratory Effort BeltCadwell Industries, Inc. · 2024
- Descendant · 2 generations on · 0 of its ownK180001 Disposable BreathSensor Adult, Disposable BreathSensor Small Adult /…Embla Systems · 2019
- Descendant · 2 generations on · 0 of its ownK080375 RMX Physiological Data RecorderS.L.P., Ltd. · 2008
Most influential descendants
Showing 5 of 5 · See all- K042253Sleepsense Sleep SensorsS.L.P., Ltd. · 2004 · cites it directly4descendants
- K173793XactTrace Single Use Respiratory Effort Belt SystemEmbla Systems · 2019 · 2 generations on1descendant
- K242424Bluebird Single-Use Respiratory Effort BeltCadwell Industries, Inc. · 2024 · 3 generations on0descendants
- K180001Disposable BreathSensor Adult, Disposable BreathSensor Small Adult / Child, Disposable…Embla Systems · 2019 · 2 generations on0descendants
- K080375RMX Physiological Data RecorderS.L.P., Ltd. · 2008 · 2 generations on0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K903300 | Resp-EZ (TM) Respiratory Monitoring Belt | Epm Information Systems, Inc. | 1990 | — |
| +1 | K042253 | Sleepsense Sleep Sensors | S.L.P., Ltd. | 2004 | — |
| +2 | K173793 | XactTrace Single Use Respiratory Effort Belt System | Embla Systems | 2019 | — |
| +3 | K242424 | Bluebird Single-Use Respiratory Effort Belt | Cadwell Industries, Inc. | 2024 | — |
| +2 | K180001 | Disposable BreathSensor Adult, Disposable BreathSensor Small Adult / Child… | Embla Systems | 2019 | — |
| +2 | K080375 | RMX Physiological Data Recorder | S.L.P., Ltd. | 2008 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2004 | 1 | 0 |
| 2008 | 1 | 0 |
| 2019 | 2 | 0 |
| 2024 | 1 | 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 BZQ? 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 BZQ device
- #1 K251326 Respiration Rate algorithmscore 20.2 · 30 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 |
|---|---|---|---|
| K042253 | Sleepsense Sleep Sensors | 2004 | 4 |
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, K042253 (S.L.P., Ltd., 2004) has gone furthest, with 4 descendants of its own.
How does its category compare?
All BZQ devicesBZQ Monitor, Breathing Frequency: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · BZQ
7in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · BZQ
255in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · BZQ
1in 2010
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · BZQ
2in 2022
MAUDE reports naming product code BZQ, 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 | 7 |
| 2008 | 1 | — | 0 | 0 |
| 2009 | 3 | 121 | 0 | 1 |
| 2010 | 2 | — | 1 | 1 |
| 2011 | 1 | — | 0 | 0 |
| 2012 | 2 | — | 0 | 3 |
| 2013 | 3 | 261 | 0 | 0 |
| 2014 | 2 | — | 0 | 0 |
| 2015 | 0 | — | 0 | 0 |
| 2016 | 2 | — | 0 | 0 |
| 2017 | 0 | — | 0 | 11 |
| 2018 | 3 | 198 | 0 | 10 |
| 2019 | 1 | — | 0 | 13 |
| 2020 | 2 | — | 0 | 10 |
| 2021 | 2 | — | 0 | 1 |
| 2022 | 3 | 198 | 0 | 2 |
| 2023 | 1 | — | 0 | 0 |
| 2024 | 1 | — | 0 | 0 |
| 2025 | 7 | 255 | 0 | 0 |
| 2026 | 2 | — | 0 | — |
https://510kreport.com/device/K903300 · printed Nov 5, 2026
Cite this page
510(k) Report. “K903300: Resp-EZ (TM) Respiratory Monitoring Belt.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K903300
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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