510(k) · Cleared
ClearedFrolov's Respiration Training Device, FRTD-01
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Intercontinental New Technologies, Inc. · BWF Spirometer, Therapeutic (Incentive)
Cleared on Jan 11, 2000 as substantially equivalent to K974848 (Hougen Mfg., Inc., 1998) after a 189-day review. Its family tree reaches back 2 generations to 1995.
- Decided
- Jan 11, 2000
- Review
- 189 days
- Class
- Class II
- Product code
- BWF
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 2 generations to K944412 (1995). No later device cites it as a predicate yet.
View FIG. 1 as a table
Line of descent and top descendants
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.
Planning a device in BWF? 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 BWF device
- #1 K241152 InSeescore 9.9 · 1 generation · 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 |
|---|---|---|---|
| * | K974848 | Mini-CiserSummary page 1…fication Name: 73BWF Common/Usual Name: Breathing training device Equivalent legally marketed devices This product is similar in design and function to the Mini-Ciser, K974848 Indications for Use (intended use) The device is for use as a Positive Expiratory Pressure (PEP) device and Inspiratory Muscle T… | 1998 |
What descends from it?
No later submission names this one as a predicate yet.
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?
- The line of descent spans 5 years and passes through 3 companies; a new generation was cleared every 3.3 years on median.
- None of the 2 ancestors has a recall.
How does its category compare?
All BWF devicesBWF Spirometer, Therapeutic (Incentive): FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · BWF
1in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · BWF
281in 2019
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · BWF
1in 2020
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · BWF
3in 2025
MAUDE reports naming product code BWF, 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 | 1 | — | 0 | 1 |
| 2008 | 0 | — | 0 | 2 |
| 2009 | 2 | — | 0 | 3 |
| 2010 | 1 | — | 0 | 5 |
| 2011 | 0 | — | 0 | 39 |
| 2012 | 0 | — | 0 | 5 |
| 2013 | 1 | — | 0 | 19 |
| 2014 | 3 | 105 | 0 | 5 |
| 2015 | 1 | — | 0 | 16 |
| 2016 | 3 | 149 | 0 | 6 |
| 2017 | 3 | 136 | 0 | 7 |
| 2018 | 1 | — | 0 | 7 |
| 2019 | 3 | 281 | 0 | 16 |
| 2020 | 1 | — | 1 | 5 |
| 2021 | 1 | — | 0 | 9 |
| 2022 | 1 | — | 0 | 8 |
| 2023 | 2 | — | 0 | 0 |
| 2024 | 1 | — | 0 | 11 |
| 2025 | 1 | — | 0 | 3 |
| 2026 | 0 | — | 0 | — |
What is it indicated for?
The device is for use as a Positive Expiratory Pressure (PEP) device and Inspiratory Muscle Trainer (IMT) in one device, for use by adults and children. The device is for single patient use, not for use on multiple patients.
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/K992256 · printed Nov 6, 2026
Cite this page
510(k) Report. “K992256: Frolov's Respiration Training Device, FRTD-01.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K992256
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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