510(k) · Cleared
ClearedBallon Dilatation Catheter
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Boston Scientific Corp · KNQ Dilator, Esophageal
Cleared on Jul 31, 1996 after a 107-day review. FDA has not posted a summary or statement for it, so its predicates are not known. 2 later devices descend from it.
- Decided
- Jul 31, 1996
- Review
- 107 days
- Class
- Class II
- Product code
- KNQ
- Recalls
- None
- Predicates
- 0
2 later devices descend from it, 1 citing it directly.
- This deviceK961438 Ballon Dilatation CatheterBoston Scientific Corp · 1996
- Descendant · cites it directly · 1 of its ownK973113 Modified Olbert Balloon Catheter System, Noprofile Olbert Balloon…Boston Scientific Corp · 1997
- Descendant · 2 generations on · 0 of its ownK010714 Expander, Models 1400880, 1401280, 1401680, 1401880, 1410420…Medi-Globe Corp. · 2003
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) | K961438 | Ballon Dilatation Catheter | Boston Scientific Corp | 1996 | — |
| +1 | K973113 | Modified Olbert Balloon Catheter System, Noprofile Olbert Balloon Catheter… | Boston Scientific Corp | 1997 | — |
| +2 | K010714 | Expander, Models 1400880, 1401280, 1401680, 1401880, 1410420, 1410620, 1410830 | Medi-Globe Corp. | 2003 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1997 | 1 | 0 |
| 2003 | 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 KNQ? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.
- Candidate predicates for a device like this, rankedin the report
- Recall history across each candidate’s familyin 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? (2)
1 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K973113 | Modified Olbert Balloon Catheter System, Noprofile Olbert Balloon Catheter System | 1997 | 1 |
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, K973113 (Boston Scientific Corp, 1997) has gone furthest, with 1 descendant of its own.
How does its category compare?
All KNQ devicesKNQ Dilator, Esophageal: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · KNQ
1in 2012
2026 to Oct 25, outlined.
Median 510(k) review, days · KNQ
121in 2009
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · KNQ
14in 2007
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · KNQ
282in 2025
MAUDE reports naming product code KNQ, 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 | — | 14 | 22 |
| 2008 | 0 | — | 0 | 128 |
| 2009 | 3 | 121 | 0 | 391 |
| 2010 | 0 | — | 0 | 176 |
| 2011 | 0 | — | 0 | 251 |
| 2012 | 1 | — | 0 | 251 |
| 2013 | 0 | — | 0 | 228 |
| 2014 | 0 | — | 0 | 164 |
| 2015 | 0 | — | 0 | 204 |
| 2016 | 0 | — | 0 | 154 |
| 2017 | 0 | — | 0 | 231 |
| 2018 | 0 | — | 0 | 396 |
| 2019 | 0 | — | 0 | 388 |
| 2020 | 0 | — | 0 | 364 |
| 2021 | 0 | — | 0 | 351 |
| 2022 | 0 | — | 0 | 274 |
| 2023 | 0 | — | 0 | 319 |
| 2024 | 0 | — | 0 | 268 |
| 2025 | 0 | — | 0 | 282 |
| 2026 | 0 | — | 4 | — |
https://510kreport.com/device/K961438 · printed Nov 6, 2026
Cite this page
510(k) Report. “K961438: Ballon Dilatation Catheter.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K961438
Report an extraction error
Are you the manufacturer?
Record history
- FDA decision record loaded May 2, 2026
- Lineage and recalls computed Nov 3, 2026
- Page last updated Nov 3, 2026