510(k) · Cleared
ClearedNmi Microcatheter
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Navilyst Medical, Inc. · DQO Catheter, Intravascular, Diagnostic
Cleared on Jul 17, 2012 as substantially equivalent to K112124 (Navilyst Medical, Inc., 2011) after a 14-day review. Its family tree reaches back 2 generations to 2000.
- Decided
- Jul 17, 2012
- Review
- 14 days
- Class
- Class II
- Product code
- DQO
- Recalls
- None
- Predicates
- 2
Its longest line of descent runs back 2 generations to K000177 (2000). 3 ancestors in all. No later device cites it as a predicate yet.
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −2 | K000177 | Renegade HI-Flo Microcatheter | Boston Scientific Corp | 2000 | 5 |
| −1 | K112124 | Microcatheter | Navilyst Medical, Inc. | 2011 | — |
| 0 (this device) | K121954 | Nmi Microcatheter | Navilyst Medical, Inc. | 2012 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2002 | 1 | 0 |
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 DQO? 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 DQO device
- #1 K254278 Arterial Pressure Monitoring Set/Trayscore 14.4 · 2 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (2)
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; numbers the summary cites that cannot be its predicate are marked – and kept off the family tree.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K112124 | MicrocatheterSummary page 1…ribed in this submission is identical in terms of intended use, materials, design, components and technological characteristics to the predicate NMI MC cleared under K 112124 and KI 1l1368. The change involves a labeling change only. E. Device Description The NMI MCs has an outside diameter of 2… | 2011 |
| Kept off the family tree | K111368 | NMI MC Not in FDA’s 510(k), De Novo or PMA lists as we hold them (a misreading, a typo, or a number FDA does not list), so it is kept off the family tree |
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 12 years and passes through 2 companies; a new generation was cleared every 11.4 years on median.
- 2 of the 3 ancestors have a recall of any class.
- 1 other device also cites its predicate K112124.
How does its category compare?
All DQO devicesDQO Catheter, Intravascular, Diagnostic: FDA decisions, review times, recalls and adverse event reports over 20 years. 2012, this device’s year, is highlighted.
FDA decisions per year · DQO
2in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · DQO
148in 2024
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · DQO
1in 2023
Class I (11 since 2007) Class II/III not classified
Adverse event reports per year · DQO
656in 2025
MAUDE reports naming product code DQO, 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 | 8 | 106 | 14 | 564 |
| 2008 | 3 | 80 | 4 | 726 |
| 2009 | 8 | 58 | 7 | 933 |
| 2010 | 7 | 137 | 11 | 556 |
| 2011 | 6 | 74 | 7 | 625 |
| 2012 | 15 | 94 | 2 | 532 |
| 2013 | 2 | — | 1 | 753 |
| 2014 | 3 | 109 | 0 | 601 |
| 2015 | 10 | 209 | 1 (1) | 628 |
| 2016 | 4 | 89 | 2 (1) | 614 |
| 2017 | 10 | 176 | 1 | 873 |
| 2018 | 10 | 234 | 2 | 777 |
| 2019 | 6 | 113 | 71 | 386 |
| 2020 | 3 | 30 | 4 (4) | 312 |
| 2021 | 1 | — | 0 | 338 |
| 2022 | 4 | 181 | 1 | 379 |
| 2023 | 4 | 73 | 1 (1) | 391 |
| 2024 | 4 | 148 | 0 | 511 |
| 2025 | 2 | — | 0 | 656 |
| 2026 | 3 | 85 | 24 (4) | — |
What is it indicated for?
The NMI Microcatheter is intended for use in small vessels and superselective anatomy during diagnostic and interventional procedures in the peripheral vasculature. Upon access of the desired region, the microcatheter can be used for the controlled and selective infusion of diagnostic, therapeutic and embolic materials. All products must be used in accordance with the original manufacturer's instructions for use. The catheter is not intended for use in coronary or neuro- vasculature.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K121954 · printed Nov 6, 2026
Cite this page
510(k) Report. “K121954: Nmi Microcatheter.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K121954
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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