510(k) · Cleared
ClearedNitrex Nitinol Guidewire
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Ev3 Corporation · DQX Wire, Guide, Catheter
Cleared on Jun 24, 2003 as substantially equivalent to K910280 (Microvena Corp., 1991) and 3 other predicates after an 8-day review. Its family tree reaches back 2 generations to 1991. 5 of the 53 devices in its family, counting itself, have a Class I recall. 48 later devices descend from it.
- Decided
- Jun 24, 2003
- Review
- 8 days
- Class
- Class II
- Product code
- DQX
- Recalls
- None
- Predicates
- 4
Its longest line of descent runs back 2 generations to K910280 (1991). 4 ancestors in all, the oldest K893626 (1989). 48 later devices descend from it, 3 citing it directly. 5 of the 53 devices in this family, counting this one, have a Class I recall.
- Root · 2 generations backK910280 Ultra-Select Ptca GuidewireMicrovena Corp. · 1991
- 1 generation backK024021 Nitrex Nitinol GuidewireEv3 Corporation · 2003
- This deviceK031864 Nitrex Nitinol GuidewireEv3 Corporation · 2003
- Descendant · cites it directly · 35 of its ownK062192 Ostial Pro Stent Positioning SystemOstial Solutions, LLC · 2007
- Descendant · 2 generations on · 30 of its ownK083745 The IC-Pro System, Model Version 3.2Paieon, Inc. · 2009
- Descendant · 3 generations on · 15 of its ownK110256 The IC-Pro SystemPaieon, Inc. · 2011
- Descendant · 3 generations on · 13 of its ownK100292 Caas Qva 3D, Caas Qca 3DPie Medical Imaging BV · 2010
- Descendant · 3 generations on · 11 of its ownK091781 Guided Medical Positioning System (GMPS)Mediguide, Ltd. · 2009
Showing 5 of 48 descendants. See all descendants
Descendants cleared per year
Class I recalls in this family
- K190106 Intra-Operative Positioning System; Simple Curve…5 generations on · 2019
- K242133 Intra-Operative Positioning System (IOPS®)…6 generations on · 2024
- K241243 Intra-Operative Positioning System (IOPS®)…6 generations on · 2024
- K230309 Intra-Operative Positioning System (IOPS®)…6 generations on · 2023
Most influential descendants
Showing 5 of 48 · See all- K062192Ostial Pro Stent Positioning SystemOstial Solutions, LLC · 2007 · cites it directly35descendants
- K083745The IC-Pro System, Model Version 3.2Paieon, Inc. · 2009 · 2 generations on30descendants
- K110256The IC-Pro SystemPaieon, Inc. · 2011 · 3 generations on15descendants
- K100292Caas Qva 3D, Caas Qca 3DPie Medical Imaging BV · 2010 · 3 generations on13descendants
- K091781Guided Medical Positioning System (GMPS)Mediguide, Ltd. · 2009 · 3 generations on11descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −2 | K910280 | Ultra-Select Ptca Guidewire | Microvena Corp. | 1991 | — |
| −1 | K024021 | Nitrex Nitinol Guidewire | Ev3 Corporation | 2003 | — |
| 0 (this device) | K031864 | Nitrex Nitinol Guidewire | Ev3 Corporation | 2003 | — |
| +1 | K062192 | Ostial Pro Stent Positioning System | Ostial Solutions, LLC | 2007 | — |
| +2 | K083745 | The IC-Pro System, Model Version 3.2 | Paieon, Inc. | 2009 | — |
| +3 | K110256 | The IC-Pro System | Paieon, Inc. | 2011 | — |
| +3 | K100292 | Caas Qva 3D, Caas Qca 3D | Pie Medical Imaging BV | 2010 | — |
| +3 | K091781 | Guided Medical Positioning System (GMPS) | Mediguide, Ltd. | 2009 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1989 | 1 | 0 |
| 1995 | 1 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2009 | 4 | 0 |
| 2010 | 4 | 0 |
| 2011 | 2 | 0 |
| 2012 | 8 | 0 |
| 2013 | 1 | 0 |
| 2014 | 4 | 0 |
| 2015 | 1 | 0 |
| 2016 | 2 | 0 |
| 2018 | 1 | 0 |
| 2019 | 2 | 1 |
| 2021 | 1 | 0 |
| 2023 | 3 | 1 |
| 2024 | 3 | 2 |
| 2025 | 4 | 1 |
| 2026 | 4 | 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.
5 devices in this family have a Class I recall. 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 DQX device
- #1 K213854 SavvyWirescore 15.7 · 10 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (4)
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 |
|---|---|---|---|
| * | K910280 | Ultra-Select Ptca GuidewireSummary page 1…Carolyn Anderson Regulatory Affairs Specialist 763-398-7487 PREDICATE Ultra-Select guidewire (K9 10280) FlexFinder guidewire (K893626, K943390) Nitrex Nitinol Guidewire (K024021)… | 1991 |
| * | K893626 | Flexmedics GuidewireSummary page 1…ry Affairs Specialist 763-398-7487 PREDICATE Ultra-Select guidewire (K9 10280) FlexFinder guidewire (K893626, K943390) Nitrex Nitinol Guidewire (K024021) DEVICE The guidewire is constructed of… | 1989 |
| * | K943390 | Flexfinder GuidewireSummary page 1…s Specialist 763-398-7487 PREDICATE Ultra-Select guidewire (K9 10280) FlexFinder guidewire (K893626, K943390) Nitrex Nitinol Guidewire (K024021) DEVICE The guidewire is constructed of nitinol (… | 1995 |
| * | K024021 | Nitrex Nitinol GuidewireSummary page 1…REDICATE Ultra-Select guidewire (K9 10280) FlexFinder guidewire (K893626, K943390) Nitrex Nitinol Guidewire (K024021) DEVICE The guidewire is constructed of nitinol (nickel-titanium alloy). DE SC1x11’T I ON The nitinol… | 2003 |
What descends from it? (48)
See all 483 later devices cite it directly; ranked here by how many devices descend from each in turn.
Has anything in its family been recalled? (5 Class I)
No FDA recall names this device.
Relatives with a Class I recall
Class I is FDA’s most serious recall class. A recall in the family tree is context for this device, not evidence about it.
- K190106Intra-Operative Positioning System; Simple Curve Catheter, Reverse Curve Catheter ; Angled Tip Guidewire…Centerline Biomedical, Inc. · 2019 · 5 generations on · ◆ in the 2019 descendants bar of FIG. 11 Class I recall
- K242133Intra-Operative Positioning System (IOPS®) (Fiducial Tracking Pad); Intra-Operative Positioning System…Centerline Biomedical, Inc. · 2024 · 6 generations on · ◆ in the 2024 descendants bar of FIG. 11 Class I recall
- K241243Intra-Operative Positioning System (IOPS®) Viewpoint (Simple Curve Catheters); Intra-Operative Positioning…Centerline Biomedical, Inc. · 2024 · 6 generations on · ◆ in the 2024 descendants bar of FIG. 11 Class I recall
- K230309Intra-Operative Positioning System (IOPS®) (MC-1); IOPS Simple Curve Catheter (SCC-1) and IOPS Reverse Curve…Centerline Biomedical, Inc. · 2023 · 6 generations on · ◆ in the 2023 descendants bar of FIG. 11 Class I recall
- K243842Intra-Operative Positioning System (IOPS®)Centerline Biomedical, Inc. · 2025 · 6 generations on · ◆ in the 2025 descendants bar of FIG. 11 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 11.8 years on median.
- None of the 4 ancestors has a recall.
- Of its descendants, K062192 (Ostial Solutions, LLC, 2007) has gone furthest, with 35 descendants of its own.
- 2 other devices also cite its predicate K910280.
How does its category compare?
All DQX devicesDQX Wire, Guide, Catheter: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · DQX
10in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · DQX
177in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · DQX
3in 2024
Class I (8 since 2007) Class II/III not classified
Adverse event reports per year · DQX
2,178in 2025
MAUDE reports naming product code DQX, 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 | 14 | 85 | 12 | 760 |
| 2008 | 19 | 87 | 7 | 715 |
| 2009 | 18 | 87 | 49 | 687 |
| 2010 | 21 | 63 | 34 | 987 |
| 2011 | 18 | 43 | 3 | 1,311 |
| 2012 | 20 | 62 | 5 | 1,337 |
| 2013 | 18 | 119 | 7 (4) | 1,474 |
| 2014 | 18 | 103 | 0 | 1,323 |
| 2015 | 15 | 112 | 1 | 1,323 |
| 2016 | 14 | 179 | 2 (2) | 1,466 |
| 2017 | 19 | 85 | 17 | 1,524 |
| 2018 | 19 | 114 | 9 | 1,737 |
| 2019 | 13 | 173 | 2 | 1,679 |
| 2020 | 14 | 106 | 1 (1) | 1,536 |
| 2021 | 6 | 161 | 0 | 1,713 |
| 2022 | 15 | 212 | 0 | 1,647 |
| 2023 | 10 | 136 | 0 | 2,068 |
| 2024 | 11 | 134 | 3 | 2,210 |
| 2025 | 10 | 177 | 0 | 2,178 |
| 2026 | 12 | 145 | 4 (1) | — |
What is it indicated for?
The 0.035” and 0.025” Guidewire is indicated for use in the peripheral vasculature. The 0.014”, 0.016”, and 0.018” guidewires are indicated for use in the peripheral and coronary vasculature.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K031864 · printed Nov 6, 2026
Cite this page
510(k) Report. “K031864: Nitrex Nitinol Guidewire.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K031864
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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