510(k) · Cleared
ClearedRadifocus Optitorque
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Terumo Medical Corp. · DQO Catheter, Intravascular, Diagnostic
Cleared on Aug 10, 1999 as substantially equivalent to K863137 (Terumo Medical Corp., 1986) and 2 other predicates after a 53-day review. Its family tree reaches back 2 generations to 1992. 32 later devices descend from it.
- Decided
- Aug 10, 1999
- Review
- 53 days
- Class
- Class II
- Product code
- DQO
- Recalls
- None
- Predicates
- 3
Its longest line of descent runs back 2 generations to K921310 (1992). 5 ancestors in all, the oldest K863137 (1986). 32 later devices descend from it, 4 citing it directly.
- Root · 2 generations backK921310 Cordis 6 French Paragon Angiographic CatheterCordis Corp. · 1992
- 1 generation backK960975 1-4F Infiniti Angiographic CatheterCordis Corp. · 1996 · Recalled
- This deviceK992051 Radifocus OptitorqueTerumo Medical Corp. · 1999
- Descendant · cites it directly · 18 of its ownK082561 Spectranetics Quick-Cross Extreme Support CathetersSpectranetics Corp. · 2008
- Descendant · 2 generations on · 13 of its ownK092396 Spectranetics Quick Cross Extreme Support CathetersSpectranetics Corp. · 2009
- Descendant · cites it directly · 9 of its ownK082736 Radifocus Optitorque Angiographic CatheterTerumo Medical Corp. · 2008
- Descendant · 3 generations on · 6 of its ownK110540 Terumo Support CatheterTerumo Medical Corp. · 2011
- Descendant · 2 generations on · 4 of its ownK150232 Radifocus Optitorque Angiographic CatheterAshitaka Factory of Terumo Corp. · 2015
Showing 5 of 32 descendants. See all descendants
Descendants cleared per year
Most influential descendants
Showing 5 of 32 · See all- K082561Spectranetics Quick-Cross Extreme Support CathetersSpectranetics Corp. · 2008 · cites it directly18descendants
- K092396Spectranetics Quick Cross Extreme Support CathetersSpectranetics Corp. · 2009 · 2 generations on13descendants
- K082736Radifocus Optitorque Angiographic CatheterTerumo Medical Corp. · 2008 · cites it directly9descendants
- K110540Terumo Support CatheterTerumo Medical Corp. · 2011 · 3 generations on6descendants
- K150232Radifocus Optitorque Angiographic CatheterAshitaka Factory of Terumo Corp. · 2015 · 2 generations on4descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −2 | K921310 | Cordis 6 French Paragon Angiographic Catheter | Cordis Corp. | 1992 | — |
| −1 | K960975 | 1-4F Infiniti Angiographic Catheter | Cordis Corp. | 1996 | 1 |
| 0 (this device) | K992051 | Radifocus Optitorque | Terumo Medical Corp. | 1999 | — |
| +1 | K082561 | Spectranetics Quick-Cross Extreme Support Catheters | Spectranetics Corp. | 2008 | — |
| +2 | K092396 | Spectranetics Quick Cross Extreme Support Catheters | Spectranetics Corp. | 2009 | — |
| +1 | K082736 | Radifocus Optitorque Angiographic Catheter | Terumo Medical Corp. | 2008 | — |
| +3 | K110540 | Terumo Support Catheter | Terumo Medical Corp. | 2011 | — |
| +2 | K150232 | Radifocus Optitorque Angiographic Catheter | Ashitaka Factory of Terumo Corp. | 2015 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1986 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2008 | 3 | 0 |
| 2009 | 3 | 0 |
| 2011 | 1 | 0 |
| 2012 | 2 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2018 | 3 | 0 |
| 2019 | 1 | 0 |
| 2020 | 3 | 0 |
| 2021 | 4 | 0 |
| 2022 | 2 | 0 |
| 2023 | 2 | 0 |
| 2024 | 2 | 0 |
| 2025 | 1 | 0 |
| 2026 | 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? (3)
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 |
|---|---|---|---|
| * | K863137 | Terumo Radifocus Angiographic CatheterSummary page 1…delivers radiopaque media and therapeutic agents to selected sites in the vascular system. Note: This is the same intended use as the RADIFOCUS® Angiographic Catheter, K863137/A. Device Description The RADIFOCUS® Optitorque Angiographic Catheter is a two-layer construction comprised of a stainless stee… | 1986 |
| * | K915414 | Terumo Angiogtaphic CatheterSummary page 1…e, design, technology/principles of operation, materials, and performance to the cleared RADIFOCUS® Angiographic Catheter, (K863137/A), the Terumo Angiographic Catheter (K915414) and the Cordis Infiniti Angiographic Catheter (K960975). Principle Of Operation / Technology The RADIFOCUS® Optitorque Angiogr… | 1992 |
| * | K960975 | 1-4F Infiniti Angiographic CatheterSummary page 1…, and performance to the cleared RADIFOCUS® Angiographic Catheter, (K863137/A), the Terumo Angiographic Catheter (K915414) and the Cordis Infiniti Angiographic Catheter (K960975). Principle Of Operation / Technology The RADIFOCUS® Optitorque Angiographic Catheter is operated manually or by a manual proce… | 1996 |
What descends from it? (32)
See all 324 later devices cite it directly; ranked here by how many devices descend from each in turn.
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 7 years and passes through 2 companies; a new generation was cleared every 3.5 years on median.
- 1 of the 5 ancestors has a recall of any class.
- Of its descendants, K082561 (Spectranetics Corp., 2008) has gone furthest, with 18 descendants of its own.
How does its category compare?
All DQO devicesDQO Catheter, Intravascular, Diagnostic: FDA decisions, review times, recalls and adverse event reports over 20 years.
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 RADIFOCUS® Optitorque Angiographic Catheter is intended for use in angiographic procedures. It delivers radiopaque media and therapeutic agents to selected sites in the vascular system.
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/K992051 · printed Nov 6, 2026
Cite this page
510(k) Report. “K992051: Radifocus Optitorque.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K992051
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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