510(k) Report

510(k) · Cleared

Cleared

RIST Radial Access Catheter

K201682510(k) TraditionalCleared Sep 28, 202098-day reviewClass II21 CFR 870.1250

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

Rist Neurovascular, Inc. · QJP Catheter, Percutaneous, Neurovasculature

Cleared on Sep 28, 2020 as substantially equivalent to K150366 (MicroVention, Inc., 2015) and 1 other predicate after a 98-day review. Its family tree reaches back 8 generations to 2001. 2 later devices descend from it.

Decided
Sep 28, 2020
Review
98 days
Class
Class II
Product code
QJP
Recalls
None
Predicates
2

Its longest line of descent runs back 8 generations to K010954 (2001). 19 ancestors in all, the oldest K925813 (1994). 2 later devices descend from it, 1 citing it directly.

Other ancestors, by generationDescendants, by generation 1 generation back: 1 other ancestor2 generations back: 1 other ancestor3 generations back: 3 other ancestors4 generations back: 1 other ancestor5 generations back: 2 other ancestors6 generations back: 2 other ancestors7 generations back: 1 other ancestor 1 generation forward: 1 descendant2 generations forward: 1 descendant K150366 · SOFIA 6F Catheter · MicroVention, Inc. · 2015K142014 · Sofia Distal Access Catheter · MicroVention, Inc. · 2014K131482 · Sofia Distal Access Catheter · MicroVention, Inc. · 2013K082385 · Chaperon Guiding Catheter · MicroVention, Inc. · 2008K070970 · Neuron Support Catheter System, Model 5F/6F · Penumbra, Inc. · 2007 · recalledK053491 · Penumbra Balloon Guide Catheter, Model 7.5F · Penumbra, Inc. · 2006K021899 · Concentric Balloon Guide Catheter, Model 90072 · Concentric Medical, Inc. · 2002 · recalledK010954 · Concentric Balloon Guide Catheter, Model 90031 · Concentric Medical, Inc. · 2001 · recalled−50
  1. Root · 8 generations backK010954 Concentric Balloon Guide Catheter, Model 90031Concentric Medical, Inc. · 2001 · Recalled
  2. 7 generations backK021899 Concentric Balloon Guide Catheter, Model 90072Concentric Medical, Inc. · 2002 · Recalled
  3. 6 generations backK053491 Penumbra Balloon Guide Catheter, Model 7.5FPenumbra, Inc. · 2006
  4. 5 generations backK070970 Neuron Support Catheter System, Model 5F/6FPenumbra, Inc. · 2007 · Recalled
  5. 4 generations backK082385 Chaperon Guiding CatheterMicroVention, Inc. · 2008
  6. 3 generations backK131482 Sofia Distal Access CatheterMicroVention, Inc. · 2013
  7. 2 generations backK142014 Sofia Distal Access CatheterMicroVention, Inc. · 2014
  8. 1 generation backK150366 SOFIA 6F CatheterMicroVention, Inc. · 2015
  9. This deviceK201682 RIST Radial Access CatheterRist Neurovascular, Inc. · 2020
  10. Descendant · cites it directly · 1 of its ownK241388 Rist 079 Radial Access Guide Catheter; Rist 071 Radial Access Guide…Micro Therapeutics, Inc. d/b/a ev3 Neurovascular · 2025
  11. Descendant · 2 generations on · 0 of its ownK254178 SAYA 86 Radial Access Guide CatheterAsahi Intecc Co., Ltd. · 2026

Most influential descendants

Showing 2 of 2 · See all
  • K241388Rist 079 Radial Access Guide Catheter; Rist 071 Radial Access Guide Catheter; Rist…Micro Therapeutics, Inc. d/b/a ev3 Neurovascular · 2025 · cites it directly1descendant
  • K254178SAYA 86 Radial Access Guide CatheterAsahi Intecc Co., Ltd. · 2026 · 2 generations on0descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−8K010954Concentric Balloon Guide Catheter, Model 90031Concentric Medical, Inc.20011
−7K021899Concentric Balloon Guide Catheter, Model 90072Concentric Medical, Inc.20021
−6K053491Penumbra Balloon Guide Catheter, Model 7.5FPenumbra, Inc.2006—
−5K070970Neuron Support Catheter System, Model 5F/6FPenumbra, Inc.20071
−4K082385Chaperon Guiding CatheterMicroVention, Inc.2008—
−3K131482Sofia Distal Access CatheterMicroVention, Inc.2013—
−2K142014Sofia Distal Access CatheterMicroVention, Inc.2014—
−1K150366SOFIA 6F CatheterMicroVention, Inc.2015—
0 (this device)K201682RIST Radial Access CatheterRist Neurovascular, Inc.2020—
+1K241388Rist 079 Radial Access Guide Catheter; Rist 071 Radial Access Guide Catheter…Micro Therapeutics, Inc. d/b/a ev3 Neurovascular2025—
+2K254178SAYA 86 Radial Access Guide CatheterAsahi Intecc Co., Ltd.2026—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
199410
199610
200010
200120
200830
201210
201510
202010

Descendants by year cleared

Year clearedDevicesWith a Class I recall
202510
202610
FIG. 1 — Lineage of K201682, 2001–2026Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

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 QJP? 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 QJP device

  1. #1 K212838 Benchmark Intracranial Access Systemscore 16.9 · 6 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
Get a 510(k) 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.

TypeNumberDeviceApplicantDecidedRecalls
*K150366SOFIA 6F Catheter
Summary page 4
…Neurovascular Product Code: QJP Secondary Product Code: DQO Predicate Devices: SOFIA 6F Plus/Distal Access Catheter (K150366) RIST Radial Access Catheter (K200417)…
MicroVention, Inc.2015—
*K200417RIST Radial Access Catheter
Summary page 4
…ry Product Code: DQO Predicate Devices: SOFIA 6F Plus/Distal Access Catheter (K150366) RIST Radial Access Catheter (K200417) 1 A) Device Descrip…
Rist Neurovascular, Inc.2020—

Also cleared against K150366: 3 other devices →

What descends from it? (2)

1 later device cites it directly; ranked here by how many devices descend from each in turn.

NumberDeviceApplicantDecidedDescendants
K241388Rist 079 Radial Access Guide Catheter; Rist 071 Radial Access Guide Catheter; Rist…Micro Therapeutics, Inc. d/b/a ev3 Neurovascular20251

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 19 years and passes through 4 companies; a new generation was cleared every 1.3 years on median.
  • 7 of the 19 ancestors have a recall of any class.
  • Of its descendants, K241388 (Micro Therapeutics, Inc. d/b/a ev3 Neurovascular, 2025) has gone furthest, with 1 descendant of its own.
  • 3 other devices also cite its predicate K150366.

How does its category compare?

All QJP devices

QJP Catheter, Percutaneous, Neurovasculature: FDA decisions, review times, recalls and adverse event reports over 20 years. 2020, this device’s year, is highlighted.

FDA decisions per year · QJP

22so far in 2026, the most since 2007

2020: 92021: 122022: 142023: 142024: 182025: 142026 (partial year): 22
2007high 22 (2026) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · QJP

116in 2025

2020: 72 days median2021: 139 days median2022: 206 days median2023: 184 days median2024: 188 days median2025: 116 days median2026 (partial year): 141 days median
2007high 206 (2022) · low 72 (2020)2026

Receipt to decision; years with fewer than 3 clearances left blank.

Recalls per year · QJP

1in 2024

2024: 1
2007high 1 (2024) · low 0 (2007)2026

Class I (0 since 2007) Class II/III not classified

Adverse event reports per year · QJP

688in 2025

2020: 162021: 292022: 302023: 752024: 1302025: 688
2007high 688 (2025) · low 0 (2007)2025

MAUDE reports naming product code QJP, not matched to any one device; reports are not rates.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
20070—00
20080—00
20090—00
20100—00
20110—00
20120—00
20130—00
20140—00
20150—00
20160—00
20170—00
20180—00
20190—00
2020972016
202112139029
202214206030
202314184075
2024181881130
2025141160688
2026221410—

What is it indicated for?

The RIST Radial Access Catheter is indicated for the introduction of interventional devices into the peripheral, coronary and neuro vasculature.

It can be used to facilitate introduction of diagnostic agents in the neuro vasculature. It is not intended to facilitate introduction of diagnostic agents in coronary or peripheral arteries.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K201682: RIST Radial Access Catheter.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K201682

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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