Cleared Special

K211990 - Rist 071 Radial Access Guide Catheter (FDA 510(k) Clearance)

Class II Neurology device cleared through the Special 510(k) pathway - typically does not require clinical trials.

K211990 · Micro Therapeutics, Inc. d/b/a ev3 Neurovascular · Neurology device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
Jul 2021
Decision
29d
Days
Class 2
Risk

K211990 is an FDA 510(k) clearance for the Rist 071 Radial Access Guide Catheter. Classified as Catheter, Percutaneous (product code DQY), Class II - Special Controls.

Submitted by Micro Therapeutics, Inc. d/b/a ev3 Neurovascular (Irvine, US). The FDA issued a Cleared decision on July 27, 2021 after a review of 29 days - a notably fast clearance cycle.

This device falls under the Neurology FDA review panel, regulated under 21 CFR 870.1250 - the FDA neurology device framework. As a Special 510(k), this submission covers a manufacturer modification to an existing cleared device rather than a new device introduction.

Device pattern: Iterative device modification. Low regulatory complexity profile. This Special 510(k) clearance confirms that the manufacturer's modifications remained within the established regulatory envelope of the original cleared device.

View all Micro Therapeutics, Inc. d/b/a ev3 Neurovascular devices

Submission Details

510(k) Number K211990 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received June 28, 2021
Decision Date July 27, 2021
Days to Decision 29 days
Submission Type Special
Review Panel Neurology (NE)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
119d faster than avg
Panel avg: 148d · This submission: 29d
Pathway characteristics
Modification to existing cleared device.

Device Classification

Product Code DQY Catheter, Percutaneous
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 870.1250
What this classification means

Class II devices require demonstration of substantial equivalence to a legally marketed predicate device. This pathway does not require clinical trials - it relies on engineering equivalence and performance data. Most Neurology devices follow this clearance model.

Regulatory Consultant

Inneuroco, Inc.
Marianne Grunwaldt

The regulatory consultant manages the 510(k) submission process on behalf of the applicant - coordinating technical documentation, predicate strategy and FDA communications. Identifying the consultant behind a submission is a key signal for competitive regulatory intelligence.

Regulatory Peers - DQY Catheter, Percutaneous

All 887
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