Cleared Special

K221248 - Rapid LVO (FDA 510(k) Clearance)

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

K221248 · Ischemaview, Inc. · Radiology device
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May 2022
Decision
29d
Days
Class 2
Risk

K221248 is an FDA 510(k) clearance for the Rapid LVO. Classified as Radiological Computer-assisted Triage And Notification Software (product code QAS), Class II - Special Controls.

Submitted by Ischemaview, Inc. (Golden, US). The FDA issued a Cleared decision on May 31, 2022 after a review of 29 days - a notably fast clearance cycle.

This device falls under the Radiology FDA review panel, regulated under 21 CFR 892.2080 - the FDA radiology and imaging software oversight 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: Incremental AI imaging tool. Low regulatory complexity profile. Overall, this clearance reflects a predicate-aligned approval typical of modern AI radiology extensions - not a novel clinical breakthrough, but a validated iteration within an established regulatory category.

View all Ischemaview, Inc. devices

Submission Details

510(k) Number K221248 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received May 02, 2022
Decision Date May 31, 2022
Days to Decision 29 days
Submission Type Special
Review Panel Radiology (RA)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
78d faster than avg
Panel avg: 107d · This submission: 29d
Pathway characteristics
Modification to existing cleared device.

Device Classification

Product Code QAS Radiological Computer-assisted Triage And Notification Software
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 892.2080
Definition Radiological Computer-assisted Triage And Notification Software Is An Image Processing Device Intended To Aid In Prioritization And Triage Of Time Sensitive Patient Detection And Diagnosis Based On The Analysis Of Medical Images Acquired From Radiological Signal Acquisition Systems. The Device Identifies Or Prioritizes Time Sensitive Imaging For Review By Prespecified Clinical Users Based On Software-based Image Analysis But Does Not Provide Information From The Image Analysis Other Than Triage And Notification .
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 Radiology devices follow this clearance model.

Regulatory Peers - QAS Radiological Computer-assisted Triage And Notification Software

All 83
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