Cleared Special

SonialVision G4 (K190373) - FDA 510(k) Clearance

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

K190373 · Shimadzu Corporation · Radiology device
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Optimized for regulatory review, auditing and printing
Mar 2019
Decision
24d
Days
Class 2
Risk

K190373 is an FDA 510(k) clearance for the SonialVision G4. Classified as System, X-ray, Fluoroscopic, Image-intensified (product code JAA), Class II - Special Controls.

Submitted by Shimadzu Corporation (Kyoto, JP). The FDA issued a Cleared decision on March 15, 2019 after a review of 24 days - a notably fast clearance cycle.

This device falls under the Radiology FDA review panel, regulated under 21 CFR 892.1650 - 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: 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 Shimadzu Corporation devices

Submission Details

510(k) Number K190373 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received February 19, 2019
Decision Date March 15, 2019
Days to Decision 24 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
83d faster than avg
Panel avg: 107d · This submission: 24d
Pathway characteristics
Modification to existing cleared device.

Device Classification

Product Code JAA System, X-ray, Fluoroscopic, Image-intensified
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 892.1650
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 Consultant

Kamm & Associates
Daniel Kamm

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 - JAA System, X-ray, Fluoroscopic, Image-intensified

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