Cleared Special

K121422 - APLIO 500/400/300 DIAGNOSTIC ULTRASOUND SYSTEM

K121422 is an FDA 510(k) clearance for APLIO 500/400/300 DIAGNOSTIC ULTRASOUND..., manufactured by Toshiba Medical Systems Coporation, Japan. The device is a Class 2 Radiology device with product code IYO cleared through the Special 510(k) pathway after a 94-day FDA review.

K121422 · Toshiba Medical Systems Coporation, Japan · Radiology device
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Aug 2012
Decision
94d
Days
Class 2
Risk

K121422 is an FDA 510(k) clearance for the APLIO 500/400/300 DIAGNOSTIC ULTRASOUND SYSTEM. Classified as System, Imaging, Pulsed Echo, Ultrasonic (product code IYO), Class II - Special Controls.

Submitted by Toshiba Medical Systems Coporation, Japan (Tustin, US). The FDA issued a Cleared decision on August 16, 2012 after a review of 94 days - within the typical 510(k) review window.

This device falls under the Radiology FDA review panel, regulated under 21 CFR 892.1560 - 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. Standard predicate reliance. This Special 510(k) clearance confirms that the manufacturer's modifications remained within the established regulatory envelope of the original cleared device.

View all Toshiba Medical Systems Coporation, Japan devices

FDA 510(k) Submission Details - K121422

510(k) Number K121422 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received May 14, 2012
Decision Date August 16, 2012
Days to Decision 94 days
Submission Type Special
Review Panel Radiology (RA)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
13d faster than avg
Panel avg: 107d · This submission: 94d
Pathway characteristics
Modification to existing cleared device.

IYO Device Classification - Class 2, Special Controls

Product Code IYO System, Imaging, Pulsed Echo, Ultrasonic
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 892.1560
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 - IYO System, Imaging, Pulsed Echo, Ultrasonic

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