Cleared Special

K134055 - ADX4000W (FDA 510(k) Clearance)

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

K134055 · Dexcowin Co., Ltd. · Radiology device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
May 2014
Decision
129d
Days
Class 2
Risk

K134055 is an FDA 510(k) clearance for the ADX4000W. Classified as System, X-ray, Extraoral Source, Digital (product code MUH), Class II - Special Controls.

Submitted by Dexcowin Co., Ltd. (Ormond Beach, US). The FDA issued a Cleared decision on May 9, 2014 after a review of 129 days - within the typical 510(k) review window.

This device falls under the Radiology FDA review panel, regulated under 21 CFR 872.1800 - 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 Dexcowin Co., Ltd. devices

Submission Details

510(k) Number K134055 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received December 31, 2013
Decision Date May 09, 2014
Days to Decision 129 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
22d slower than avg
Panel avg: 107d · This submission: 129d
Pathway characteristics
Modification to existing cleared device.

Device Classification

Product Code MUH System, X-ray, Extraoral Source, Digital
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 872.1800
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 - MUH System, X-ray, Extraoral Source, Digital

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