Cleared Traditional

K243081 - Green X 21 (PHT-90CHO) (FDA 510(k) Clearance)

Class II Radiology device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K243081 · VATECH Co., Ltd. · Radiology device
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Feb 2025
Decision
137d
Days
Class 2
Risk

K243081 is an FDA 510(k) clearance for the Green X 21 (PHT-90CHO). Classified as X-ray, Tomography, Computed, Dental (product code OAS), Class II - Special Controls.

Submitted by VATECH Co., Ltd. (Hwaseong-Si, KR). The FDA issued a Cleared decision on February 14, 2025 after a review of 137 days - within the typical 510(k) review window.

This device falls under the Radiology FDA review panel, regulated under 21 CFR 892.1750 - the FDA radiology and imaging software oversight framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.

Device pattern: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Radiology review framework, consistent with the majority of Class II 510(k) submissions.

View all VATECH Co., Ltd. devices

Submission Details

510(k) Number K243081 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received September 30, 2024
Decision Date February 14, 2025
Days to Decision 137 days
Submission Type Traditional
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
30d slower than avg
Panel avg: 107d · This submission: 137d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code OAS X-ray, Tomography, Computed, Dental
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 892.1750
Definition Produce Cross-sectional Diagnostic X-ray Images Of The Intra-oral Tissue And Teeth.
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

Mtech Group, LLC
Dave Kim

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.

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