Cleared Traditional

K223470 - C50 (FDA 510(k) Clearance)

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

K223470 · Sopro · Dental device
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Dec 2023
Decision
392d
Days
Class 2
Risk

K223470 is an FDA 510(k) clearance for the C50. Classified as Laser, Fluorescence Caries Detection (product code NBL), Class II - Special Controls.

Submitted by Sopro (La Ciotat, FR). The FDA issued a Cleared decision on December 14, 2023 after a review of 392 days - an unusually long review period, suggesting complex equivalence evaluation.

This device falls under the Dental FDA review panel, regulated under 21 CFR 872.1745 - the FDA dental device regulatory 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. Elevated predicate reliance profile. This clearance follows a standard predicate-based equivalence path within the Dental review framework, consistent with the majority of Class II 510(k) submissions.

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Submission Details

510(k) Number K223470 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received November 17, 2022
Decision Date December 14, 2023
Days to Decision 392 days
Submission Type Traditional
Review Panel Dental (DE)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
265d slower than avg
Panel avg: 127d · This submission: 392d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code NBL Laser, Fluorescence Caries Detection
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 872.1745
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 Dental devices follow this clearance model.