Cleared Traditional

Automatic Micro Needle System (CODE-X) (K252591) - FDA 510(k) Clearance

Class II General & Plastic Surgery device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

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May 2026
Decision
271d
Days
Class 2
Risk

K252591 is an FDA 510(k) clearance for the Automatic Micro Needle System (CODE-X). Classified as Powered Microneedle Device (product code QAI), Class II - Special Controls.

Submitted by Woorhi Mechatronics Co., Ltd. (Gunpo-Si, KR). The FDA issued a Cleared decision on May 13, 2026 after a review of 271 days - an extended review cycle.

This device falls under the General & Plastic Surgery FDA review panel, regulated under 21 CFR 878.4430 - the FDA general and plastic surgery device 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 General & Plastic Surgery review framework, consistent with the majority of Class II 510(k) submissions.

View all Woorhi Mechatronics Co., Ltd. devices

Submission Details

510(k) Number K252591 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received August 15, 2025
Decision Date May 13, 2026
Days to Decision 271 days
Submission Type Traditional
Review Panel General & Plastic Surgery (SU)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
156d slower than avg
Panel avg: 115d · This submission: 271d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code QAI Powered Microneedle Device
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 878.4430
Definition A Powered Microneedle Device Is A Device Using One Or More Needles To Mechanically Puncture And Injure Skin Tissue For Aesthetic Use.
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 General & Plastic Surgery devices follow this clearance model.

Regulatory Peers - QAI Powered Microneedle Device

All 25
Devices cleared under the same product code (QAI) and FDA review panel - the closest regulatory comparables to K252591.
SkinStylus SteriLock MicroSystem (MP1209SL)
K253002 · Esthetic Medical, Inc. · Feb 2026
ellacor System with Micro-Coring Technology
K252752 · Cytrellis Biosystems, Inc. · Oct 2025
SER Pen Carain MicroSystem (MP1209SP)
K253153 · Su-Ko Technologies, LLC · Oct 2025
PRO Pen Microneedling System (6883)
K243800 · Dermalogica, LLC · Aug 2025
E-PEN (E-PEN)
K243143 · Bomtech Electronics Co., Ltd. · Apr 2025
1NEED Pro
K243472 · Campomats S.R.L. · Mar 2025