Cleared Traditional

K220247 - Guidewire Locking Device (FDA 510(k) Clearance)

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

K220247 · Micro-Tech (Nanjing) Co., Ltd. · Gastroenterology & Urology device
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Mar 2022
Decision
60d
Days
Class 2
Risk

K220247 is an FDA 510(k) clearance for the Guidewire Locking Device. Classified as Endoscope Channel Accessory (product code ODC), Class II - Special Controls.

Submitted by Micro-Tech (Nanjing) Co., Ltd. (Nanjing, CN). The FDA issued a Cleared decision on March 29, 2022 after a review of 60 days - a notably fast clearance cycle.

This device falls under the Gastroenterology & Urology FDA review panel, regulated under 21 CFR 876.1500 - the FDA gastroenterology and urology 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: Fast-track predicate clearance. Standard predicate reliance. The short review cycle indicates strong predicate alignment - the FDA found sufficient equivalence without extended technical review.

View all Micro-Tech (Nanjing) Co., Ltd. devices

Submission Details

510(k) Number K220247 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received January 28, 2022
Decision Date March 29, 2022
Days to Decision 60 days
Submission Type Traditional
Review Panel Gastroenterology & Urology (GU)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
70d faster than avg
Panel avg: 130d · This submission: 60d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code ODC Endoscope Channel Accessory
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 876.1500
Definition To Give The Endoscope Channel Additional Or Improved Functionality.
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 Gastroenterology & Urology devices follow this clearance model.

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