Cleared Traditional

K221784 - Single-use Video Pancreaticobiliary Scope, PB Digital Controller (FDA 510(k) Clearance)

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

K221784 · Micro-Tech (Nanjing) Co., Ltd. · Gastroenterology & Urology device
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Feb 2023
Decision
240d
Days
Class 2
Risk

K221784 is an FDA 510(k) clearance for the Single-use Video Pancreaticobiliary Scope, PB Digital Controller. Classified as Choledochoscope And Accessories, Flexible/rigid (product code FBN), Class II - Special Controls.

Submitted by Micro-Tech (Nanjing) Co., Ltd. (Nanjing, CN). The FDA issued a Cleared decision on February 16, 2023 after a review of 240 days - an extended review 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: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Gastroenterology & Urology review framework, consistent with the majority of Class II 510(k) submissions.

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

Submission Details

510(k) Number K221784 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received June 21, 2022
Decision Date February 16, 2023
Days to Decision 240 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
110d slower than avg
Panel avg: 130d · This submission: 240d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code FBN Choledochoscope And Accessories, Flexible/rigid
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 876.1500
Definition To Examine And Perform Procedures Within The Bile Ducts. For Reusable, Flexible Endoscopes In This Product Code, Validated Reprocessing Instructions And Reprocessing Validation Data Must Be Included In A 510(k) Submission (82 Fr 26807, Available At Https://www.gpo.gov/fdsys/pkg/fr-2017-06-09/pdf/2017-12007.pdf).
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.

Regulatory Peers - FBN Choledochoscope And Accessories, Flexible/rigid

All 42
Devices cleared under the same product code (FBN) and FDA review panel - the closest regulatory comparables to K221784.
Single-use Video Scope
K254153 · Mirco-Tech (Nanjing) Co., Ltd. · Apr 2026
Disposable Distal Cap
K253139 · Mirco-Tech (Nanjing) Co., Ltd. · Mar 2026
Cholangioscope Visualization System (Single-use Video Cholangioscope: SCV-P-01G, SCV-P-02G
K251338 · Scivita Medical Technology Co., Ltd. · Jan 2026
Tangent Single-Use Digital System: Tangent Single-Use Digital Catheter and Tangent Digital Controller
K251170 · Tangent Endoscopy, LLC · Sep 2025
Flexible Video-Choledochoscope (CHV-110J-U)
K243535 · Shanghai SeeGen Photoelectric Technology Co., Ltd. · Mar 2025
Biliary Pancreaticobiliary Scope System
K241444 · Shenzhen HugeMed Medical Technical Development Co., Ltd. · Jan 2025