Cleared Traditional

K181971 - Bander Ureteral Diversion Stent Set

K181971 is the FDA 510(k) clearance for Bander Ureteral Diversion Stent Set by Cook Incorporated. It is a Class 2 Gastroenterology & Urology device (product code FAD) cleared through the Traditional 510(k) pathway after a 273-day FDA review.

K181971 · Cook Incorporated · Gastroenterology & Urology device
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Apr 2019
Decision
273d
Days
Class 2
Risk

K181971 is an FDA 510(k) clearance for the Bander Ureteral Diversion Stent Set, Dretler Ureteroscopy Stent Set. Classified as Stent, Ureteral (product code FAD), Class II - Special Controls.

Submitted by Cook Incorporated (Bloomington, US). The FDA issued a Cleared decision on April 23, 2019 after a review of 273 days - an extended review cycle.

This device falls under the Gastroenterology & Urology FDA review panel, regulated under 21 CFR 876.4620 - 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 Cook Incorporated devices

Submission Details

510(k) Number K181971 FDA.gov
FDA Decision Cleared Substantially Equivalent - Special 510(k) (SESK)
Date Received July 24, 2018
Decision Date April 23, 2019
Days to Decision 273 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
143d slower than avg
Panel avg: 130d · This submission: 273d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code FAD Stent, Ureteral
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 876.4620
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 - FAD Stent, Ureteral

All 74
Devices cleared under the same product code (FAD) and FDA review panel - the closest regulatory comparables to K181971.
Dornier Ureteral Stent
K190312 · Dornier Medtech America, Inc. · Nov 2019
Tria Soft Ureteral Stent
K191609 · Boston Scientific Corporation · Aug 2019
Tria Firm Ureteral Stent
K190603 · Boston Scientific Corporation · May 2019
Greene Renal Transplant Stent Set
K180557 · Cook Incorporated · Nov 2018
ImaJin Silicone Hydro-Coated Double Loop Ureteral Stent
K180469 · Coloplast Corp. · Nov 2018
Seidmon Antegrade AQ Stent Set
K180216 · Cook Incorporated · Sep 2018