Cleared Special

K173355 - Gastric Sizing Balloon Catheter

K173355 is an FDA 510(k) clearance for Gastric Sizing Balloon Catheter, manufactured by Cook Incorporated. The device is a Class 2 Gastroenterology & Urology device with product code KNT cleared through the Special 510(k) pathway after a 23-day FDA review.

K173355 · Cook Incorporated · Gastroenterology & Urology device
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Nov 2017
Decision
23d
Days
Class 2
Risk

K173355 is an FDA 510(k) clearance for the Gastric Sizing Balloon Catheter. Classified as Tubes, Gastrointestinal (and Accessories) (product code KNT), Class II - Special Controls.

Submitted by Cook Incorporated (Bloomington, US). The FDA issued a Cleared decision on November 17, 2017 after a review of 23 days - a notably fast clearance cycle.

This device falls under the Gastroenterology & Urology FDA review panel, regulated under 21 CFR 876.5980 - the FDA gastroenterology and urology device framework. As a Special 510(k), this submission covers a manufacturer modification to an existing cleared device rather than a new device introduction.

Device pattern: Iterative device modification. Low regulatory complexity profile. This Special 510(k) clearance confirms that the manufacturer's modifications remained within the established regulatory envelope of the original cleared device.

View all Cook Incorporated devices

FDA 510(k) Submission Details - K173355

510(k) Number K173355 FDA.gov
FDA Decision Cleared Substantially Equivalent - Special 510(k) (SESK)
Date Received October 25, 2017
Decision Date November 17, 2017
Days to Decision 23 days
Submission Type Special
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
107d faster than avg
Panel avg: 130d · This submission: 23d
Pathway characteristics
Modification to existing cleared device.

KNT Device Classification - Class 2, Special Controls

Product Code KNT Tubes, Gastrointestinal (and Accessories)
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 876.5980
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 - KNT Tubes, Gastrointestinal (and Accessories)

All 358
Devices cleared under the same product code (KNT) and FDA review panel - the closest regulatory comparables to K173355.
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K160509 · Cook Incorporated · May 2017