Cleared Special

K190093 - Rezum Delivery Device

K190093 is the FDA 510(k) clearance for Rezum Delivery Device by Nxthera (A Boston Scientific Company). It is a Class 2 Gastroenterology & Urology device (product code KNS) cleared through the Special 510(k) pathway after a 66-day FDA review.

K190093 · Nxthera (A Boston Scientific Company) · Gastroenterology & Urology device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
Mar 2019
Decision
66d
Days
Class 2
Risk

K190093 is an FDA 510(k) clearance for the Rezum Delivery Device, Rezum Generator. Classified as Unit, Electrosurgical, Endoscopic (with Or Without Accessories) (product code KNS), Class II - Special Controls.

Submitted by Nxthera (A Boston Scientific Company) (Marlboro, US). The FDA issued a Cleared decision on March 25, 2019 after a review of 66 days - a notably fast clearance cycle.

This device falls under the Gastroenterology & Urology FDA review panel, regulated under 21 CFR 876.4300 - 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 Nxthera (A Boston Scientific Company) devices

Submission Details

510(k) Number K190093 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received January 18, 2019
Decision Date March 25, 2019
Days to Decision 66 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
64d faster than avg
Panel avg: 130d · This submission: 66d
Pathway characteristics
Modification to existing cleared device.

Device Classification

Product Code KNS Unit, Electrosurgical, Endoscopic (with Or Without Accessories)
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 876.4300
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 - KNS Unit, Electrosurgical, Endoscopic (with Or Without Accessories)

All 114
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