Cleared Special

K040696 - MODIFICATION TO NXSTAGE SYSTEM ONE

K040696 is an FDA 510(k) clearance for MODIFICATION TO NXSTAGE SYSTEM ONE, manufactured by Nxstage Medical, Inc.. The device is a Class 2 Gastroenterology & Urology device with product code KDI cleared through the Special 510(k) pathway after a 70-day FDA review.

K040696 · Nxstage Medical, Inc. · Gastroenterology & Urology device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
May 2004
Decision
70d
Days
Class 2
Risk

K040696 is an FDA 510(k) clearance for the MODIFICATION TO NXSTAGE SYSTEM ONE. Classified as Dialyzer, High Permeability With Or Without Sealed Dialysate System (product code KDI), Class II - Special Controls.

Submitted by Nxstage Medical, Inc. (Lawrence, US). The FDA issued a Cleared decision on May 26, 2004 after a review of 70 days - a notably fast clearance cycle.

This device falls under the Gastroenterology & Urology FDA review panel, regulated under 21 CFR 876.5860 - 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 Nxstage Medical, Inc. devices

FDA 510(k) Submission Details - K040696

510(k) Number K040696 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received March 17, 2004
Decision Date May 26, 2004
Days to Decision 70 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
60d faster than avg
Panel avg: 130d · This submission: 70d
Pathway characteristics
Modification to existing cleared device.

KDI Device Classification - Class 2, Special Controls

Product Code KDI Dialyzer, High Permeability With Or Without Sealed Dialysate System
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 876.5860
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 - KDI Dialyzer, High Permeability With Or Without Sealed Dialysate System

All 246
Devices cleared under the same product code (KDI) and FDA review panel - the closest regulatory comparables to K040696.
FRESENIUS OPTIFLUX F20NR, FF18NR, F16NR
K043244 · Fresenius Medical Care North America · Dec 2004
GAMBRO PRISMAFLEX AND GAMBRO PRISMAFLEX M60 & M100 SETS
K041005 · Gambro Renal Products · Oct 2004
NXSTAGE SYSTEM ONE
K041424 · Nxstage Medical, Inc. · Jul 2004
FRESENIUS ULTRAFLO HPX HEMODIALYZER
K034064 · Fresenius Medical Care North America · Jan 2004
NXSTAGE SYSTEM ONE WITH CARTRIDGE EXPRESS
K032356 · Nxstage Medical, Inc. · Oct 2003
TORAYSULFONE DIALYZER, BS-L SERIES
K030050 · Toray Industries (America), Inc. · Sep 2003