Cleared Traditional

K030497 - FRESENIUS NATURALYTE GRANUFLO DRY ACID CONCENTRATE 10XX SERIES, 24XX SERIES, 30XX SERIES (FDA 510(k) Clearance)

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

K030497 · Fresenius Medical Care · Gastroenterology & Urology device
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Optimized for regulatory review, auditing and printing
May 2003
Decision
90d
Days
Class 2
Risk

K030497 is an FDA 510(k) clearance for the FRESENIUS NATURALYTE GRANUFLO DRY ACID CONCENTRATE 10XX SERIES, 24XX SERIES, .... Classified as Dialysate Concentrate For Hemodialysis (liquid Or Powder) (product code KPO), Class II - Special Controls.

Submitted by Fresenius Medical Care (Lexington, US). The FDA issued a Cleared decision on May 20, 2003 after a review of 90 days - within the typical 510(k) review window.

This device falls under the Gastroenterology & Urology FDA review panel, regulated under 21 CFR 876.5820 - 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.

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Submission Details

510(k) Number K030497 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received February 19, 2003
Decision Date May 20, 2003
Days to Decision 90 days
Submission Type Traditional
Review Panel Gastroenterology & Urology (GU)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
40d faster than avg
Panel avg: 130d · This submission: 90d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code KPO Dialysate Concentrate For Hemodialysis (liquid Or Powder)
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 876.5820
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 - KPO Dialysate Concentrate For Hemodialysis (liquid Or Powder)

All 122
Devices cleared under the same product code (KPO) and FDA review panel - the closest regulatory comparables to K030497.
NaturaLyte® Dry Bicarbonate Concentrate (08-4112-2)
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Bicarby Dialysate RFP-404 (RFP-404-W)
K252180 · Fresenius Medical Care Renal Therapies Group, LLC · Sep 2025
Bicarby Dialysate RFP-402 (RFP-402-G)
K243786 · Fresenius Medical Care Renal Therapies Group, LLC · Apr 2025
HemoCare Bicarbonate Concentrate Set (BCS)
K240920 · Deka Research and Development · Jul 2024
pureFLOW 402 (F00012067)
K233950 · Fresenius Medical Care Renal Therapies Group, LLC · May 2024
NxStage PureFlow Solution
K233213 · Nxstage Medical, Inc. · Jan 2024