Cleared Traditional

K253462 - NaturaLyte® Dry Bicarbonate Concentrate (08-4112-2)

K253462 is an FDA 510(k) clearance for NaturaLyte Dry Bicarbonate Concentrate ..., manufactured by Fresenius Medical Care Renal Therapies Group, LLC. The device is a Class 2 Gastroenterology & Urology device with product code KPO cleared through the Traditional 510(k) pathway after a 114-day FDA review.

K253462 · Fresenius Medical Care Renal Therapies Group, LLC · Gastroenterology & Urology device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
Jan 2026
Decision
114d
Days
Class 2
Risk

K253462 is an FDA 510(k) clearance for the NaturaLyte® Dry Bicarbonate Concentrate (08-4112-2). Classified as Dialysate Concentrate For Hemodialysis (liquid Or Powder) (product code KPO), Class II - Special Controls.

Submitted by Fresenius Medical Care Renal Therapies Group, LLC (Waltham, US). The FDA issued a Cleared decision on January 29, 2026 after a review of 114 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.

View all Fresenius Medical Care Renal Therapies Group, LLC devices

FDA 510(k) Submission Details - K253462

510(k) Number K253462 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received October 07, 2025
Decision Date January 29, 2026
Days to Decision 114 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
17d faster than avg
Panel avg: 131d · This submission: 114d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

KPO Device Classification - Class 2, Special Controls

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 79
Devices cleared under the same product code (KPO) and FDA review panel - the closest regulatory comparables to K253462.
Nipro Dry Acid Concentrate Mixer
K260799 · Nipro Technical Solutions, Incoporated · Aug 2026
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