Cleared Special

K160749 - CRIT-LINE III Blood Chamber II (FDA 510(k) Clearance)

Class II Gastroenterology & Urology device cleared through the Special 510(k) pathway - typically does not require clinical trials.

K160749 · Fresenius Medical Care Renal Therapies Group, LLC · Gastroenterology & Urology device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
Apr 2016
Decision
28d
Days
Class 2
Risk

K160749 is an FDA 510(k) clearance for the CRIT-LINE III Blood Chamber II. Classified as Accessories, Blood Circuit, Hemodialysis (product code KOC), Class II - Special Controls.

Submitted by Fresenius Medical Care Renal Therapies Group, LLC (Waltham, US). The FDA issued a Cleared decision on April 15, 2016 after a review of 28 days - a notably fast clearance cycle.

This device falls under the Gastroenterology & Urology FDA review panel, regulated under 21 CFR 876.5820 - 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 Fresenius Medical Care Renal Therapies Group, LLC devices

Submission Details

510(k) Number K160749 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received March 18, 2016
Decision Date April 15, 2016
Days to Decision 28 days
Submission Type Special
Review Panel Gastroenterology & Urology (GU)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
102d faster than avg
Panel avg: 130d · This submission: 28d
Pathway characteristics
Modification to existing cleared device.

Device Classification

Product Code KOC Accessories, Blood Circuit, Hemodialysis
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 - KOC Accessories, Blood Circuit, Hemodialysis

All 181
Devices cleared under the same product code (KOC) and FDA review panel - the closest regulatory comparables to K160749.
BLOOD TUBING LINES FOR HEMODIALYSIS AL Series (Archloop) BLOOD TUBING LINES FOR HEMODIALYSIS C18 Series (AL-ADC-E(U), AL-CDC-E(U), C18RDC-E(U), C18BDD-E(U), C18SFD-E(U)
K242176 · NIKKISO CO., LTD. · May 2025
BLOOD TUBING LINES FOR HEMODIALYSIS AL Series (Archloop) BLOOD TUBING LINES FOR HEMODIALYSIS C18 Series AL-ADC-PU, AL-CDC-PU, C18RDC-PU, C18BDD-PU, C18SFD-PU
K242479 · NIKKISO CO., LTD. · May 2025
Blood Tubing Lines for Hemodialysis AV06C-E
K231589 · NIKKISO CO., LTD. · Jul 2023
Blood Tubing Lines for Hemodialysis AL Series (Archloop), Blood Tubing Lines for Hemodialysis C18 Series
K230514 · NIKKISO CO., LTD. · Jun 2023
CombiSet SMARTECH Hemodialysis Blood Tubing Set with attached Priming Set and Integrated Crit-Line Technology, CombiSet SMARTECH Hemodialysis Blood Tubing Set with attached Priming Set and Intergrated Crit-Line Technology, no Heparin Line
K201207 · Fresenius Medical Care Renal Therapies Group, LLC · Sep 2020