Cleared Traditional

K161691 - Direct LDL Cholesterol (LDL)

K161691 is an FDA 510(k) clearance for Direct LDL Cholesterol (LDL), manufactured by Randox Laboratories Limited. The device is a Class 1 Chemistry device with product code MRR cleared through the Traditional 510(k) pathway after a 273-day FDA review.

K161691 · Randox Laboratories Limited · Chemistry device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
Mar 2017
Decision
273d
Days
Class 1
Risk

K161691 is an FDA 510(k) clearance for the Direct LDL Cholesterol (LDL). Classified as System, Test, Low Density, Lipoprotein (product code MRR), Class I - General Controls.

Submitted by Randox Laboratories Limited (Crumlin, GB). The FDA issued a Cleared decision on March 20, 2017 after a review of 273 days - an extended review cycle.

This device falls under the Chemistry FDA review panel, regulated under 21 CFR 862.1475 - the FDA in vitro diagnostics and chemistry 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 Chemistry review framework, consistent with the majority of Class II 510(k) submissions.

View all Randox Laboratories Limited devices

FDA 510(k) Submission Details - K161691

510(k) Number K161691 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received June 20, 2016
Decision Date March 20, 2017
Days to Decision 273 days
Submission Type Traditional
Review Panel Chemistry (CH)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
185d slower than avg
Panel avg: 88d · This submission: 273d
Pathway characteristics
Predicate-based equivalence.

MRR Device Classification - Class 1, General Controls

Product Code MRR System, Test, Low Density, Lipoprotein
Device Class Class 1 - General Controls
CFR Regulation 21 CFR 862.1475
What this classification means

Class I devices are subject to general controls only and most are exempt from 510(k) premarket notification. They represent the lowest regulatory burden in the FDA device framework.

Regulatory Peers - MRR System, Test, Low Density, Lipoprotein

All 22
Devices cleared under the same product code (MRR) and FDA review panel - the closest regulatory comparables to K161691.
Atellica® CH HDL Cholesterol (HDLC)& Atellica® CH LDL Cholesterol (LDLC)
K241800 · Siemens Healthcare Diagnostics, Inc. · Jul 2024
AXINON® LDL-p Test System
K210801 · Numares AG · Jul 2023
EASYRA DLDL REAGENT, CALIBRATOR
K090734 · Medica Corp. · Jul 2009
DIRECT LDL CHOLESTEROL, MODEL L530-60H
K051121 · Teco Diagnostics · Aug 2005
LDL/ADVANCE ASSAY, CAT. NO. 279-20, 279-40
K041927 · Diagnostic Chemicals , Ltd. · Nov 2004
VITROS CHEMISTRY PRODUCTS DLDL REAGENT, CALIBRATOR KIT 19, FS CALIBRATOR 1 AND PERFORMANCE VERIFIERS I AND II
K041720 · Ortho-Clinical Diagnostics, Inc. · Aug 2004