Cleared Traditional

K121946 - AXIS-SHIELD ACVTIVE-B12

K121946 is the FDA 510(k) clearance for AXIS-SHIELD ACVTIVE-B12 by Axis-Shield Diagnostics, Ltd.. It is a Class 2 Chemistry device (product code CDD) cleared through the Traditional 510(k) pathway after a 262-day FDA review.

K121946 · Axis-Shield Diagnostics, Ltd. · Chemistry device
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Mar 2013
Decision
262d
Days
Class 2
Risk

K121946 is an FDA 510(k) clearance for the AXIS-SHIELD ACVTIVE-B12. Classified as Radioassay, Vitamin B12 (product code CDD), Class II - Special Controls.

Submitted by Axis-Shield Diagnostics, Ltd. (Dundee, Scotland, GB). The FDA issued a Cleared decision on March 22, 2013 after a review of 262 days - an extended review cycle.

This device falls under the Chemistry FDA review panel, regulated under 21 CFR 862.1810 - 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 Axis-Shield Diagnostics, Ltd. devices

Submission Details

510(k) Number K121946 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received July 03, 2012
Decision Date March 22, 2013
Days to Decision 262 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
174d slower than avg
Panel avg: 88d · This submission: 262d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code CDD Radioassay, Vitamin B12
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 862.1810
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 Chemistry devices follow this clearance model.

Regulatory Peers - CDD Radioassay, Vitamin B12

All 56
Devices cleared under the same product code (CDD) and FDA review panel - the closest regulatory comparables to K121946.
Elecsys Vitamin B12 II assay, Elecsys Vitamin B12 II CalSet
K151786 · Roche Diagnostics · Sep 2015
Access Vitamin B12 Assay, Access Ferritin Assay, Access Folate Assay, Access HYPERsensitive hTSH Assay, Power Express Sample Processing System Generic Connection Module and Access Immunoassay System Reagents
K140496 · Beckman Coulter, Inc. · Sep 2014
LOCI VITAMIN B12 (VB12) FLEX REAGENT CARTRIDGE, LOCI ANEMIA CALIBRATOR (ANEM CAL)
K133512 · Siemens Healthcare Diagnostics · Jan 2014
DIMENSION VISTA VITAMIN B12 (VB12) FLEX REAGENT CARTRIDGE, DIMENSION VISTA LOCI 4 CALIBRATOR
K121994 · Siemens Healthcare Diagnostics, Inc. · Nov 2012
ARCHITECT B12
K121314 · Abbott Laboratories · May 2012
ARCHITECT B12 REAGENTS, ARCHITECT B12 CALIBRATORS, AND ARCHITECT B12 CONTROLS
K110579 · Abbott Laboratories · Oct 2011