Cleared Traditional

K033603 - INSTRINSIC FACTOR AB

K033603 is the FDA 510(k) clearance for INSTRINSIC FACTOR AB by Beckman Coulter, Inc.. It is a Class 2 Chemistry device (product code LIG) cleared through the Traditional 510(k) pathway after a 32-day FDA review.

K033603 · Beckman Coulter, Inc. · Chemistry device
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Dec 2003
Decision
32d
Days
Class 2
Risk

K033603 is an FDA 510(k) clearance for the INSTRINSIC FACTOR AB, CALIBRATORS, AND QC ON THE ACCESS IMMUNOASSAY SYSTEMS, .... Classified as Radioassay, Intrinsic Factor Blocking Antibody (product code LIG), Class II - Special Controls.

Submitted by Beckman Coulter, Inc. (Chaska, US). The FDA issued a Cleared decision on December 19, 2003 after a review of 32 days - a notably fast clearance 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: Fast-track predicate clearance. Standard predicate reliance. The short review cycle indicates strong predicate alignment - the FDA found sufficient equivalence without extended technical review.

View all Beckman Coulter, Inc. devices

Submission Details

510(k) Number K033603 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received November 17, 2003
Decision Date December 19, 2003
Days to Decision 32 days
Submission Type Traditional
Review Panel Chemistry (CH)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
56d faster than avg
Panel avg: 88d · This submission: 32d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code LIG Radioassay, Intrinsic Factor Blocking Antibody
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 - LIG Radioassay, Intrinsic Factor Blocking Antibody

All 7
Devices cleared under the same product code (LIG) and FDA review panel - the closest regulatory comparables to K033603.
Access Intrinsic Factor Ab
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IMX B12
K903218 · Abbott Laboratories · Aug 1990