Cleared Traditional

WAKO RF-HA (2), RF CALIBRATOR, RF CALIBRATOR SET (K020972) - FDA 510(k) Clearance

Class II Immunology device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K020972 · Wako Chemicals USA, Inc. · Immunology device
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Sep 2002
Decision
167d
Days
Class 2
Risk

K020972 is an FDA 510(k) clearance for the WAKO RF-HA (2), RF CALIBRATOR, RF CALIBRATOR SET. Classified as System, Test, Rheumatoid Factor (product code DHR), Class II - Special Controls.

Submitted by Wako Chemicals USA, Inc. (Richmond, US). The FDA issued a Cleared decision on September 9, 2002 after a review of 167 days - an extended review cycle.

This device falls under the Immunology FDA review panel, regulated under 21 CFR 866.5775 - the FDA immunology 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 Immunology review framework, consistent with the majority of Class II 510(k) submissions.

View all Wako Chemicals USA, Inc. devices

Submission Details

510(k) Number K020972 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received March 26, 2002
Decision Date September 09, 2002
Days to Decision 167 days
Submission Type Traditional
Review Panel Immunology (IM)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
63d slower than avg
Panel avg: 104d · This submission: 167d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code DHR System, Test, Rheumatoid Factor
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 866.5775
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 Immunology devices follow this clearance model.

Regulatory Peers - DHR System, Test, Rheumatoid Factor

All 143
Devices cleared under the same product code (DHR) and FDA review panel - the closest regulatory comparables to K020972.
K-ASSAY (R) RF (Ver.2), K-ASSAY (R) RF Calibrator (Ver.2)
K192727 · Kamiya Biomedical Company · May 2020
QUANTA Flash RF IgM Reagents, QUANTA Flash RF IgA Reagents
K190088 · Inova Diagnostics, Inc. · Apr 2019
EliA RF IgM Immunoassay
K182747 · Phadia AB · Dec 2018
N LATEX RF KIT
K071247 · Dade Behring, Inc. · Aug 2007
MODIFICATION TO:ROCHE DIAGNOSTICS TINA-QUANT RHEUMATOID FACTORS II TEST SYSTEM
K032535 · Roche Diagnostics Corp. · Sep 2003
RHEUMATOID FACTOR (RF)
K024067 · Abbott Laboratories · Jan 2003