Cleared Traditional

K801961 - RF-II TEST KIT

K801961 is the FDA 510(k) clearance for RF-II TEST KIT by Immuno-Diagnostic Products, Inc.. It is a Class 2 Immunology device (product code DHR) cleared through the Traditional 510(k) pathway after a 52-day FDA review.

K801961 · Immuno-Diagnostic Products, Inc. · Immunology device
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Oct 1980
Decision
52d
Days
Class 2
Risk

K801961 is an FDA 510(k) clearance for the RF-II TEST KIT. Classified as System, Test, Rheumatoid Factor (product code DHR), Class II - Special Controls.

Submitted by Immuno-Diagnostic Products, Inc. (Mchenry, US). The FDA issued a Cleared decision on October 10, 1980 after a review of 52 days - a notably fast clearance 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: 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 Immuno-Diagnostic Products, Inc. devices

Submission Details

510(k) Number K801961 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received August 19, 1980
Decision Date October 10, 1980
Days to Decision 52 days
Submission Type Traditional
Review Panel Immunology (IM)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
52d faster than avg
Panel avg: 104d · This submission: 52d
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 88
Devices cleared under the same product code (DHR) and FDA review panel - the closest regulatory comparables to K801961.
RHEUMATOID FACTORS REFERENCE SERUM
K810404 · Calbiochem-Behring Corp. · Mar 1981
RA 80 EIKEN KIT DETERM. OF RHEUMATIC F.
K802448 · Syn-Kit, Inc. · Jan 1981
RHEUMATOID FACTOR TEST SYSTEMS
K802688 · Bd Becton Dickinson Vacutainer Systems Preanalytic · Dec 1980
AUTOMATED RHEMATOID FACTOR TEST (ARFT)
K800268 · Bd Becton Dickinson Vacutainer Systems Preanalytic · Feb 1980
ANTI-GLOBULIN CONTROL
K792695 · Meridian Diagnostics, Inc. · Jan 1980
NORMAL GLOBULIN REAGENT
K792697 · Meridian Diagnostics, Inc. · Jan 1980