Cleared Traditional

THYROXINE MONOCLONAL ANTIBODY SOLID PHASE RADIOIMM (K904816) - FDA 510(k) Clearance

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

K904816 · Bd Becton Dickinson Vacutainer Systems Preanalytic · Toxicology device
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Jan 1991
Decision
85d
Days
Class 2
Risk

K904816 is an FDA 510(k) clearance for the THYROXINE MONOCLONAL ANTIBODY SOLID PHASE RADIOIMM. Classified as Radioimmunoassay, Total Thyroxine (product code CDX), Class II - Special Controls.

Submitted by Bd Becton Dickinson Vacutainer Systems Preanalytic (Franklin Lakes, US). The FDA issued a Cleared decision on January 17, 1991 after a review of 85 days - a notably fast clearance cycle.

This device falls under the Toxicology FDA review panel, regulated under 21 CFR 862.1700 - the FDA toxicology 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 Bd Becton Dickinson Vacutainer Systems Preanalytic devices

Submission Details

510(k) Number K904816 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received October 24, 1990
Decision Date January 17, 1991
Days to Decision 85 days
Submission Type Traditional
Review Panel Toxicology (TX)
Summary -
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
2d faster than avg
Panel avg: 87d · This submission: 85d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code CDX Radioimmunoassay, Total Thyroxine
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 862.1700
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 Toxicology devices follow this clearance model.

Regulatory Peers - CDX Radioimmunoassay, Total Thyroxine

All 36
Devices cleared under the same product code (CDX) and FDA review panel - the closest regulatory comparables to K904816.
ABBOTT TDX/TDXFLX TT4
K925109 · Abbott Laboratories · Jan 1993
TECHNICON DAX SYSTEM THYROXINE (T4) METHOD
K922945 · Heraeus Kulzer, Inc. · Oct 1992
MILENIA TOTAL T4, CATALOG: MKT41,5
K912541 · Diagnostic Products Corp. · Aug 1991
CLINICAL ASSAYS(TM) GAMMACOAT(TM) M [125I] T4
K901475 · Baxter Healthcare Corp · Jun 1990
TECHNICON RA SYSTEM THYROXINE T4 METHOD
K894575 · Technicon Instruments Corp. · Oct 1989
IQ T4 IMMUNOASSAY
K864560 · Bd Becton Dickinson Vacutainer Systems Preanalytic · Dec 1986