Cleared Traditional

K780361 - T3 UPTAKE TEST

K780361 is the FDA 510(k) clearance for T3 UPTAKE TEST by Monobind. It is a Class 2 Immunology device (product code KHQ) cleared through the Traditional 510(k) pathway after a 16-day FDA review.

K780361 · Monobind · Immunology device
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Mar 1978
Decision
16d
Days
Class 2
Risk

K780361 is an FDA 510(k) clearance for the T3 UPTAKE TEST. Classified as Radioassay, Triiodothyronine Uptake (product code KHQ), Class II - Special Controls.

Submitted by Monobind (Mchenry, US). The FDA issued a Cleared decision on March 22, 1978 after a review of 16 days - a notably fast clearance cycle.

This device falls under the Immunology FDA review panel, regulated under 21 CFR 862.1715 - 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.

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Submission Details

510(k) Number K780361 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received March 06, 1978
Decision Date March 22, 1978
Days to Decision 16 days
Submission Type Traditional
Review Panel Immunology (IM)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
88d faster than avg
Panel avg: 104d · This submission: 16d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code KHQ Radioassay, Triiodothyronine Uptake
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 862.1715
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 - KHQ Radioassay, Triiodothyronine Uptake

All 57
Devices cleared under the same product code (KHQ) and FDA review panel - the closest regulatory comparables to K780361.
CLINIRIA T-3 UPTAKE TEST
K781180 · Miles Laboratories, Inc. · Aug 1978
T-3 UPTAKE (SORBENT) KIT
K780525 · Amersham Corp. · May 1978
REAGENT SYSTEM, ARIA II T3 UPTAKE
K780253 · Bd Becton Dickinson Vacutainer Systems Preanalytic · Mar 1978
AMES T-3 UPTAKE STRIP TEST
K772088 · Miles Laboratories, Inc. · Dec 1977
PHADEBAS T3 U TEST
K771078 · Pharmacia, Inc. · Jun 1977
DATA-TOPE T3 UPTAKE PROCEDURE
K761281 · Dade, Baxter Travenol Diagnostics, Inc. · Feb 1977