Tool · 510(k)

510(k) Predicate Finder

Find potential predicate devices for your 510(k) submission. Enter a K-number to find all clearances with the same product code, a three-letter product code to browse clearances directly, or search by device name.

Product Code: JLW FDA class 2

Radioimmunoassay, Thyroid-Stimulating Hormone

Clinical Chemistry

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This device is a radioimmunoassay system used to measure thyroid-stimulating hormone (TSH) in patient serum, used in the diagnosis and monitoring of thyroid disorders including hypothyroidism, hyperthyroidism, and pituitary dysfunction affecting thyroid regulation. It is classified as FDA Class 2, requiring 510(k) premarket notification, under 21 CFR 862.1690, within the Clinical Chemistry medical specialty. This device is eligible for third-party 510(k) review.

510(k) Clearances

50+ matches
K Number
Device Name
Dimension LOCI Thyroid Stimulating Hormone Flex reagent cartridge (TSHL); Dimension LOCI Free Thyroxine Flex reagent cartridge (FT4L)
Maverick Diagnostic System TC1000; Maverick Test Panel A0.B0
ADVIA Centaur® TSH3-Ultra II (TSH3ULII)
Atellica® CI Analyzer, Atellica® IMThyroid Stimulating Hormone 3-Ultra (TSH3-UL), Atellica® CH Albumin BCP (AlbP)
Access TSH (3rd IS) Assay, DxI 9000 Access Immunoassay Analyzer
Elecsys TSH
AFIAS TSH-SP, AFIAS TSH-VB, AFIAS-6/SP Analyzer, AFIAS-6/VB Analyzer
Lumipulse G TSH-III Immunoreaction Cartridges
MAGLUMI 2000 TSH, MAGLUMI 2000 Immunoassay Analyzer
Elecsys TSH assay, cobas e 801 Immunoassay analyzer
Automated Immunoassay System HISCL -800, HISCL TSH Assay Kit, HISCL TSH Calibrator, HISCL Immuno Multi Control
Access TSH (3RD IS) Assay and Access TSH (3RD IS) Calibrators on the Access Immunoassay Systems
IMMULITE 2000 Third Generation TSH, IMMULITE 2000 Free T4
Trinidad IM Thyroid Stimulating Hormone (TSH) Assay, Trinidad IM TSH Calibrators, Trinidad Immunoassay (IM) System
ADVIA Centaur TSH3-Ultra
ADVIA CENTAUR TSH
FREND TSH (REAGENT CARTRIDGE)
LIAISON TSH, LIAISON CONTROL THYROID 1, LIAISON CONTROL THYROID 2, LIAISON CONTROL THYROID 3
MICT TSH
FASTPACK TSH IMMUNOASSAY
GSP INSTRUMENT AND GSP NEONATAL HTSH KIT
ADVIA CENTAUR TSH3-ULTRA METHOD
VITROS IMMUNODIAGNOSTIC PRODUCTS TSH REAGENT PACK AND CALIBRATORS, VITROS 3600 IMMUNODIAGNOSTIC SYSTEM
VITROS IMMUNODIAGNOSTIC PRODUCTS TSH REAGENT PACK AND CALIBRATORS, VITROS 5600 INTEGRATED SYSTEM
DIMENSION TSHL FLEX REAGENT CARTRIDGE AND TSH SAMPLE DILUENT WITH MODELS RF 612 AND KD691
GBI TSH NEONATAL SCREENING KIT
ACCUBIND NEO-TSH MICROWELL ELISA, MODEL 3425-300
OLYMPUS TSH REAGENT, CALIBRATOR AND CONTROL AND AU3000I IMMUNOASSAY SYSTEM
DIMENSION VISTA THYROID STIMULATING HORMONE FLEX REAGENT CARTRIDGE
FASTPACK TSH IMMUNOASSAY
MODIFICATION TO ACCESS HYPERSENSITIVE HTSH ASSAY
TSH-CTK-3 IRMA
THYRO TEST
ACCESS HYPERSENSITIVE HTSH ASSAY
CHEMWELL, ALSO KNOWN AS PROJECT 2900
PRAXSYS RELIA TSH TEST
SAFE AT HOME TSH (THYROID STIMULATING HORMONE BLOOD COLLECTION AND TRANSPORT SYSTEM)
BIOSAFE CAPILLARY BLOOD TRANSPORT SYSTEM FOR TESTING THYROID STIMULATING HORMONE (TSH)
ACCUWELL TSH, MODEL KAW-TSH-960
REPROBEAD TSH ENZYME IMMUNOASSAY REAGENT KIT (CATALOG# 107)
BIOCHECK SENSITIVE TSH (S-TSH) ENZYME IMMUNOASSAY TEST KIT; CATALOG NUMBER: BC-1003
TSH ENZYME IMMUNOASSAY TEST KIT, MODEL #BC-1001
THYROCHEK ONE-STEP WHOLE BLOOD RAPID TSH ASSAY
ABBOTT ARCHITECT TSH
3RD GENERATION TSH ASSAY FOR THE BAYER IMMUNO 1 SYSTEM
ABBOTT AXSYM 3RD GENERATION TSH ASSAY
AURAFLEX TSH-3 200 TEST PACK MODEL NUMBER 80600, AURAFLEX TSH-3 CALIBRATOR PACK MODEL NUMBER NUMBER 80601 AURAFLEX DIL0
AUTODELFIA NEONATAL HTSH L KIT (B077-112)
AIA-PACK TSH 3RD-GEN ASSAY
THYROTROPIN(TSH) ELISA

What is a Predicate Device?

A predicate device is a legally marketed device that a new 510(k) applicant uses to demonstrate substantial equivalence. The FDA's 510(k) pathway requires manufacturers to show that their device has the same intended use and similar technological characteristics as one or more predicate devices already cleared for commercial distribution.

Finding the right predicate is a critical step in 510(k) strategy. Manufacturers typically search for cleared devices with the same FDA product code, which groups devices by their intended use and regulatory classification. This tool helps you identify potential predicates by browsing all clearances within a product code.

Note that predicate devices must be legally marketed — they cannot be devices that were cleared but never commercialized, or devices subject to a mandatory recall. The determination of substantial equivalence considers intended use, technological characteristics, and performance data.

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