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: LKJ FDA class 2

Antinuclear Antibody, Antigen, Control

Immunology

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Antinuclear Antibody, Antigen, Control is an antigen and control material used in immunoassay systems designed to detect antinuclear antibodies (ANA), which serve as markers for a range of autoimmune disorders including lupus, Sjogren's syndrome, and mixed connective tissue disease. It is classified as FDA Class 2, indicating moderate risk, and requires 510(k) premarket clearance. The product code is LKJ, regulated under 21 CFR 866.5100, within the Immunology medical specialty. This device is eligible for third-party 510(k) review.

510(k) Clearances

50+ matches
K Number
Device Name
EliA Ro52, EliA Ro60
ANA-SCREEN WITH MDSS
ELIA CENP IMMUNOASSAY, ELIA U1RNP IMMUNOASSAY, ELIA SM IMMUNOASSAY, ELIA RO IMMUNOASSAY
AESKULISA ANA HEP-2, REF 30-7115US
BIOPLEX 200 ANA SCREEN ON THE BIOPLEX 2200 MULTI-ANALYTE DETECTION SYSTEM, MODEL BIOPLEX 2200
ATHENA MULTI-LYTE ANA-II TEST SYSTEM
REAADS DSDNA QUANTITATIVE TEST KIT, MODEL 022-001
AUTO I.D. JO-1, SCL-70 & PCNA POSITIVE CONTROL SERUM
LIQUICHEK ANTI-SS-A CONTROL, POSITIVE, CATALOG #114
LIQUICHEK ANTI-SS-B CONTROL, POSITIVE, CATALOG #113
LIQUICHEK ANTI-RNP CONTROL, POSITIVE, CATALOG #116
LIQUICHEK ANTI-SCL-70 CONTROL, POSITIVE, CATALOG #116
ANA LINE BLOT, CATALOG NUMBER: KALABI (20 TESTS)
MODIFICATION TO ZEUS SCIENTIFIC'S ATHENA MULTI-LYTE ANA TEST SYSTEM
ZEUS SCIENTIFIC, INC. ATHENA MULTI-LYTE ANA TEST SYSTEM
DIAMEDIX IS-ANA ELISA SCREEN TEST SYSTEM
LIQUICHEK ANTI-SS-B CONTROL, EIA, MODEL 210
LIQUICHEK ANA CONTROL, EIA SCREEN, MODEL 205
LIQUICHEK ANTI-SCL-70 CONTROL, EIA, MODEL 212
LIQUICHEK ANTI-SS-A CONTROL, EIA, MODEL 209
LIQUICHEK ANTI-JO 1 CONTROL, EIA, MODEL NO. 211
QUALITROL ANA CONTROL SERUM SET
HYTEC AUTOIMMUNE KIT (SS-A)
HYTEC AUTOIMMUNE KITS (SS-B)
ENZYME IMMUNOASSAY ANA SCREENING TEST KIT
ENZYME IMMUNOASSAY LUPUS SCREEN TEST KIT
DIASTAT ANTI-NUCLEAR ANTIBODY (ANA) KIT
SYNELISA CENP-B ANTIBODIES
SYLNELISA HISTONE ANTIBODIES
RHEUMELISA II HISTONE ANTIBODY TEST KIT
SYN ELISA DSDNA ANTIBODIES
THE THERATEST EL-ANA PROFILES
AUTOSTAT(TM) ANTI-DSNA
ENCORE SCL-70
ANTINUCLEAR ANTIBODY IMMUNOGLOBULIN TEST SYSTEM
DISTAT ANTI-SCL-70 KIT
SERATEST ENA [SCL-70] KIT
QUANTITATIVE ASSAY FOR DET. OF IGG IGM ANTI-DSDNA
SEMI-QUANTITATIVE ASSAY FOR DET. OF IGG AND IGM
ANA-5 AUTOANTIBODY PROFILE KIT
ANTINUCLEAR ANTIBODY (ANA) TEST (MOUSE LIVER SECT)
ANTINUCLEAR ANTIBODY (ANA) TEST (HEP-2 CELLS)
ACCESS R-CLONE(TM) ANA/RF SCREENING ASSAY
NO. 1000-H FOR IMMUNOFLUOROMETRIC DETER. OF (ANA)
ANTINUCLEAR ANTIBODY (ANA) POSITIVE CONTROLS
ANA TEST KIT
KALLESTAD SM/RNP TEST REAGENT
SERATEST DNA DETERMINATION
LEAP LE TEST KIT
ANA-CHECK

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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