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: GTJ FDA class 2

Antisera, All Groups, N. Meningitidis

Microbiology

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The Antisera, All Groups, N. Meningitidis is a collection of antisera covering all serogroups of Neisseria meningitidis, used in laboratory agglutination tests for serogrouping meningococcal isolates, which is critical for public health outbreak investigations. It is an FDA Class 2 device requiring 510(k) premarket notification to demonstrate moderate-risk compliance. Regulated under 21 CFR 866.3390 with product code GTJ in the Microbiology specialty. This device is eligible for third-party 510(k) review.

510(k) Clearances

16 matches
K Number
Device Name
DIRECTIGEN MENINGITIS COMBO TEST
DIRECTIGEN MENINGITIS COMBO TEST KIT
SLIDEX MENINGITE-KIT 5
BACTIGEN(R) N. MENINGITIDIS
IMMUNOSCAN(TM) DIRECT NEISSERIA MENINGITIDIS KIT
WELLCOGEN BACTERIAL ANTIGEN KIT
WELLCOGEN N. MENINGITIDIS B/E. COLI K1 ZL24
PHADEBACT CSF TEST
WILLCOGEN MENINGITIDIS KIT ZL25
MENINGOCOCCUS GROUP B MONOCLONAL ANTIBODY ZM-51
DIRECTIGEN NEISSENA MENNINGITIDIS GROUP B TEST
BACTIGEN - N.MENNINIGITIDIS TEST
WELLCOGEN N. MENINGITIDIS A,C,Y W135
BACTIGEN-N. MENINGITIDIS
PHADEBACT CSF TEST 20
AGGLUTINATING SERUM W135

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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