Cleared Traditional

K150526 - Optilite IgG4 Kit (FDA 510(k) Clearance)

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

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May 2015
Decision
89d
Days
Class 2
Risk

K150526 is an FDA 510(k) clearance for the Optilite IgG4 Kit. Classified as Method, Nephelometric, Immunoglobulins (g, A, M) (product code CFN), Class II - Special Controls.

Submitted by The Binding Site Group , Ltd. (Birmingham, GB). The FDA issued a Cleared decision on May 30, 2015 after a review of 89 days - a notably fast clearance cycle.

This device falls under the Immunology FDA review panel, regulated under 21 CFR 866.5510 - 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.

View all The Binding Site Group , Ltd. devices

Submission Details

510(k) Number K150526 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received March 02, 2015
Decision Date May 30, 2015
Days to Decision 89 days
Submission Type Traditional
Review Panel Immunology (IM)
Summary Statement
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
15d faster than avg
Panel avg: 104d · This submission: 89d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code CFN Method, Nephelometric, Immunoglobulins (g, A, M)
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 866.5510
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 - CFN Method, Nephelometric, Immunoglobulins (g, A, M)

All 60
Devices cleared under the same product code (CFN) and FDA review panel - the closest regulatory comparables to K150526.
N Antisera to Human Immunoglobulins (IgG, IgA, and IgM)
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Immunoglobulin G (IgG)
K221114 · Beckman Coulter Laboratory Systems (Suzhou) Co., Ltd. · Aug 2023
Human IgA liquid reagent kit for Use on SPAPlus
K192116 · The Binding Site Group , Ltd. · Sep 2019
Optilite IgA Kit
K191985 · The Binding Site Group , Ltd. · Aug 2019
Optilite IgM Kit
K191635 · The Binding Site Group , Ltd. · Jul 2019
Human IgM Kit for use on SPAPlus
K191465 · The Binding Site Group , Ltd. · Jun 2019