# K142735: The Optilite IgG3 kit

- Pathway: 510(k) (Traditional)
- Applicant: The Binding Site Group, Ltd.
- Decided: Dec 21, 2014 after 89 days
- Product code: CFN (Method, Nephelometric, Immunoglobulins (G, A, M))
- Device class: 2
- Regulation: 21 CFR 866.5510
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
No later device cites it as a predicate yet.
0 of 1 device in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA’s file for it is a 510(k) statement, which names no predicate.

## Indications for use
The Optilite IgG3 Kit is intended for the quantitative in vitro measurement of IgG3 in serum using the Binding Site Optilite analyser. Measurement of this immunoglobulin is an aid in the diagnosis of abnormal protein metabolism and the body’s lack of ability to resist infectious agents. The test result should be used in conjunction with other laboratory and clinical findings.

Source page: https://510kreport.com/device/K142735
Methodology: https://510kreport.com/methodology