# K051915: Freelite Human Kappa and Lambda Free Kits for Use on the Bayer Advia 1650 Analyzer

- Pathway: 510(k) (Traditional)
- Applicant: The Binding Site, Ltd.
- Decided: Sep 6, 2005 after 53 days
- Product code: DFH (Kappa, Antigen, Antiserum, Control)
- Device class: 2
- Regulation: 21 CFR 866.5550
- 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
This kit is intended for the quantitation of kappa free light chains in serum on the Bayer Advia® 1650. Measurement of the various amounts of the different types of light chains aids in the diagnosis and monitoring of multiple myeloma, lymphocytic neoplasms, Waldenstrom's macroglobulinemia, amyloidosis, light chain deposition disease and connective tissue diseases such as systemic lupus erythematosus.

Source page: https://510kreport.com/device/K051915
Methodology: https://510kreport.com/methodology