# K222251: B·R·A·H·M·S CgA II KRYPTOR, B·R·A·H·M·S CgA II KRYPTOR CAL, B·R·A·H·M·S CgA II KRYPTOR QC

- Pathway: 510(k) (Traditional)
- Applicant: B.R.A.H.M.S GmbH, Part of Thermo Fisher
- Decided: Sep 18, 2023 after 418 days
- Product code: QXS (Chromogranin A)
- Device class: 2
- Regulation: 21 CFR 866.6010
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 1 generation back to K990774 (1999). 1 ancestor in all.
No later device cites it as a predicate yet.
0 of 2 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K990774: Abbott Architect Cea, Abbott Laboratories (1999) Summary page 6.

## Indications for use
B·R·A·H·M·S™ CgA II KRYPTOR™ is an automated immunofluorescent assay using Time-Resolved Amplified Cryptate Emission (TRACE™) technology for quantitative determination of Chromogranin A concentration in human serum. B·R·A·H·M·S™ CgA II KRYPTOR™ is to be used in conjunction with other clinical methods as an aid in monitoring of disease progression during the course of disease and treatment in patients with gastroentero-pancreatic neuroendocrine tumors (GEP-NETs, grade 1 and grade 2).

Source page: https://510kreport.com/device/K222251
Methodology: https://510kreport.com/methodology