# K251440: CRYOcheck Chromogenic Factor VIII

- Pathway: 510(k) (Traditional)
- Applicant: Precision Biologic, Inc.
- Decided: Aug 25, 2025 after 108 days
- Product code: GGP (Test, Qualitative And Quantitative Factor Deficiency)
- Device class: 2
- Regulation: 21 CFR 864.7290
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 3 generations back to K833892 (1984). 3 ancestors in all.
No later device cites it as a predicate yet.
0 of 4 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K193204: Cryocheck Chromogenic Factor VIII, Precision Biologic (2020) Summary page 5.

## Indications for use
CRYOcheck Chromogenic Factor VIII is for clinical laboratory use in the quantitative determination of factor VIII activity in 3.2 % citrated human plasma. It is intended to be used in identifying factor VIII deficiency and as an aid in the management of hemophilia A in individuals aged 2 years and older. For in vitro diagnostic use.

Source page: https://510kreport.com/device/K251440
Methodology: https://510kreport.com/methodology