# K990393: Architect Progesterone Mastercheck Model #6C26-05

- Pathway: 510(k) (Traditional)
- Applicant: Bio-Rad
- Decided: Mar 22, 1999 after 41 days
- Product code: JJX (Single (Specified) Analyte Controls (Assayed And Unassayed))
- Device class: 1
- Regulation: 21 CFR 862.1660
- 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 K950469 (1995). 1 ancestor in all.
1 later device descends from it; 1 cites it directly.
0 of 3 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K950469: Document Serum Multianalyte Calibration Verification Test Set, Casco Standards (1995) Summary page 1.

## Most influential descendants
- K042335: Architect Free Psa Mastercheck, Model 6C07-05; Architect Tital Psa Mastercheck, Model 6C06-05 (2004), 0 descendants of its own

## Indications for use
Architect Progesterone MasterCheck is intended for use in the verification of sensitivity, calibration linearity, and reportable range of the Progesterone assay on the Abbott Architect / System.

Source page: https://510kreport.com/device/K990393
Methodology: https://510kreport.com/methodology