# K111552: Elecsys T3 Calcheck 5

- Pathway: 510(k) (Traditional)
- Applicant: Roche Diagnostics
- Decided: Jul 21, 2011 after 48 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: 2 generations back to K924862 (1992). 2 ancestors in all.
16 later devices descend from it; 3 cite it directly.
0 of 19 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K963167: Elecys Calcheck T 3, Boehringer Mannheim Corp. (1996) Summary page 1.

## Most influential descendants
- K112528: Elecsys T4 Calcheck 5 (2011), 15 descendants of its own
- K113546: Elecsys Vitamin D Assay Elecsys Vitamin D Calset Elecsys Precicontrol Varia 3 Elecsys Vitamin D Calcheck 5 (2012), 8 descendants of its own
- K133124: Immulite 2000; Total T3 Calibration Verification Material, Total T4 Calibration Verification Material, Total TBG Calibra (2013), 5 descendants of its own
- K162840: Elecsys Vitamin D total II, Vitamin D total II CalSet, PreciControl Vitamin D total II, Vitamin D CalCheck 5 (2017), 4 descendants of its own
- K140818: Immulite: 2000 Free T4 Calibration Verification Material, 2000 Igf-I Calibration Verification Material, 2000 Prolactin C (2014), 3 descendants of its own

## Indications for use
The Elecsys T3 CalCheck 5 is an assayed control for use in calibration verification and for use in the verification of the assay range established by the Elecsys T3 reagent on the indicated Elecsys and cobas e immunoassay analyzers.

Source page: https://510kreport.com/device/K111552
Methodology: https://510kreport.com/methodology