# K953016: Axsym Theophylline II

- Pathway: 510(k) (Traditional)
- Applicant: Abbott Laboratories
- Decided: Aug 24, 1995 after 56 days
- Product code: LGS (Fluorescence Polarization Immunoassay, Theophylline)
- Device class: 2
- Regulation: 21 CFR 862.3880
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
1 later device descends from it; 1 cites it directly.
0 of 2 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA has not posted a summary or statement for it, so its predicates are not known.

## Most influential descendants
- K070810: Architect I Theophylline Reagents and Calibrators (a-F) (2007), 0 descendants of its own

Source page: https://510kreport.com/device/K953016
Methodology: https://510kreport.com/methodology