# K923033: The Tracker

- Pathway: 510(k) (Traditional)
- Applicant: Epm Information Systems, Inc.
- Decided: Jun 1, 1993 after 435 days
- Product code: LXJ (Interactive Rehabilitation Exercise Devices)
- Device class: 2
- Regulation: 21 CFR 890.5360
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
2 later devices descend from it; 2 cite 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)
- None. FDA lists a 510(k) statement for it but has not posted the file, so its predicates are not known.

## Most influential descendants
- K981969: Ultima Body Position Sensor (1998), 1 descendant of its own
- K191492: Maxxi Position Sensor (2020), 0 descendants of its own

Source page: https://510kreport.com/device/K923033
Methodology: https://510kreport.com/methodology