# K022785: Epoch XP Neurological Workstation; Epoch XP Lite Neurological Workstation

- Pathway: 510(k) (Special)
- Applicant: Axon Systems, Inc.
- Decided: Oct 9, 2002 after 48 days
- Product code: GWQ (Full-Montage Standard Electroencephalograph)
- Device class: 2
- Regulation: 21 CFR 882.1400
- 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 K842956 (1984). 5 ancestors in all.
463 later devices descend from it; 1 cites it directly.
1 of 469 devices in its family (counting itself) has a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K971819: Epoch 2000 Neurological Workstation, Axon Systems, Inc. (1997) Summary page 1.

## Most influential descendants
- K032741: Epochxp Neurological Workstation,Epochxp Lite Neurological Workstation (2003), 462 descendants of its own
- K050798: Eclipse Neurological Workstation (2005), 460 descendants of its own
- K061113: Orthomon (2006), 450 descendants of its own
- K061639: Eclipse TCD Neurovascular Workstation; Elclipse Neurological Workstation with TCD and Vascular Doppler; Cardiomon (2006), 426 descendants of its own
- K111520: Ipc Powerease System (2011), 418 descendants of its own

## Indications for use
The Epoch XP is intended for use in the operating room and critical care areas for neurological monitoring and assessment. The instrument uses EEG, evoked potentials and EMG techniques to provide health care professionals with information to help assess a patient’s neurological status during surgery or long term monitoring in the ICU.

Source page: https://510kreport.com/device/K022785
Methodology: https://510kreport.com/methodology