User & Service Manual Trex™ HD Monitoring Amplifier
5
1. Introduction
The Natus Trex HD Monitoring amplifier for ambulatory monitoring provides you with maximum reliability
and performance for clinical electroencephalographic (EEG) and polysomnographic (PSG) recordings. It
is designed to be used with Natus SleepWorks™ or NeuroWorks
®
v9.3.x software to assist with
diagnosis.
Trex HD Monitoring offers these features:
• Connects to Natus computer
• 24 referential AC inputs
• 4 differential AC inputs
• 4 non-isolated DC inputs for connection to Natus patient-worn transducers
• Internal memory for up to 96hr of EEG recording
• Battery powered by two AA alkaline batteries and an optional battery pack providing up to 72
hours of continuous recording
• Bluetooth module for live monitoring during ambulatory recording
• Ability to backfill and review an ongoing ambulatory study
• Isolated serial port
• Patient-event button
• Carrying case
Please read and follow all instructions that are provided with the system.
WARNING: We strongly recommend you read and follow the Safety and Warnings and
Cautions section of this manual before operating this amplifier.
This Trex HD Monitoring amplifier can only be used with the NeuroWorks/SleepWorks 8.1.1,
and 9.3 and later.
The Trex HD Monitoring is intended to be used by either trained medical professionals or someone
instructed by a trained medical professional. It is designed for use in clinical environments such as
hospital rooms, epilepsy monitoring units, intensive care units, and operating rooms. It can be used with
patients of all ages, but is not designed for fetal use.
The Trex HD Monitoring is supplied with a standard label displaying markings for EEG studies; for
convenience when performing Sleep studies, the user may apply the “Trex HD Sleep” label with markings
designed for Sleep studies (provided).
NOTE: The functionality of the Trex HD Monitoring is not affected by the label and all
instructions, warnings and cautions described in this manual still apply.
WARNING: The Trex HD Monitoring should NOT be used as an apnea monitor.
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