Product Description

Compact, wireless lab-based polygraphy system with integrated video and real-time signal transmission

The Stowood Visi-System, also known as VISI-Lab, is a wireless, lab-based respiratory polygraphy system designed for streamlined sleep diagnostics. Built to work seamlessly with Stowood’s Black Shadow polygraphy systems, it delivers reliable, high-quality signal acquisition via real-time wireless transmission to a PC.

The system includes integrated infra-red video, is compact, lightweight, and robust, and can be installed on a desk, trolley, or remotely from the patient room. Data is recorded into Visi-Download software, allowing live viewing or deferred analysis with secure backup network server or removable media.

Key Features

• Wireless polygraphy system for lab-based diagnostics

• Fully compatible with Stowood Black Shadow polygraphy systems

• Real-time wireless signal transmission to Visi-Download software

• Infra-red video integration for overnight recording

• Compact, lightweight, and robust design

• Powered by standard rechargeable or single use AA batteries

• Uses low-cost, reusable sensors and probes

• Multiple installation options: desk, trolley, or remote room setup

• Data can be viewed live or stored and backed up

Benefits

• Enhances workflow and patient mobility with wireless technology

• Simplifies lab setup with small footprint and installation flexibility

• Reduces cost of ownership with standard batteries and reusable accessories

• Improves sleep study insight with synchronised video and polygraphy signals

• Compatible with multi-platform Visi-Download software

For Sleep Technicians

The Visi-System enables live monitoring of respiratory signals and video without tethering patients, improving comfort and reducing study disruption. Technicians can view signal quality in real time, ensure correct probe placement, and store data securely for later review.

For Sleep Consultants

Consultants gain access to high-resolution respiratory data and infra-red video, providing a complete clinical picture of sleep-related events. With real-time viewing or post-hoc analysis, the Visi-System supports flexible workflows and confident diagnostic decisions.

For Researchers into Sleep

The Visi-System offers a reliable platform for in-lab respiratory and behavioural sleep studies, with wireless freedom and video synchronisation. Data is easily exported from Visi-Download, supporting a range of analytical and longitudinal research needs.