Technology

In response to the COVID-19 outbreak, experts from the departments of bioengineering and surgery and cancer at Imperial College London have designed a simple, low-cost emergency ventilator that can be built to meet MHRA requirements using generic parts.

Design Features

Pressure Regulated Volume Control (PRVC) mode

Breath sensing to assist weaning off from ventilator

Positive end-expiratory pressure (PEEP) controllable electronically

Two pressure sensors and four standard solenoid valves

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Hardware

Estimates lungs resistance from a single breath

Control approaches that are robust to alternative sources of key components

Minimises gas consumption (all incoming gases go to lungs)

 

Easy to manufacture and supply

Simple, low cost components (estimated at around £1,500 in the UK)

No specialist or medical supply chain components 

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Software

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