Understand how equipment works

This website is for those working in anaesthesia, operating room areas, critical care, and other similar medical fields. It aims to help you understand, in a simplified way, the physics principles used in medical equipment.

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Click on a topic below :

Pulse oximeter

Endotracheal tubes

Circle breathing system


Ultrasound basics


Magnetic Resonance Imaging basics

Electricity basics

Electrical safety

International System of Units

Amazing experimental laryngeal masks : The history of the LMA

Aviation and anesthesia compared

Interesting historical anaesthesia Equipment

Ancient equipment used to cause pain (yes it is weird)

Most famous CO2 absorber in the world : The story of Apollo 13

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Prasanna Tilakaratna

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