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

Leonardo Da Vinci may have invented the first breathing system with valves 500 years ago

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

Thank you

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Prasanna Tilakaratna

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