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About Us

OES Medical is a UK based world class designer and manufacturer of anaesthesia machines and ICU ventilators for global use.

Established in 1995 offering sub-contract services for the manufacture of high-quality components for use in medical and acute care capital equipment. Today OES has developed significant expertise in the design and manufacture of its own branded medical products focusing on anaesthesia machines and ventilators and more recently ICU ventilators.

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Key Features

  • Two or Three gases with low Flow cascade tubes
    for all gases.

  • Two position selectatec backbar.

  • Mechanical Hypoxic guard.

  • Three large lockable drawers.

  • Pull out table for extra workspace.

  • Two lockable front castors and integrated pull
    handles for easy positioning and movement.
    Integrated, pneumatically driven and
    microprocessor controlled Cygnus multifunction
    ventilator with large 10.4” colour touchscreen

  • Ventilation modes include: Volume, Pressure,
    Spontaneous, PSV-Plus, Pressure with Volume
    Guarantee, SIMV, SMMV, Cardiac Bypass.
    Four available waveforms.

  • Automatic compliance and Fresh Gas
    compensation to maintain accurate tidal

  • Five hours battery back-up.

  • Variable orifice patient proximal Spirometry.

  • Hydra CO2 absorber has ventilator and bag
    mode switching, on/off switch and quick release


Exactly the same specifications/options presented in the Astra 3i can be offered in an MRI compatible model. The only exceptions to this are the EFM option, which is not MRI compatible, and only 2 x electrical sockets can be provided
The MRI model also has a Gauss alarm supplied as standard, (positioned above the flowmeter bank), which is specific to the MRI model only.

Astra 3i - MRI Compatible

Let's Work Together


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