In medicine, a machine used to help a patient breathe. Also called ventilator.

A simple filter mask for individual protection against smoke and fumes, recommended for use in fire suppression on wildfires only; not recommended for use on structure fires or fires involving most ha [..]

1836, as an aid to breathing (originally a sort of gauze mask, agent noun from respire. As "machine to provide artificial respiration" from 1929.

A device worn over the face to prevent the breathing in of poisonous substances.

See ventilator.Umbilical catheter:

A machine that helps the patient breathe (also called a ventilator or breathing machine).

(n) a breathing device for administering long-term artificial respiration(n) a protective mask with a filter; protects the face and lungs against poisonous gases

Mechanical devices used to produce or assist Pulmonary Ventilation.

Body ventilators that assist Ventilation by applying intermittent subatmospheric Pressure around the Thorax, Abdomen, or airway and periodically expand the Chest Wall and inflate the Lungs. They are r [..]

A filter device with a replaceable cartridge worn over the nose and mouth to remove irritants (dust and toxic pollutants) from the air.

In medicine, a machine used to help a patient breathe. Also called ventilator.

  A personal safety device designed to protect against inhalation of airborne particulates.

A device that covers the mouth and nose (and sometimes the entire face) that traps to prevent inhalation harmful or noxious fumes.

A machine that takes over breathing when a patient cannot breathe on his own or struggles to breathe. The machine pumps oxygen into the lungs through a tube in the windpipe. Also called ventilator.