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Aqua-Lung, aqualung, scuba
a device (trade name Aqua-Lung) that lets divers breathe under water; scuba is an acronym for self-contained underwater breathing apparatus
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oxygen mask
a breathing device that is placed over the mouth and nose; supplies oxygen from an attached storage tank
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inhalator, respirator
a breathing device for administering long-term artificial respiration
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resuscitator
a breathing apparatus used for resuscitation by forcing oxygen into the lungs of a person who has undergone asphyxia or arrest of respiration
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snorkel
breathing device consisting of a bent tube fitting into a swimmer's mouth and extending above the surface; allows swimmer to breathe while face down in the water
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iron lung
respirator that produces alternations in air pressure in a chamber surrounding a patient's chest to force air into and out of the lungs thus providing artificial respiration