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  2. Venturi mask - Wikipedia

    en.wikipedia.org/wiki/Venturi_mask

    Adult with air entrainment (Venturi) mask. The venturi mask, also known as an air-entrainment mask, is a medical device to deliver a known oxygen concentration to patients on controlled oxygen therapy. [1] [2] The mask was invented by Moran Campbell at McMaster University Medical School as a replacement for intermittent oxygen treatment. Dr.

  3. Oxygen mask - Wikipedia

    en.wikipedia.org/wiki/Oxygen_mask

    An oxygen mask is a mask that provides a method to transfer breathing oxygen gas from a storage tank to the lungs. Oxygen masks may cover only the nose and mouth (oral nasal mask) or the entire face (full-face mask). They may be made of plastic, silicone, or rubber. In certain circumstances, oxygen may be delivered via a nasal cannula instead ...

  4. How Much Do Masks Really Cost? From Cloth to KN95, Here ... - AOL

    www.aol.com/much-masks-really-cost-cloth...

    KN95 masks are more expensive than disposable or fabric masks. You can find a pack of 25 KN95 masks for $38 or a pack of 50 between $45 and $60 depending on the retailer. Similar to the N95, each ...

  5. Glossary of breathing apparatus terminology - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_breathing...

    An orinasal mask, oro-nasal mask, or oral-nasal mask [55] is a breathing mask that covers the mouth and the nose only. It may be a complete independent item, as an oxygen mask , or on some anaesthetic apparatus, or it may be fitted as a component inside a fullface mask on underwater breathing apparatus , a gas mask or an industrial respirator ...

  6. Oxygen therapy - Wikipedia

    en.wikipedia.org/wiki/Oxygen_therapy

    2 oxygen mask, the Flo 2 Max oxygen mask, and the O-Mask. Typical oxygen masks allow a person to breathe in a mixture of room air and therapeutic oxygen. However, as filtered oxygen masks use a closed design that minimizes or eliminates the person's contact with and ability to inhale room air, delivered oxygen concentrations in such devices ...

  7. Simple face mask - Wikipedia

    en.wikipedia.org/wiki/Simple_face_mask

    The simple face mask can deliver higher flow rates than nasal cannula (6–10 liters per minute) for an FiO2 of 30- 60% oxygen. [1] Nasal cannula and simple face masks are described as low flow delivery systems. [2] [3] Unlike the non-rebreather and partial rebreather masks, the simple face mask lacks a reservoir bag.