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2. Non-invasive ventilation - Wikipedia

   en.wikipedia.org/wiki/Non-invasive_ventilation

   Non-invasive ventilation (NIV) is the use of breathing support administered through a face mask, nasal mask, or a helmet.Air, usually with added oxygen, is given through the mask under positive pressure; generally the amount of pressure is alternated depending on whether someone is breathing in or out.

3. Non-rebreather mask - Wikipedia

   en.wikipedia.org/wiki/Non-rebreather_mask

   A non-rebreather mask (NRB, non-rebreather, non-rebreather facemask, etc.) is a device used in medicine to assist in the delivery of oxygen therapy. A NRB requires that the patient can breathe unassisted, but unlike a low-flow nasal cannula , the NRB allows for the delivery of higher concentrations of oxygen .

4. Orinasal mask - Wikipedia

   en.wikipedia.org/wiki/Orinasal_mask

   An orinasal mask, oro-nasal mask or oral-nasal mask [1] 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 apparatuses, or it may be fitted as a component inside a fullface mask on underwater breathing apparatus , a gas mask or an industrial respirator ...

5. The dangers of LED face masks you should know about - AOL

   www.aol.com/lifestyle/dangers-led-face-masks...

   "The potential dangers of using at-home LED masks include headaches, eye strain, sleep disturbances, insomnia and mild visual side effects," she explained. "It’s essential to go to a board ...

6. Breathing mask - Wikipedia

   en.wikipedia.org/wiki/Breathing_mask

   Non-rebreather mask, an oro-nasal mask used in medicine to assist in the delivery of oxygen therapy; Oxygen mask, which covers the mouth and nose of a patient undergoing oxygen therapy as first aid or longer-term treatment, or a passenger in an aircraft which has depressurised at altitude; Continuous positive airway pressure mask; Anesthetic mask

7. Self-contained breathing apparatus - Wikipedia

   en.wikipedia.org/wiki/Self-contained_breathing...

   An open circuit SCBA typically has three main components: a high-pressure gas storage cylinder, (e.g., 2,216 to 5,500 psi (15,280 to 37,920 kPa), about 150 to 374 atmospheres), a pressure regulator, and a respiratory interface, which may be a mouthpiece, half mask or full-face mask, assembled and mounted on a framed carrying harness.