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  2. Basic airway management - Wikipedia

    en.wikipedia.org/wiki/Basic_airway_management

    When used properly in conjunction with basic airway maneuvers and adjuncts it allows for adequate ventilation of the patient. The BVM consists of a mask attached to a shutter valve. The valve allows air to flow into the lungs but prevents air from the lungs from filling the bag for the next breath. This prevents rebreathing of air with low oxygen.

  3. Oropharyngeal airway - Wikipedia

    en.wikipedia.org/wiki/Oropharyngeal_airway

    The oropharyngeal airway was designed by Arthur Guedel. [2]Oropharyngeal airways come in a variety of sizes, from infant to adult, and are used commonly in pre-hospital emergency care and for short term airway management post anaesthetic or when manual methods are inadequate to maintain an open airway.

  4. Jaw-thrust maneuver - Wikipedia

    en.wikipedia.org/wiki/Jaw-thrust_maneuver

    The jaw-thrust maneuver is a first aid and medical procedure used to prevent the tongue from obstructing the upper airways.This maneuver and the head-tilt/chin-lift maneuver are two of the main tools of basic airway management, and they are often used in conjunction with other basic airway techniques including bag-valve-mask ventilation.

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  6. Tongue depressor - Wikipedia

    en.wikipedia.org/wiki/Tongue_depressor

    A tongue depressor or spatula is a tool used in medical practice to depress the tongue to allow for examination of the mouth and throat. Hobbyists , artists, teachers and confectionery makers use tongue depressors, which may also be referred to as craft sticks or popsicle sticks .

  7. Epiglottis - Wikipedia

    en.wikipedia.org/wiki/Epiglottis

    It is thus the valve that diverts passage to either the trachea or the esophagus. The epiglottis is made of elastic cartilage covered with a mucous membrane, attached to the entrance of the larynx. It projects upwards and backwards behind the tongue and the hyoid bone.

  8. Diving regulator - Wikipedia

    en.wikipedia.org/wiki/Diving_regulator

    The user screws the clamp in place finger-tight to hold the metal surfaces of cylinder valve and regulator first stage in contact, compressing the o-ring between the radial faces of valve and regulator. When the valve is opened, gas pressure presses the O-ring against the outer cylindrical surface of the groove, completing the seal. The diver ...

  9. Bag valve mask - Wikipedia

    en.wikipedia.org/wiki/Bag_valve_mask

    Bag valve mask. Part 1 is the flexible mask to seal over the patients face, part 2 has a filter and valve to prevent backflow into the bag (prevents patient deprivation and bag contamination) and part 3 is the soft bag element which is squeezed to expel air to the patient