LARYNGEAL MASK AIRWAYS

The main use of the laryngeal mask is in elective anaesthesia.Laryngeal masks consist of a tube with an inflatable cuff that is inserted into the pharynx. Laryngeal mask airways come in a variety of sizes ranging from large adult (size 5) to infant (size 1).Laryngeal masks are used in anesthesia and in emergency medicine for airway management and it may be used for surgical procedures in any position .

• Allows rapid access.
• Does not require laryngoscope.
• Relaxants not needed.
• Provides airway for spontaneous or controlled ventilation.
• May be used as a rescue airway and fiberoptic conduit when intubation is difficult, hazardous or     unsuccessful
• It can be used for bronchoscopy in the awake or asleep patient.
• Recommended Size guidelines:

         Size 1: under 5 kg
        Size 1.5: 5 to 10 kg
        Size 2: 10 to 20 kg
        Size 2.5: 20 to 30 kg
        Size 3: 30 kg to small adult
        Size 4: adult
        Size 5: Large adult/poor