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What is a supraglottic airway device?

Classification of Supraglottic Airway Devices

Supraglottic airway devices (SADs) are devices that keep the upper airway clear for unobstructed ventilation. The laryngeal mask airway (LMA) refers to SADs produced by the manufacturers of the LMA Classic (LMA North America [San Diego]).

Herein, how does a supraglottic airway work?

Supraglottic airways (SGAs) are a group of airway devices that can be inserted into the pharynx to allow ventilation, oxygenation, and administration of anesthetic gases, without the need for endotracheal intubation.

Additionally, what is an Igel airway? The i-gel® is the innovative second generation supraglottic airway device from Intersurgical. Made from a medical grade thermoplastic elastomer, i-gel has been designed to create a non-inflatable, anatomical seal of the pharyngeal, laryngeal and perilaryngeal structures whilst avoiding compression trauma.

Herein, is an LMA a supraglottic airway?

The laryngeal mask airway (LMA) is a supraglottic airway device developed by British Anesthesiologist Dr. Archi Brain. It has been in use since 1988. The LMA is shaped like a large endotracheal tube on the proximal end that connects to an elliptical mask on the distal end.

Which airway device provides protection for the lungs from regurgitated stomach contents?

The primary limitation of the laryngeal mask airway (LMA) is that it does not reliably protect the lungs from regurgitated stomach contents, although it may act as a barrier at the level of the upper oesophageal sphincter if it is correctly positioned.

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