Advantages

• Designed specifically to facilitate tracheal intubation while maintaining ventilation and oxygenation
• Proven to be effective in cases of known and unanticipated difficult intubation
• Allows low skill high success techniques such as fibre-optic guided intubation

Disadvantages

• There is a technique to insertion that requires practice and some degree of familiarity
• Success and safety rely on use of the appropriate tracheal tube and correct technique