Which of the following prevents aspiration?
Ans. is 'd' i.e., Proseal LMA [Ref: Understanding Paediatric Anaesthesia Td/e p. 141A type of definite airwayDefinite airway is an airway that is adequately secured in trachea and it adequately protect the airway from aspiration.ProSeal (PLMA), a modification of Classic LMA, has a gastric drainage tube placed lateral to main airway tube which allows the regurgitated gastric contents to bypass the glottis and prevents the pulmonary aspiration.
LMA
Oropharyngeal airway
Nasopharyngeal airway
Proseal LMA