Assertion: stent | /r/UsedFor | limited airflow
Facets:
value: for vocalization in some patients
type: PURPOSE
value: through the stent
type: MANNER
Source sentences:
text: The stent is supplied as three components - the main body of the silicone stent, a fenestrated plug (allows for limited airflow through the stent and for vocalization in some patients) and a non-fenestrated plug (for use in patients with a high risk of aspiration).