Assertion: stent | /r/CapableOf | help keep the artery
Facets:
Source sentences:
text: The stent is left there to help keep the artery open.
text: Stents help prevent the artery from becoming blocked again (restenosis).
text: The stent is left there to help keep the artery open.
text: The stent is left there to help keep the artery open.
text: It helps prevent the artery from closing up again.