Noun

1. A slender tube inserted into a blood vessel, a ureter or the oesophagus in order to provide support and to prevent disease-induced closure.
   • 2006 New York Times

     Tiny metal sleeves placed in arteries to keep blood flowing, stents have become such a popular quick fix for clogged coronary vessels that Americans will receive more than 1.5 million of them this year.

Verb

1. To keep within limits; to restrain; to cause to stop, or cease; to stint.
2. To stint; to stop; to cease.