Meaning of atherectomy

ath•er•ec•to•my

Pronunciation: (ath"u-rek'tu-mē), [key]
— pl. -mies.
  1. the removal of plaque from an artery by means of a tiny rotating cutting blade inserted through a catheter.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.