stent

A stent is a tiny tube. It is inserted into the lumen of an anatomic vessel or duct to keep the passageway open. It is left there permanently or absorbs.

Types:

by anatomy

  • bilar stent
  • coronary stent
  • esophageal stent
  • nasal stent (not an implant, to be placed by oneself)
  • prostatic stent
  • vascular stent
  • ureteral stent

by material

  • selfexpandable stent
  • balloon-expandable stent
  • coated stent
  • bioabsorbable vascular stent (BVS)
  • drug-eluting stent (DES)
  • bare metal stent (BMS)
  • radioactive stent

See more here:

American Heart Association

stents (German)