Jan F. Esser Champion, winning the Dutch Championship in a play-off match for the title against Rudolf Loman in 1913. Jan F. Esser Johannes "Jan" Fredericus Samuel Esser (13 October 1877 in Leiden – 9 August 1946 in Chicago) was a Dutch plastic surgeon who pioneered innovative methods of reconstructive surgery on soldiers wounded in the First World War. He is thought to have coined the term "stent" in 1917 to describe his use of a dental impression compound invented in 1856 by the English dentist Charles Stent (1807–1885) to create a form for facial reconstruction. The term "stent" was later extended to
Coronary stent that can be implanted transcutaneously in 7 minutes, eliminating open-heart surgery. In development are stents with biocompatible surface coatings which do not elute drugs, and also absorbable stents (metal or polymer). Coronary stent A coronary stent is a tube-shaped device placed in the coronary arteries that supply blood to the heart, to keep the arteries open in the treatment of coronary heart disease. It is used in a procedure called percutaneous coronary intervention (PCI). Coronary stents are now used in more than 90% of PCI procedures. Stents reduce angina (chest pain) and have been shown to improve survivability and decrease