Stent out. Others attribute the noun "stent" to Jan F. Esser, a Dutch plastic surgeon who in 1916 used the word to describe a dental impression compound invented in 1856 by the English dentist Charles Stent (1807–1885), whom Esser employed to craft a form for facial reconstruction. The full account is described in the "Journal of the History of Dentistry". According to the author, from the use of Stent's compound as a support for facial tissues evolved the use of a stent to hold open various bodily structures. The first (self-expanding) "stents" used in medical practice in 1986 by Ulrich Sigwart
Invented tradition Invented tradition The invention of tradition is a concept made prominent in the eponymous 1983 book edited by British Marxist intellectual E. J. Hobsbawm and T. O. Ranger. In their Introduction the editors argue that many "traditions" which "appear or claim to be old are often quite recent in origin and sometimes invented." They distinguish the "invention" of traditions in this sense from "starting" or "initiating" a tradition which does not then claim to be old. The phenomenon is particularly clear in the modern development of the nation and of nationalism, creating a national identity promoting national unity, and legitimising