Jan F. Esser
Encyclopedia
Johannes "Jan" Fredericus Samuel Esser (13 October 1877, Leiden – 9 August 1946, Chicago
Chicago
Chicago is the largest city in the US state of Illinois. With nearly 2.7 million residents, it is the most populous city in the Midwestern United States and the third most populous in the US, after New York City and Los Angeles...

) was a Dutch
Dutch people
The Dutch people are an ethnic group native to the Netherlands. They share a common culture and speak the Dutch language. Dutch people and their descendants are found in migrant communities worldwide, notably in Suriname, Chile, Brazil, Canada, Australia, South Africa, New Zealand, and the United...

 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
Stent
In the technical vocabulary of medicine, a stent is an artificial 'tube' inserted into a natural passage/conduit in the body to prevent, or counteract, a disease-induced, localized flow constriction. The term may also refer to a tube used to temporarily hold such a natural conduit open to allow...

" in 1917 to describe his use of a dental impression compound invented in 1856 by the English dentist Charles Stent
Charles Stent
Charles Stent was a nineteenth-century English dentist notable for his advances in the field of denture making.In 1847, Edwin Truman introduced gutta-percha as a material for making dental impressions; however, this was unsatisfactory for several reasons, including its tendency to distort upon...

 (1807–1885) to create a form for facial reconstruction. The term "stent" was later extended to mean a device to expand constricted tubes of body tissue.

He was a one time Dutch Chess Champion, winning the Dutch Championship
Dutch Chess Championship
The Dutch Chess Championship was officially established in 1909, although unofficial champions stretch back to the 1870s.-Early years:-Official championships:...

 in a play-off match for the title against Rudolf Loman
Rudolf Loman
Rudolf Loman was a Dutch chess master.Loman had been living in London for a number of years. He played chess for money against rich Englishmen, like his Dutch pupil Jacques Davidson, though he had another profession, organ player...

in 1913.

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