Does anyone know the origin of this word? It seems that originally it was named after an invention by Charles Stent who was a dentist but is now used for coronary artery devices.
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The American Heritage® Dictionary of the English Language: Fourth Edition. 2000.

stent


PRONUNCIATION:
stnt
NOUN:
1. A device used to support a bodily orifice or cavity during skin grafting or to
immobilize a skin graft following placement. 2. A slender thread, rod, or
catheter inserted into a tubular structure, such as a blood vessel, to provide
support during or after anastomosis.
ETYMOLOGY:
After Charles R. Stent (1845–1901), English dentist.