1. The history of the “French” gauge
Neal K. Osborn, MD, Todd H. Baron, MD 
Gastrointestinal Endoscopy 
Volume 63, Issue 3, Pages (March 2006)
DOI: /j.gie
Copyright © 2006 American Society for Gastrointestinal Endoscopy Terms and Conditions

2. Figure 1
Joseph-Frédéric-Benoît Charrière ( ). Reprinted from Casey RG, Quinlan D, Mulvin D, Lennon G. Joseph-Frédéric-Benoît Charrière: master cutler and instrument designer. Eur Urol 2003;43:320-2; with permission from the European Association of Urology.
Gastrointestinal Endoscopy  , DOI: ( /j.gie )
Copyright © 2006 American Society for Gastrointestinal Endoscopy Terms and Conditions

3. Figure 2
Various sized biliary stents based upon the French gauge (1F = mm).
Gastrointestinal Endoscopy  , DOI: ( /j.gie )
Copyright © 2006 American Society for Gastrointestinal Endoscopy Terms and Conditions