Mercier valve

Mer·ci·er valve

(mĕr-sē-ā'),
an occasional fold of mucosa of the bladder partially occluding the ureteral orifice.

Mercier,

Louis Auguste, French urologist, 1811-1882.
median bar of Mercier - Synonym(s): Mercier bar
Mercier bar - a fold of mucous membrane extending from the orifice of the ureter of one side to that of the other side. Synonym(s): interureteric fold; median bar of Mercier
Mercier catheter
Mercier sound - a catheter the beak of which is short and bent almost at a right angle.
Mercier valve - an occasional fold of mucosa of the bladder partially occluding the ureteral orifice.