Mercier bar(redirected from Mercier barrier)
a fold of mucous membrane of the urinary bladder extending from the orifice of the ureter of one side to that of the other side.
Mercier bar(1) Interureteric fold; plica interureterica [NA6].
(2) Median bar, see there.
The term is linked tonamed after French urologist Louis Auguste Mercier (1811–1882).
[Louis-Auguste Mercier, Fr. urologist, 1811–1882]
A curved fold at the neck of the bladder forming the posterior margin of the trigonum vesicae.
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 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.