the notch in the superior part of the tympanic ring bridged by the flaccid part of the tympanic membrane.
The tympanic notch in the upper part of the tympanic portion of the temporal bone. It extends from the lesser to the greater tympanic spines and is occupied by the pars flaccida of the tympanic membrane. Synonym: notch of Rivinus
See also: Rivinus, August
Rivinus,August Quirinus, German anatomist, 1652-1723.
Rivinus ducts - Synonym(s): minor sublingual duct
Rivinus gland - Synonym(s): sublingual gland
Rivinus incisure - Synonym(s): tympanic notch
Rivinus ligament - flaccid portion of the tympanic membrane that is attached to the petrous bone at the notch of Rivinus.
Rivinus membrane - Synonym(s): flaccid part of tympanic membrane
Rivinus notch - Synonym(s): tympanic notch