secondary tympanic membrane

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sec·on·dar·y tym·pan·ic mem·brane

the membrane closing the round window (fenestra cochleae).

sec·on·dar·y tym·pan·ic mem·brane

(sek'ŏn-dar-ē tim-pan'ik mem'brān) [TA]
The membrane closing the fenestra cochleae or rotunda.
Synonym(s): membrana tympani secundaria [TA] , round window membrane.


Antonio, Italian anatomist, orthopedist, and ophthalmologist, 1747-1832.
canals of Scarpa - separate canals for the nasopalatine nerves and vessels.
fossa scarpae major - Synonym(s): femoral triangle
Scarpa fascia - the deeper membranous or lamellar part of the subcutaneous tissue of the lower abdominal wall. Synonym(s): membranous layer of superficial fascia
Scarpa fluid - the fluid contained within the membranous labyrinth of the inner ear. Synonym(s): endolymph
Scarpa foramina - two openings in the line of the intermaxillary suture that transmit the nasopalatine nerve.
Scarpa ganglion - a collection of bipolar nerve cell bodies forming a swelling on the vestibular part of the eighth nerve in the internal acoustic meatus. Synonym(s): vestibular ganglion
Scarpa habenula - Synonym(s): Haller habenula
Scarpa hiatus - a semilunar opening at the apex of the cochlea through which the scala vestibuli and the scala tympani of the cochlea communicate with one another. Synonym(s): helicotrema
Scarpa liquor - the fluid contained within the membranous labyrinth of the inner ear. Synonym(s): endolymph
Scarpa membrane - closes the fenestra cochleae or rotunda. Synonym(s): secondary tympanic membrane
Scarpa method - cure of an aneurysm by ligation of the artery at some distance above the sac.
Scarpa sheath - one of the coverings of the spermatic cord, formed of delicate connective tissue and of muscular fibers derived from the internal oblique muscle. Synonym(s): cremasteric fascia
Scarpa staphyloma - bulging near the posterior pole of the eyeball due to degenerative changes in severe myopia. Synonym(s): posterior staphyloma
Scarpa triangle - branches of the femoral nerve are distributed within the femoral triangle. Synonym(s): femoral triangle; fossa scarpae major
References in periodicals archive ?
7 T MRI: a comparison between transtympanic injection and gelatin sponge-based diffusion through the round window membrane.
Round window membrane is permeable to certain biological substance which has the potential to cause inner ear damage leading to functional disturbance, (3) it is known that endotoxin alter the permeability and penetrate the round window membrane to cause transient dysfunction of inner ear.
Distribution of lipid nanocapsules in different cochlear cell populations after round window membrane permeation.
A radical dissection was not possible, and a small piece of tumor was left on the round window membrane to avoid leaving the patient with a total hearing loss.
Moreover, the human round window membrane is significantly thicker and has a more densely packed cell structure than that of rats, chinchillas, and guinea pigs.
The previously harvested tragal cartilage disc was trimmed to fit and then placed against the round window membrane (figure 4, A).
Also, the human round window membrane is thicker than that of lower-order animals (70 [micro]m for humans vs.
Traumatic lesions of the round window membrane and perilymph fistula.
An accumulation of pus or mucus can act as a barrier to absorption into the inner ear, as can mucosal webs around the round window membrane.
We conducted a retrospective study to evaluate the long-term effectiveness of gentamicin applied directly to the round window membrane via the Silverstein MicroWick system in patients with definite or probable Meniere's disease.
Zorik Spektor: We must keep in mind that the round window membrane in animals is significantly thinner than the round window membrane in humans.