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Hasil cari dari kata atau frase: Eustachian catheter(0.01263 detik)
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Definition: Eustachian catheter
Catheter \Cath"e*ter\, n. [L., fr. Gr. ? a thing let down or put
in, catheter, fr. ? to send down, to let down; ? + ? to
The name of various instruments for passing along mucous
canals, esp. applied to a tubular instrument to be introduced
into the bladder through the urethra to draw off the urine.
Eustachian catheter. See under Eustachian.
Prostatic catheter, one adapted for passing an enlarged
Eustachian \Eu*sta"chi*an\, a. [From Eustachi, a learned Italian
physician who died in Rome, 1574.] (Anat.)
(a) Discovered by Eustachius.
(b) Pertaining to the Eustachian tube; as, Eustachian
Eustachian catheter, a tubular instrument to be introduced
into the Eustachian tube so as to allow of inflation of
the middle ear through the nose or mouth.
Eustrachian tube (Anat.), a passage from the tympanum of
the ear to the pharynx. See Ear.
Eustachian valve (Anat.), a crescent-shaped fold of the
lining membrane of the heart at the entrance of the vena
cava inferior. It directs the blood towards the left
auricle in the fetus, but is rudimentary and functionless
in the adult.