Search Results - "Wit, H. P."

The effect of changes in perilymphatic K+ on the vestibular evoked potential in the guinea pig by Kingma, C. M., Wit, H. P.

“…To investigate the effect on the functioning of the vestibular system of a rupture of Reissner’s membrane, artificial endolymph was injected in scala media of…”
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Morphology and function of Bast’s valve: additional insight in its functioning using 3D-reconstruction by Hofman, R., Segenhout, J. M., Buytaert, J. A. N., Dirckx, J. J. J., Wit, H. P.

“…The utriculo-endolymphatic valve was discovered by Bast in 1928. The function of Bast’s valve is still unclear. By means of orthogonal-plane fluorescence…”
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Asymmetric vestibular evoked myogenic potentials in unilateral Menière patients by KINGMA, C. M, WIT, H. P

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A Bast-like valve in the pigeon? by Hofman, Rutger, Segenhout, J. M., Wit, H. P.

“…The first description of the presence of a utriculo-endolymphatic valve in human fetuses was given by Bast in 1928. Since then this valve-like structure is…”
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The relationship of the round window membrane to the cochlear aqueduct shown in three-dimensional imaging by Hofman, R., Segenhout, J.M., Albers, F.W.J., Wit, H.P.

“…The round window membrane and cochlear aqueduct complex in the guinea pig are reconstructed with 3D-imaging, using orthogonal plane fluorescence optical…”
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Rupture of Reissner's membrane during acute endolymphatic hydrops in the guinea pig: a model for Ménière's disease? by Valk, W.L., Wit, H.P., Albers, F.W.J.

“…Conclusion. The changes in cochlear function during a destructive acute endolymphatic hydrops were relatively small. This might be consistent with the…”
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Changes in CMDP and DPOAE during acute increased inner ear pressure in the guinea pig by Valk, W. L., Wit, H. P., Albers, F. W. J.

“…During and after an increase of inner ear pressure, induced by injection of artificial perilymph, the 2 f 1  −  f 2 and f 2  −  f 1 distortion products (DPs)…”
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Functional imaging of the central auditory system using PET by Ruytjens, L., Willemsen, A.T.M., Van Dijk, P., Wit, H.P., Albers, F.W.J.

“…In the last few decades functional neuroimaging tools have emerged to study the function of the human brain in vivo. These techniques have increased the…”
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Changes in distortion of two-tone cochlear microphonic and otoacoustic emission signals during an acute endolymphatic hydrops in the guinea pig by VALK, W. L, WIT, H. P, ALBERS, F. W. J

“…An acute endolymphatic hydrops was induced by the injection of 1.1 mul of artificial endolymph into the scala media of guinea pig cochleas. This volume…”
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Change of Guinea Pig Inner Ear Pressure by Square Wave Middle Ear Cavity Pressure Variation by Feijen, R. A., Segenhout, J. M., Albers, F. W. J., Wit, H. P.

“…The inner ear fluid pressure of guinea pigs was measured during square wave middle ear cavity pressure variation. Time constants were derived for the slopes of…”
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Middle ear influence on otoacoustic emissions. I: Noninvasive investigation of the human transmission apparatus and comparison with model results by Avan, Paul, Büki, Béla, Maat, Bert, Dordain, Monique, Wit, Hero P

“…Evoked otoacoustic emissions (EOAEs) are generated within the cochlea in response to external sounds, and they can be acoustically detected in the external…”
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Asymmetric vestibular evoked myogenic potentials in unilateral Menière patients by Kingma, C. M., Wit, H. P.

“…Vestibular evoked myogenic potentials (VEMPs) were measured in 22 unilateral Menière patients with monaural and binaural stimulation with 250 and 500 Hz tone…”
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Morphology of the endolymphatic sac in the guinea pig after an acute endolymphatic hydrops by Valk, W.L., Wit, H.P., Segenhout, J.M., Dijk, F., van der Want, J.J.L., Albers, F.W.J.

“…The role of the endolymphatic sac (ES) in endolymph volume homeostasis is speculative. The present study investigates changes of the ES’s epithelia and luminal…”
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Effect of acute inner ear pressure changes on low-level distortion product otoacoustic emissions in the guinea pig by Valk, W. L., Wit, H. P., Albers, F. W. J.

“…Objective-To determine a relation between acute inner ear pressure changes and cochlear function as measured by low-level 2f1-f2 distortion product otoacoustic…”
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Perilymphatic and endolymphatic pressures during endolymphatic hydrops by WARMERDAM, T. J, SCHRÖDER, F. H. H. J, WIT, H. P, ALBERS, F. W. J

“…We analysed the fluid pressure in the perilymphatic and endolymphatic spaces of the cochlea in eight guinea pigs after endolymphatic hydrops (EH) was…”
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Olivocochlear efferent vs. middle-ear contributions to the alteration of otoacoustic emissions by contralateral noise by Büki, Béla, Wit, Hero P., Avan, Paul

“…The medial olivocochlear efferent bundle is the key element of a bilateral efferent reflex activated by sound in either ear and acting directly on cochlear…”
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Dynamics of Inner Ear Pressure Change Caused by Intracranial Pressure Manipulation in the Guinea Pig by Thalen, E.O., Wit, H.P., Segenhout, J.M., Albers, F.W.J.

“…Previous studies have shown that pressure changes in the cerebrospinal fluid compartment are transmitted to the inner ear. The main route for pressure transfer…”
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Three-dimensional Fourier transformation constructive interference in steady state magnetic resonance imaging of the inner ear in patients with unilateral and bilateral Menière's disease by MATEIJSEN, D. J. M, VAN HENGEL, P. W. J, KRIKKE, A. P, VAN HUFFELEN, W. M, WIT, H. P, ALBERS, F. W. J

“…In this study, three-dimensional Fourier transformation constructive interference in steady state (3DFT-CISS) magnetic resonance imaging was used to quantify…”
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Two-phase Endolymphatic Hydrops: A New Dynamic Guinea Pig Model by Dunnebier, E. A., Segenhout, J. M., Wit, H. P., Albers, F. W. J.

“…The classical guinea pig model for Meniere's disease, in which endolymphatic hydrops was achieved by destruction of the endolymphatic sac and obliteration of…”
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Perilymphatic and endolymphatic pressure in the guinea pig after distal dissection of the endolymphatic sac by WARMERDAM, T. J, SCHRÖDER, F. H. H. J, WIT, H. P, ALBERS, F. W. J

“…The study was designed to investigate whether endolymphatic pressure exceeds perilymphatic pressure in an endolymphatic hydrops model with a partially…”
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