abstract：:Evidence for a common anatomical and physiological substrate for the generation of the background EEG and the vertex-evoked response led to the hypothesis that the EEG can be interpreted as the output from a time varying filter driven by (a) a noise generator responsible for the background activity, and (b) a pulse ge...

journal_title：Acta oto-laryngologica

authors： Salomon G,Barfod J

更新日期：1977-01-01 00:00:00

abstract：:The maculae sacculi and utriculi of the chinchilla vestibular labyrinth have been studied by freeze-fracture method. In the replicas extensive zonulae occludentes have been found between sensory and supporting cells at the endolymphatic surface. Gap junctions are located between the supporting cells. Some intramembran...

journal_title：Acta oto-laryngologica

authors： Laciano L,Franke K,Iurato S,Reale E

更新日期：1977-01-01 00:00:00

abstract：:The author has proved experimentally (in two dogs) that there is reflex hypertonia of the tensor palati muscle, synchronous with the 'shortening' reaction of the tensor tympani muscle in response to its "static" relaxation during the gradual passive inward displacement of the drum resulting from the negative intratymp...

journal_title：Acta oto-laryngologica

authors： Misurya VK

更新日期：1976-11-01 00:00:00

abstract：:Beclomethasone dipropionate is a potent corticosteroid, which when applied by a pressurized metered dose aerosol in the airways has pronounced anti-allergic effects with no risk of systemic steroid side effects at the recommended dosage. An impressive effect in hay fever and perennial rhinitis has been demonstrated. A...

journal_title：Acta oto-laryngologica

authors： Mygind N,Prytz S,Sorensen H,Pedersen CB

更新日期：1976-09-01 00:00:00

abstract：:Based on the late results of tympanoplasty on 300 ears and of one-stage mastoidectomy and tympanoplasty on 269 discharging ears, the problems involved in staging tympanoplasty are discussed. The results of one-stage operations were found to be satisfactory 2-10 years after operation. The frequency of recurrent cholest...

journal_title：Acta oto-laryngologica

authors： Tos M

更新日期：1976-09-01 00:00:00

abstract：:The author has performed clinical and follow-up studies of 80 acromegalic patients treated by transanthro-sphenoidal removal of the pituitary adenoma. Heredity for acromegaly or gigantism was recorded in 3.8% of the patients and other hereditary factors in 13.8%. Head trauma, meningitis or encephalitis was recorded in...

journal_title：Acta oto-laryngologica

authors： Kinnman JE

更新日期：1976-09-01 00:00:00

abstract：:A delayed conditioning paradigm was employed to condition the stapedius muscle. While many previous attempts have failed using loud sound as the unconditioned stimulus(UCS), this paper presents evidence of successful conditioning of this muscle when the unconditioned stimulus was a mild electrocutaneous stimulation of...

journal_title：Acta oto-laryngologica

authors： Yonovitz A

更新日期：1976-07-01 00:00:00

abstract：:The symptoms, preoperative diagnostic results and histological findings in 34 cerebellopontine angle tumour cases, other than acoustic neuromas, are presented. The meningeomas dominate by far this group of tumours. The symptomatology is much less uniform than that of the acoustic neuromas, where the VIII nerve is domi...

journal_title：Acta oto-laryngologica

authors： Thomsen J

更新日期：1976-07-01 00:00:00

abstract：:Voluntary control of the human vestibulo-ocular reflex with and without visual targets was investigated. Subjects were rotated sinusoidally from 0.1 to 1.0 Hz using d.c. electro-oculography to record eye position. The ratio of eye to head movement, or gain, of the vestibulo-ocular reflex was measured. When subjects we...

journal_title：Acta oto-laryngologica

authors： Barr CC,Schultheis LW,Robinson DA

更新日期：1976-05-01 00:00:00

abstract：:Aspiration biopsy is an accurate but still a somewhat controversial method of diagnosing salivary gland tumours preoperatively. During the last few years this method has been more and more accepted dependent on its increasing reliability in diagnosing the different types of tumours, but for an adequate treatment it is...

journal_title：Acta oto-laryngologica

authors： Eneroth CM,Zetterberg A

更新日期：1976-05-01 00:00:00

abstract：:The present study on the anatomy of the human facial nerve is based on the results of a series of gross dissections, and histological and electro-diagnostic examinations. From our findings it follows that there is a definite spatial orientation of the peripheral branches in the facial nerve trunk. The results of the m...

journal_title：Acta oto-laryngologica

authors： Podvinec M,Pfaltz CR

更新日期：1976-03-01 00:00:00

abstract：:A thorough examination of hearing and hearing loss among workers in the saw- and papermill industries in northern Sweden showed that even a serious hearing loss does not give the expected social handicap. ...

journal_title：Acta oto-laryngologica

authors： Diamant H

更新日期：1976-03-01 00:00:00

abstract：:Losses (determined by measuring microphonic responses) were essentially identical, regardless of whether produced by admittance of sound into the middle ear via perforations in the tympanic membrane (TM) or in the bulla. With SPLs monitored directly at the TM, losses increased at 12 dB/oct with inverse frequency for f...

journal_title：Acta oto-laryngologica

authors： Tonndorf J,McArdle F,Kruger B

更新日期：1976-03-01 00:00:00

abstract：:Simultaneous monitoring in human subjects on the same ear of eardrum displacement by tympanomanometry, and impedance with the electroacoustic bridge, provided information concerning contraction of the stapedius muscle and its effect on eardrum displacement. Extensive control procedures were employed to elicit only the...

journal_title：Acta oto-laryngologica

authors： Yonovitz A,Harris JD

更新日期：1976-01-01 00:00:00

abstract：:Aspartate and alanine aminotransferase (ASAT, ALAT) activities were measured in human post-mortem sera, cerebrospinal fluid (CSF), perilymph and endolymph. Due to heart and/or liver morbidity during a terminal illness, the ASAT and ALAT serum activities were considerably increased as compared with normal and both were...

journal_title：Acta oto-laryngologica

authors： Palva T,Nousiainen R,Raunio V

更新日期：1976-01-01 00:00:00

abstract：:Experimental animals (cats) were exposed to tones of 125, 1000, 2000, and 4000 Hz at sound pressure levels in the range 120 to 157.5 dB, and for durations of one hour (1000, 2000, 4000 Hz) or four hours (125 Hz). Pure tone audiograms were obtained for each animal before and after exposure. Post-exposure tests were con...

journal_title：Acta oto-laryngologica

authors： Dolan TR,Ades HW,Bredberg G,Neff WD

更新日期：1975-11-01 00:00:00

abstract：:Based on the experimental results of thyroplasty, thyroplasty type I which aims at medical shifting the vocal cord was performed on 8 patients with dysphonia, 6 with vocal cord paralysis and 2 with vocal cord atrophy. The surgery was conducted on either in- or out-patient basis and local anesthesia was used. Usually, ...

journal_title：Acta oto-laryngologica

authors： Isshiki N,Okamura H,Ishikawa T

更新日期：1975-11-01 00:00:00

abstract：:The submeningeal approach through the middle cranial fossa to the internal auditory meatus and cerebello-pontine angle after cutting the tentorium cerebelli is described. It is in some way similar to that used by Morrison & King. The approach is achieved by drilling the petrous bone to the level of the compact plate o...

journal_title：Acta oto-laryngologica

authors： Bochenek Z,Kukwa A

更新日期：1975-11-01 00:00:00

abstract：:45CaCl2 was injected into gerbils in single or multiple doses, and the resulting radioactivity in serum, otoconial CaCO3, bone samples, and selected labyrinthine epithelium was determined by liquid scintillation spectrometry. Incorporation into both utricular and saccular otoconia occurred at the rate of 0.06-0.07 nmo...

journal_title：Acta oto-laryngologica

authors： Preston RE,Johnsson LG,Hill JH,Schacht J

更新日期：1975-09-01 00:00:00

abstract：:The efflux of Na-24 was investigated in isolated labyrinths from a membrane section containing stria vascularis and spiral ligament in artificial endolymph medium. The efflux curves were calculated and compartmental analyses were made. The theoretical possibility of a exchange of sodium between compartments connected ...

journal_title：Acta oto-laryngologica

authors： Mnich Z

更新日期：1975-07-01 00:00:00

abstract：:The effect of adaptation of the ear on the SISI test was studied at 500 Hz and 2000 Hz in 43 patients with chronic otitis and in 20 patients with otosclerosis. The mean adaptation was slightly over 10 dB, except in the otosclerosis group at 2000 Hz, for which the value was nearly 20 dB after continuous stimulation at ...

journal_title：Acta oto-laryngologica

authors： Rahko T

更新日期：1975-07-01 00:00:00

abstract：:As a continuation of our previous work, where we have demonstrated that in chronic otitis media the picture in the submucosa-bone marginal zone is dominated by capillary proliferation and occurrence of a mononuclear, histiocyte-like cell containing lysosome-like cytoplasmatic bodies, we now report the presence of cons...

journal_title：Acta oto-laryngologica

authors： Thomsen J,Bretlau P,Kristensen HK

更新日期：1975-05-01 00:00:00

abstract：:Spontaneous nystagmus and locomotor equilibrium function were repeatedly tested before and after unilateral labyrinthectomy in 12 squirrel monkeys in order to study the effect of physical exercise on the vestibulo-oculomotor and vestibulo-locomotor compensation. Post-operatively, 6 of the monkeys received forced physi...

journal_title：Acta oto-laryngologica

authors： Igarashi M,Alford BR,Kato Y,Levy JK

更新日期：1975-03-01 00:00:00

abstract：:Under constant visual guidance and closed-circuit television monitoring, electrodes are inserted into the fluid spaces of the organ of Corti. The resting electrical potentials are determined with respect to the neutral voltage of the guinea pig and related to other potentials of the auditory labyrinth. The resting pot...

journal_title：Acta oto-laryngologica

authors： Lawrence M

更新日期：1975-03-01 00:00:00

abstract：:Material for electron microscopy study was obtained from a patient previously suffering from Meniere's disease and treated by ultrasound. It consisted of parts of the membranous labyrinth as well as the vestibular ganglion. The neuro-epithelium of the macula showed degenerative changes and there was marked vacuolation...

journal_title：Acta oto-laryngologica

authors： Colman BH,Friedmann I,Wright JL

更新日期：1975-03-01 00:00:00

abstract：:Seventeen cases of postinflammatory acquired artresia of the external auditory canal in 14 women are described and analysed. Fourteen of these cases were solid atresias in which the auditory canal was more or less filled with fibrous tissue. Three patients had partial membranous atresia. The aetiology was external oti...

journal_title：Acta oto-laryngologica

authors： Bonding P,Tos M

更新日期：1975-01-01 00:00:00

abstract：:In human temporal bone specimens the vibrations of the labyrinthine fluid were measured by a piezoelectric system after application of various techniques of otosclerosis surgery. Compared with the amplitude in the case of a normal stapes, the surgical techniques according to Zangemeister, Shea and Schuknect resulted i...

journal_title：Acta oto-laryngologica

authors： Cancura W

更新日期：1975-01-01 00:00:00

abstract：:Anaesthesia and sedation in electrocochleo-graphy are of paramount importance for the whole procedure, since restlessness of the patient during the measurements can invalidate the results of the test. The time needed for extensive electrocochleography amounts on average to two hours. The only pain experienced during t...

journal_title：Acta oto-laryngologica

authors： Zvonar M,Zvonar-Kuhndl B,Odenthal DW

更新日期：1974-01-01 00:00:00

abstract：:Thorotrast(R) containing thorium dioxide particles with diameters of around 100 Å was introduced in perilymph or endolymph using various methods and concentrations. The location of the tracer particles in the cochleas was determined using the transmission electron microscope. Injection of tracer into the cerebrospinal...

journal_title：Acta oto-laryngologica

authors： Angelborg C

更新日期：1974-01-01 00:00:00