(1) Their use is indicated in large or total defects to restore the natural anatomical conical shape of the eardrum, particularly in congenital atresia.
(2) Primitively, vibrations reached the stapes mainly via the anterior hyoid cornu, but in dicynodonts, therocephalians, and cynodants vibrations passed mainly or exclusively from mandible to quadrate to stapes and the reflected lamina was a component of the eardrum.
(3) An attempt was made to answer the question whether it is justified to set an age limit for performance of eardrum reconstructions in children.
(4) A possible relationship of primary auditory and primary nonauditory blast injury was discussed, and it has been concluded that more severe rupture of the eardrum in the injured by mine explosion can suggest the presence of primary blast injuries.
(5) His back was also injured, and both his eardrums burst, he said.
(6) The nature of the acoustic coupling limits the passive energy absorption and transmission properties of the eardrum.
(7) The hierarchy illuminates some of the limitations of various simplified elements commonly used to model the middle ear and demonstrates the necessity of treating the acoustics and the eardrum as an integrated subsystem.
(8) Large variations of sound pressure along the ear canal and over the surface of the eardrum are found above about 10 kHz.
(9) The acoustical energy reflectance at the eardrum, as calculated from a model of the ear canal when terminated by the middle ear model, agrees reasonably well with experimental data up to about 12 kHz.
(10) The tubal compliance index (TCI), which is the ratio of the tubal resistance between two different air flow rates, was compared among three groups: 36 ears of children with otitis media with effusion (OME), 26 ears of adult OME patients, and 10 otherwise normal ears with traumatic perforations of the eardrum.
(11) A major part of this alteration is due to the interaction of various mechanical and acoustic resonances which are characteristic of the hearing-aid receiver and the sound transmission system linking the receiver with the eardrum.
(12) I hope I don't sound too much of fuddy-fuddy -- actually, I know I do -- but surely the point of an athletics meet is to watch athletics and see people run and throw things -- and not to have your eardrums assaulted by a booming bass beat?
(13) The present study also included gross and histopathological examinations of the eardrum and observation of fibers of the lamina propria of the transplanted tympanic membrane by means of polarizing microscopy and of vascularization by intravascular India ink injection.
(14) In cases of retraction of the eardrum, the otoemissions were present in 2 of 23 ears.
(15) However, based on calculations of anticipated leakage of H2S for a variety of eustachian tube conditions and in the absence of either medical literature or personal reports documenting H2S poisoning due to eardrum perforation, the recommendation for excluding workers with such a condition from working in or around H2S is not supported.
(16) The auditory sensitivity of the rats with cotton-stuffed ears and the pierced eardrums decreased about 10 and 20 dB, respectively.
(17) Twenty-five eardrums of 15 healthy children without past or present history of otological disease were examined using otoscopy; a photograph of each eardrum was obtained.
(18) Perforated eardrums were found in 13.9% of Aboriginal and in 0.3% of European children's ears, and this abnormality was strongly associated with low weight and height status.
(19) Revised acoustic energy reflection coefficients, at the eardrum, are obtained for 20 ears for frequencies between 3 and 13 kHz.
(20) Three children whose eardrums appeared normal upon previous examinations, one with the otomicroscope, apparently developed tympanic membrane cholesteatomas that penetrated the fibrous layer of the pars tensa.
Otoscope
Definition:
(n.) An instrument for examining the condition of the ear.
Example Sentences:
(1) Observations were recorded by three distinctly different methods of measurement: the surgeon, the MD-2 Impedance Analyzer, and the Acoustic Otoscope immediately before and after induction of anesthesia.
(2) In addition, otoscopic accuracy is a prerequisite to optimal patient care.
(3) The clinical signs and symptoms (hypoacusis, conduction deafness) and the otoscopic and rhinoscopic findings of treated patients improved.
(4) An attempt has been made to correlate the otoscopic profile with the extent of disease, osteitic damage and co-existing complications.
(5) Office otoscopes should be maintained properly to ensure optimal performance.
(6) It correctly identified conductive loss or otoscopic abnormality only slightly better than chance57% to 66% of the time.
(7) Based on this study, a more aggressive canal down tympanomastoid approach is advocated for children presenting with this otoscopic profile.
(8) Newborns have been examined with an otoscope and two different kinds of nasal lesions have been considered: (1) pyramid deformation with septum dislocation and columella deviation; (2) deviation and subluxation of the septum.
(9) We compared acoustic reflectometry with over 4,000 tympanometric and otoscopic examinations in 451 children who were examined at regular intervals following surgery for chronic otitis media with effusion.
(10) The sound-generating otoscope was found to agree 92.4% of the time.
(11) On ear, nose, and throat (ENT) otoscopic examination, the incidence of middle ear disease requiring treatment was 12%.
(12) A comparison between subjects with unrepaired and repaired palates revealed a similar rate of otoscopically normal ears in subjects older than 10 years of age.
(13) The otoscopic findings, as reported by the primary physician and otolaryngologist, were compared with the results of tympanometry.
(14) Validation of otoscopic diagnostic accuracy is an important aspect of medical education and is necessary to substantiate clinical research observations.
(15) These include misidentification of the tube as a foreign body or a dislocated ossicle, misidentification of debris or normal ossicles as a tympanostomy tube, confirmation of the presence of a tube not seen on otoscopic evaluation, stimulation of careful search for cholesteatoma, and documentation of intervention.
(16) Pressure recordings were made in a series of examinations with the pneumatic otoscope using the ear microscope.
(17) Otoscopic findings indicated that external ear canal differences cannot completely account for tympanometric differences between young infants and adults.
(18) They must apply all the facilities at their disposal in order to correlate the otoscopic clinical findings with the magnitude and type of hearing loss.
(19) Using acoustic otoscope reflectivity (AOR) units 4 through 9 to indicate pathologic ears, its sensitivity and specificity were found to be 93.14% and 83%, respectively.
(20) Hearing levels and otoscopic evaluations were obtained retrospectively from medical records.