abstract：OBJECTIVE:This paper reports some preliminary findings from patients, implanted at the University of Iowa, using the Advanced Bionics Clarion cochlear implant (version 1.0). We compared the performance of patients using both simultaneous analog and nonsimultaneous pulsatile processing strategies. The performance of Cla...

journal_title：Ear and hearing

authors： Tyler RS,Gantz BJ,Woodworth GG,Parkinson AJ,Lowder MW,Schum LK

更新日期：1996-12-01 00:00:00

abstract：:The auditory middle latency response (MLR) seems to have a relatively long developmental time course, extending through the first decade of life. Characteristics of each MLR component change developmentally not only with respect to waveform morphology but also with respect to response reliability, dependence on awaren...

journal_title：Ear and hearing

authors： McGee T,Kraus N

更新日期：1996-10-01 00:00:00

abstract：OBJECTIVES:This study aimed to confirm that the brain processing of auditory stimuli in tinnitus patients is impaired (Attias, Urbach, Gold, & Shemesh, 1993). In addition, possible brain processing dysfunction in response to visual stimuli was assessed. DESIGN:Auditory and visual event-related potentials (ERPs) and re...

journal_title：Ear and hearing

authors： Attias J,Furman V,Shemesh Z,Bresloff I

更新日期：1996-08-01 00:00:00

abstract：:This paper includes an overview of the research on late-onset auditory deprivation, an evaluation of the evidence from retrospective and prospective studies, recommendations for future research, and a consideration of the theoretical and clinical implications of the research. The studies reviewed offer convincing evid...

journal_title：Ear and hearing

authors： Neuman AC

更新日期：1996-06-01 00:00:00

abstract：:This paper provides an overview of changes in the perception of sound that result from cochlear damage. It starts with a brief introduction to the physiology of the cochlea, emphasizing the role of the "active mechanism" and describing how cochlear function is altered by cochlear damage. Then the effects of cochlear d...

journal_title：Ear and hearing

authors： Moore BC

更新日期：1996-04-01 00:00:00

abstract：OBJECTIVE:A new speech processing concept and its implementation cochlear implant neural net, simulation and stimulation (CINSTIM), for cochlear implant systems is currently under investigation. The main objectives of this new strategy are to improve speech perception within the early rehabilitation period for prelingu...

journal_title：Ear and hearing

authors： Leisenberg M,Dees DC

更新日期：1996-02-01 00:00:00

abstract：:The association between audiometric hearing thresholds and click-evoked otoacoustic emission (CEOAE) spectral properties was examined in 129 adult subjects with and without a noise-induced hearing loss (NIHL). Subjects were grouped according to their "beginning of hearing loss frequency" and their exposure to hazardou...

journal_title：Ear and hearing

authors： Attias J,Furst M,Furman V,Reshef I,Horowitz G,Bresloff I

更新日期：1995-12-01 00:00:00

abstract：OBJECTIVE:Research was conducted to assess multichannel saliency with the Ineraid cochlear prosthesis. The goal was to determine whether tonotopically ordered stimulation benefits speech reception. DESIGN:In a single high-performing subject, changes in speech reception were studied during two dramatic alterations to t...

journal_title：Ear and hearing

authors： Rabinowitz WM,Eddington DK

更新日期：1995-10-01 00:00:00

abstract：OBJECTIVE:The purpose of this research was to measure the effects of reference interaural time and intensity differences on binaural performance in listeners with normal hearing and impaired hearing for a number of different binaural tests. Experiment 1 measures the dependence of binaural detection and discrimination p...

journal_title：Ear and hearing

authors： Koehnke J,Culotta CP,Hawley ML,Colburn HS

更新日期：1995-08-01 00:00:00

abstract：:This study was conducted to investigate morphologic differences in the ABR as a result of reversing the stimulus polarity of frequency-limited single-cycle stimuli in normal-hearing subjects. The results clearly demonstrate that large latency differences occur between condensation and rarefaction stimuli for low-frequ...

journal_title：Ear and hearing

authors： Orlando MS,Folsom RC

更新日期：1995-06-01 00:00:00

abstract：OBJECTIVE:This study was designed to evaluate performance stability with test-retest measures of electrical thresholds, electrical maximum acceptable loudness levels, sound-field thresholds, and audition-only speech tests. The hypothesis was that the standard error of measurement differs from one individual to another ...

journal_title：Ear and hearing

authors： Skinner MW,Holden LK,Demorest ME,Holden TA

更新日期：1995-04-01 00:00:00

abstract：:This article reviews research on the relatively recently discovered event-related potential component, the mismatch negativity (MMN), which is of great potential interest for understanding central auditory function and various forms of its pathology. This change-specific response can serve as an accurate objective mea...

journal_title：Ear and hearing

authors： Näätänen R

更新日期：1995-02-01 00:00:00

abstract：:Speech recognition thresholds (SRTs) were measured for a closed set of spondees that had been processed by peak clipping and compression. Both hearing-impaired and normal-hearing subject groups showed progressively higher SRTs with increasing levels of peak clipping, with significant threshold shifts occurring for cli...

journal_title：Ear and hearing

authors： Crain TR,Van Tasell DJ

更新日期：1994-12-01 00:00:00

abstract：:The ability of aural acoustic immittance measures and validated pneumatic otoscopy to identify middle ear effusion (MEE) was determined for a group of children with chronic or recurrent otitis media. The measures were made immediately prior to surgery for placement of tympanostomy tubes, with the validating diagnosis ...

journal_title：Ear and hearing

authors： Nozza RJ,Bluestone CD,Kardatzke D,Bachman R

更新日期：1994-08-01 00:00:00

abstract：:The relationship between otitis media with effusion (OME) at preschool age and performance on five tests of auditory perception was studied in 89 school-age children who had OME histories well documented from participation in serial screening for OME at 2-4 yr of age. The tests used at 7.5-8 yr of age were: speech-in-...

journal_title：Ear and hearing

authors： Schilder AG,Snik AF,Straatman H,van den Broek P

更新日期：1994-06-01 00:00:00

abstract：:Averaged electrode voltages (AEVs) provide an objective measure of the output of the Nucleus multichannel cochlear implant device. AEVs are the peak-to-peak voltages of each electrode in the internal array and are recorded from electrodes placed on the scalp. This article summarizes average voltage data for 25 childre...

journal_title：Ear and hearing

authors： Mahoney MJ,Proctor LA

更新日期：1994-04-01 00:00:00

abstract：:The preference for hearing aid frequency-gain responses selected using the modified simplex procedure over that prescribed by NAL-R is not universal. A screening protocol used before individualized fitting may help streamline its use and ensure effective use of clinical time. In this protocol, listeners compare the pr...

journal_title：Ear and hearing

authors： Kuk FK

更新日期：1994-02-01 00:00:00

abstract：:Full-term and preterm infants were evaluated with click-evoked and distortion-product otoacoustic emissions (CEOEs and DPOEs). The CEOEs and DPOEs recorded from each individual ear were analyzed by calculating the root-mean-square levels within half-octave bands. The fail criterion of the OE tests was that the half-oc...

journal_title：Ear and hearing

authors： Smurzynski J,Jung MD,Lafreniere D,Kim DO,Kamath MV,Rowe JC,Holman MC,Leonard G

更新日期：1993-08-01 00:00:00

abstract：:In conventional auditory brain stem response (ABR) testing, the stimulus rate must be low enough that the responses do not overlap. By using stimulus patterns derived from the pseudorandom binary series known as maximum length sequences (MLSs), it is possible to stimulate at mean rates of hundreds of clicks per second...

journal_title：Ear and hearing

authors： Marsh RR

更新日期：1992-12-01 00:00:00

abstract：:An analysis is presented of the detectability of the two types of otoacoustic emissions being considered for use in clinical tests of hearing. It is estimated that, for equal emission levels and equal probability of error, measurement of distortion-product emissions can be made at least 30 times faster than transient-...

journal_title：Ear and hearing

authors： Zurek PM

更新日期：1992-10-01 00:00:00

abstract：:We report results on a cued-listening task designed to simulate the listening problems commonly described by individuals with sensorineural hearing loss, especially those experienced by elderly persons. Against a background of multitalker babble, the subject detected targets embedded in continuous discourse. Noncohere...

journal_title：Ear and hearing

authors： Jerger J,Jordan C

更新日期：1992-08-01 00:00:00

abstract：:The ability to remove cochlear implants from children and subsequently reimplant a more complex device in the same ear was the concern of this single case study. A postlinguistically deafened child, J.L., received a single-channel cochlear implant 1 yr after contracting meningitis and suffering a profound bilateral se...

journal_title：Ear and hearing

authors： Chute PM,Hellman SA,Parisier SC,Tartter VC,Economou A

更新日期：1992-06-01 00:00:00

abstract：:The use of FM systems as primary amplification for children with severe and profound hearing loss is discussed. The FM advantage for improving speech perception and for reducing the detrimental effects of distance, noise, and reverberation is described. Both hypothetical and actual cases are used to demonstrate the FM...

journal_title：Ear and hearing

authors： Madell JR

更新日期：1992-04-01 00:00:00

abstract：:Attenuation measurements were made using the ANSI S12.6-1984 protocol on a standard Telephonics headset with TDH-50P earphones and Model 51 cushions, Amplivox Audiocups headphone enclosures, and Peltor AudioMate headphone enclosures. Each of the enclosures housed Telephonics TDH-50P earphones with Model 51 cushions. T...

journal_title：Ear and hearing

authors： Franks JR,Engel DP 3rd,Themann CL

更新日期：1992-02-01 00:00:00

abstract：:Elderly individuals often have more deficits in speech understanding than would be expected in younger individuals with the same degree of hearing loss. Such deficits may be attributed to the complex nature of age-related changes that occur throughout the central auditory nervous system and are generally referred to a...

journal_title：Ear and hearing

authors： Stach BA,Loiselle LH,Jerger JF

更新日期：1991-12-01 00:00:00

abstract：:Pre- and postoperative audiologic findings are compared in a patient who underwent three cochlear implant surgeries: an initial single-channel device in a recently deafened ear with no residual hearing, followed by a multichannel device in a congenitally deafened ear with a severe to profound loss, and subsequent expl...

journal_title：Ear and hearing

authors： Pijl S

更新日期：1991-12-01 00:00:00

abstract：:The test-retest reliability of the Hearing Handicap Inventory for Adults (HHIA) was assessed on a sample of 28 hearing-impaired adults. Reliability estimates were obtained to set the stage for using the HHIA as an outcome measure in aural rehabilitation. The test-retest reliability was quite high (r = 0.97) and the st...

journal_title：Ear and hearing

authors： Newman CW,Weinstein BE,Jacobson GP,Hug GA

更新日期：1991-10-01 00:00:00

abstract：:The purpose of this report is to describe the speech production of children participating in the Food and Drug Administration's approved clinical trials for the Nucleus multichannel cochlear implant. A significant increase in the ability to imitate nonsegmental aspects of speech was noted after using the implant; howe...

journal_title：Ear and hearing

authors： Tobey EA,Hasenstab S

更新日期：1991-08-01 00:00:00

abstract：:Botulism poisoning results in a presynaptic failure of neuromuscular transmission, and may be expected to impair Eustachian tube and stapedius reflex function. The audiologic findings in five normal-hearing patients with type A botulism poisoning are presented. Results were varied. Two patients demonstrated type B or ...

journal_title：Ear and hearing

authors： Pijl S

更新日期：1991-08-01 00:00:00

abstract：:Ipsilaterally and contralaterally recorded auditory brain stem responses to 80 dB nHL clicks were recorded from 37 infants, aged 2 weeks to 20 mo and from six adults, all with normal auditory function. With increasing age, contralateral waves A, B, C, and D and ipsilateral waves III and V decreased in latency, with th...

journal_title：Ear and hearing

authors： Stapells DR,Mosseri M

更新日期：1991-06-01 00:00:00

abstract：:Recent advances in electrode design have helped to rekindle clinical interests in noninvasive electrocochleography--to enhance auditory brain stem response (ABR) recordings (namely, wave I) and to screen Meniere's disease. The salient feature of the response in suspected cases of endolymphatic hydrops is an unusually ...

journal_title：Ear and hearing

authors： Durrant JD,Ferraro JA

更新日期：1991-04-01 00:00:00

abstract：:This study reviews audiologic findings on cases of hearing-impaired elderly adults who were matched on the basis of peripheral hearing loss and who were divided into cochlear and retrocochlear groups on the basis of auditory brain stem response (ABR) test results. ABR test results were compared to other audiologic tes...

journal_title：Ear and hearing

authors： Rizzo SR Jr,Gutnick HN

更新日期：1991-02-01 00:00:00

abstract：:The time course for reacquisition of spondee word recognition was examined for 27 patients who use the Ineraid cochlear implant. At 1 month postfitting, test scores ranged from 0 to 84% correct. The median score was 10% correct. At 22 to 28 months postfitting, the scores ranged from 0 to 100% correct. The median score...

journal_title：Ear and hearing

authors： Dorman MF,Dankowski K,McCandless G,Parkin JL,Smith L

更新日期：1990-12-01 00:00:00

abstract：:The present study was designed to investigate the effects of reference microphone location on probe tube microphone measures of hearing aid response. The reference microphone of a clinical probe tube microphone system was located either at a position on the cheek (position A) or in close proximity to the microphone of...

journal_title：Ear and hearing

authors： Feigin JA,Barlow NL,Stelmachowicz PG

更新日期：1990-10-01 00:00:00

abstract：:The development of hand-held auditory screening devices has led to increased hearing screening by physicians. Ambient noise levels were assessed in examination rooms of 20 physician offices. Measurements provided Ln, Leq, Lmax, and octave band data for specialty types: pediatrics, internal medicine, family practice an...

journal_title：Ear and hearing

authors： Alvord LS

更新日期：1990-10-01 00:00:00

abstract：:The purpose of this investigation was to examine three types of audiological recommendations [unaided, CROS (contralateral routing of signals) and personal FM system] and their impact upon speech recognition ability of children with unilateral sensorineural hearing loss. Each of these recommendations was tested under ...

journal_title：Ear and hearing

authors： Kenworthy OT,Klee T,Tharpe AM

更新日期：1990-08-01 00:00:00

abstract：:Several scales exist for screening handicap and assessing rehabilitation in elderly individuals with hearing loss. There are few comparative studies, however, to suggest which scales perform best. Using receiver-operating curves and responsiveness indices, we examined the relative discriminating ability and sensitivit...

journal_title：Ear and hearing

authors： Mulrow CD,Tuley MR,Aguilar C

更新日期：1990-06-01 00:00:00

abstract：:This study is a follow-up of an 1980-1982 study that examined the occurrence of risk factors and the patterns of identification and habilitation in a group of hearing-impaired infants from an urban setting. Current findings covering the period 1983-1988, indicate that only one out of three hearing-impaired infants can...

journal_title：Ear and hearing

authors： Stein LK,Jabaley T,Spitz R,Stoakley D,McGee T

更新日期：1990-06-01 00:00:00

abstract：:Clinical auditory brain stem response latency measures are conventionally evaluated for abnormality by reference to normative laboratory values in standard deviation units. This note suggests that the directionality of the test hypothesis should be considered when the clinical ABR is evaluated for abnormality at a pre...

journal_title：Ear and hearing

authors： Sklare DA

更新日期：1990-02-01 00:00:00

abstract：:Tests of word recognition ability (formerly Speech Discrimination) should be suitable for the linguistic background of the person being tested. Few efforts have been made to develop a standardized test in the Spanish language. Current literature reports on six studies that have several drawbacks. The purpose of the pr...

journal_title：Ear and hearing

authors： Weisleder P,Hodgson WR

更新日期：1989-12-01 00:00:00