نتایج جستجو برای: round window niche

تعداد نتایج: 122463  

Journal: :The Journal of the Acoustical Society of America 1971

Journal: :The Laryngoscope 2014
Erich Vyskocil Dominik Riss Clemens Honeder Christoph Arnoldner Jafar-Sasan Hamzavi Wolf-Dieter Baumgartner Stefan Flak Wolfgang Gstoettner

OBJECTIVES/HYPOTHESIS To evaluate modified coupling techniques of the Vibrant Soundbridge system in patients with mixed and conductive hearing loss and to compare it with conventional vibroplasty. STUDY DESIGN Retrospective study. METHODS Two different groups were evaluated: 1) nine cases of conventional incus vibroplasty in comparison with 2) nine patients with modified coupling of the flo...

Journal: :Otology & neurotology : official publication of the American Otological Society, American Neurotology Society [and] European Academy of Otology and Neurotology 2016
Takeshi Fujita Jung Eun Shin MaryBeth Cunnane Kyoko Fujita Simon Henein Demetri Psaltis Konstantina M Stankovic

OBJECTIVE To enable development of an endoscope for cellular-level optical imaging of the inner ear. STUDY DESIGN A prospective study of 50 cadaveric human temporal bones to define detailed surgical anatomy of the round window (RW) region and the range of angles necessary to reach the RW membrane perpendicularly via the external ear canal. MAIN OUTCOME MEASURE The transcanal angle to the RW...

Introduction: Cochlear implantation (CI) is now regarded as a standard treatment for children with severe to profound sensor neural hearing loss. This study aimed to compare the efficacy of the round window approach (RWA) and standard cochleostomy approach (SCA) in the preservation of residual hearing after CI in pediatric patients. Materials and Methods: This double-blind ran...

2014
Ambrose Lee Steve Connor James R Tysome Alec Fitzgerald-O’Connor Dan Jiang

OBJECTIVE: We aimed to establish the frequency of postoperative bony dehiscence overlying the mastoid portion of the facial nerve after round window membranous cochleostomy using high-resolution computer tomography, and to ascertain whether this was associated with a higher incidence of facial nerve injury compared with other studies. We also evaluated the usefulness of the St Thomas’ classific...

احمدی, محمد, فراهانی, فرهاد, گودرزی, محمدتقی, بهنود, فتح اله , شریعت پناهی, الناز ,

Introduction & Objective: The diagnostic value of endoscopic and microscopic procedures for viewing different structures of middle ear has been widely assessed however, no published study is available for comparing the diagnostic value of them in chronic otitis media patients. The present study conducted to compare diagnostic value of these two procedures for assessment of middle ear normal...

Journal: :The international tinnitus journal 2012
Roberta Marino Dayse Tavora Vieira Gunesh P Rajan

OBJECTIVE To measure the Quality of Life outcomes and impact on tinnitus perception in a group of patients after Round Window Vibroplasty (RW-VSB) for mixed or conductive hearing loss. STUDY DESIGN A single-subject, repeated measures design was employed. All VSB fittings were based on hearing thresholds results and were not set to mask tinnitus. METHODS Ten Round Window-Vibroplasty patients...

Journal: :Archives of otolaryngology--head & neck surgery 2009
Leslie E Lemke David H McGee Diane M Prieskorn G Michael Wall David F Dolan Richard A Altschuler Josef M Miller

OBJECTIVE To investigate the ototoxic potential of ciprofloxacin hydrochloride, 0.3%, plus dexamethasone, 0.1%, after administration to the guinea pig middle ear. DESIGN Fifty guinea pigs were randomly assigned to 4 test groups of 10 animals each and 2 control groups of 5 animals each. The 4 test groups were treated twice daily for 4 weeks with 10 muL of (1) ciprofloxacin hydrochloride, 0.3%,...

Journal: :Digital Technical Journal 1991
Björn Engberg Thomas Porcher

X window terminals occupy a niche between X window workstations and graphics terminals. The purpose of terminals in general is to provide low-cost user access to host computers or smaller dedicated systems. X window terminals further the advance in graphics terminals and provide new and interesting ways to utilize host systems. Ethernet cable provides for graphics performance previously not see...

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