نتایج جستجو برای: ossicular fixation

تعداد نتایج: 53070  

Journal: :Brazilian journal of otorhinolaryngology 2017
Fernando de Andrade Quintanilha Ribeiro Yumi Tamaoki Gabriel Wynne Cabral

INTRODUCTION Disjunction of ossicular chain is a common finding in middle ear chronic disease. In addition to ossicular interposition, various materials have been used for reconstruction, such as ceramic prostheses, polyethylene, and titanium. OBJECTIVE Because of the high cost of the available options, the authors propose to reconstruct the ossicular chain with resin cement, a material typic...

Journal: :AJNR. American journal of neuroradiology 2015
R Jacob S Gupta B Isaacson J W Kutz P Roland Y Xi T N Booth

SUMMARY A subset of patients presents with unilateral conductive hearing loss, a normal pinna or grade I microtia, and mild external auditory canal stenosis. The physical findings of microtia and a small external canal are commonly absent or subtle in this group of patients, who are being commonly referred for imaging to evaluate isolated conductive hearing loss. We present a case series of pat...

Journal: :The Laryngoscope 2013
Sasan Hamzavi Dominik Riss Wolfgang Gstoettner

INTRODUCTION Different types of titanium prostheses are used for different types of ossicular chain reconstruction (OCR). However, various ossicular chain problems require different types of reconstruction (incus or prosthesis). Recently, Vincent et al. published a new type of ossiculoplasty with a malleus replacement prosthesis (MRP). The details of this new prosthesis are described in their a...

Journal: :Ear and hearing 2012
Hideko H Nakajima Dominic V Pisano Christof Roosli Mohamad A Hamade Gabrielle R Merchant Lorice Mahfoud Christopher F Halpin John J Rosowski Saumil N Merchant

OBJECTIVE The goal of the present study was to investigate the clinical utility of measurements of ear-canal reflectance (ECR) in a population of patients with conductive hearing loss in the presence of an intact, healthy tympanic membrane and an aerated middle ear. We also sought to compare the diagnostic accuracy of umbo velocity (VU) measurements and measurements of ECR in the same group of ...

2009
Hun Yi Park Dong Hee Han Jong Bin Lee Nam Soo Han Yun-Hoon Choung Keehyun Park

OBJECTIVES A non-progressive and conductive hearing loss with normal eardrum, but no history of trauma and infection, is highly suggestive of a congenital ossicular malformation. Among ossicular anomalies, stapes anomaly is the most common. The purpose of this study is to describe patterns of stapes anomaly and to analyze its surgical outcome with special reference to its patterns. METHODS We...

Journal: :Otology & neurotology : official publication of the American Otological Society, American Neurotology Society [and] European Academy of Otology and Neurotology 2003
Karen K Hoffmann Jeffery J Kuhn Barry Strasnick

HYPOTHESIS The osseointegrative capacity of medical-grade bone cement can be used to improve fixation and prevent displacement of an ossicular prosthesis in a guinea pig model. BACKGROUND Successful ossiculoplasty requires a firm connection between the vibrating tympanic membrane and the inner ear. In patients requiring revision ossiculoplasty, half of failures are due to prosthesis displacem...

Journal: :Journal of surgery and medicine 2021

Background/Aim: Surgery for tympanosclerosis with stapes fixation hearing reconstruction is controversial, many reports in the relevant literature advocate opposing suggestions. The primary aims were to evaluate improvement varied techniques performed fixation. Methods: Patients and fixation, whose impairment was re-constructed surgically who followed 1-5 years reviewed this retrospective cohor...

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