نتایج جستجو برای: total ossicular replacement prosthesis
تعداد نتایج: 909117 فیلتر نتایج به سال:
In vivo testing of a bioabsorbable magnesium alloy serving as total ossicular replacement prostheses
The surgical results of ossicular chain reconstruction using a hydroxyapatite prosthesis were evaluated in 106 ears of 101 patients who were followed up for > 5 years. Successful reconstruction was defined as: (1) postoperative air-bone gap of </= 20 db; or (2) postoperative air conduction better than 40 db; or (3) hearing gain better than 15 db. Success in hearing was obtained in 63/106 ears (...
BACKGROUND Patellofemoral joint replacement is a successful treatment option for isolated patellofemoral osteoarthritis. However, results of later conversion to total knee replacement may be compromised by periprosthetic bone loss. Previous clinical studies have demonstrated a decrease in distal femoral bone mineral density after patellofemoral joint replacement. It is unclear whether this is d...
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...
OBJECTIVE To describe the technique used for total ossiculoplasty with the Fisch titanium total prosthesis and evaluate the 1-year postoperative functional results in patients presenting with the stapes (or footplate) without the malleus handle. STUDY DESIGN Prospective trial with preoperative and postoperative comparison. SETTING Academic and private practice tertiary care center for otolo...
Aim: Aim of this study was to describe an effective technique for mastoid cavity obliteration and reconstruction attic region in canal wall down Tympano mastoidectomy for unsafe chronic otitis media and to review its efficacy in producing a dry, low maintenance, small mastoid cavity. Material and method: In this prospective study, 100 patients were selected who were undergoing procedures for ac...
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