نتایج جستجو برای: prosthesis failure

تعداد نتایج: 398030  

Journal: :Otology & neurotology : official publication of the American Otological Society, American Neurotology Society [and] European Academy of Otology and Neurotology 2005
Anton Gros Jagoda Vatovec Miha Zargi Klemen Jenko

OBJECTIVE The aim of this study was to evaluate the hearing results of revision stapes surgery performed because of previously failed operations and to determine the causes of failure. STUDY DESIGN Retrospective review of revision stapes operations. SETTING Tertiary referral center. PATIENTS Sixty-three consecutive revision stapes operations were performed in 56 patients over a period of ...

Journal: :Orthopedics 2016
Clay Riley John Idoine Yousef Shishani Reuben Gobezie Bradley Edwards

Reverse total shoulder arthroplasty (TSA) is a useful intervention for older patients with glenohumeral arthritis and a deficient rotator cuff. However, as a semiconstrained prosthesis, conventional reverse TSA implanted in a young patient could fail over time secondary to polyethylene wear and subsequent osteolysis. A metal-on-metal prosthesis may avoid this type of failure. The purpose of thi...

Journal: :The Journal of bone and joint surgery. British volume 2011
R Amirfeyz D Stanley

We studied, ten patients (11 elbows) who had undergone 14 allograft-prosthesis composite reconstructions following failure of a previous total elbow replacement with massive structural bone loss. There were nine women and one man with a mean age of 64 years (40 to 84), who were reviewed at a mean of 75 months (24 to 213). One patient developed a deep infection after 26 months and had the allogr...

ژورنال: توانبخشی 2022

Background and aims: Loss of all or part of the ear is one of the significant defects in the head and neck area (regardless of the cause) that can result from trauma, cancer, congenital diseases, or surgery to remove benign tumors. These defects can be reconstructed with the help of surgical procedures or cosmetic prostheses. However, due to the complex structure of the ear, reconstructive surg...

Journal: :The European respiratory journal 1989
D Galdermans D Coolen I Neetens J Bultinck G Parizel

A patient is presented with progressive respiratory failure, caused by pulmonary fat embolism as proved by an open lung biopsy. Four and a half yrs earlier, she underwent a right hip operation. We surmise that a loosening hip prosthesis caused the marrow embolisation.

Journal: :Thorax 1972
R B Berroya F B Escano

This report deals with a rare complication of disc-valve prosthesis in the mitral area. A significant disc poppet and struts destruction of mitral BeaU valve prostheses occurred 20 and 17 months after implantation. The resulting valve incompetence in the first case contributed to the death of the patient. The durability of Teflon prosthetic valves appears to be in question and this type of valv...

Journal: :Clinical orthopaedics and related research 2006
Craig Stoller

UNLABELLED New prostheses should be evaluated for stability and clinical performance. In a prospective randomized clinical trial, we implanted 22 titanium (Ti) and 20 hydroxyapatite-coated (HA) ProxiLock femoral hip prostheses during total hip arthroplasty in 42 patients. The patients were followed for 24 months with clinical, radiographic and radiostereometric analysis. Full weightbearing was ...

Introduction: Rheumatic heart disease still remains one of the leading causes of congestive heart failure and death owing to valvular pathologies, in developing countries. Valve replacement still remains the treatment of choice in such patients.The aim of this study wasto analyze the postoperative outcome of  double valve replacement (Mitral and Aortic ) in patients of rheumatic heart disease. ...

Journal: :Revista brasileira de reumatologia 2016
Taciana Fernandes Araújo Ferreira Marlene Freire Reginaldo Botelho Teodoro

In this article, we present the case of a patient with heart failure with biological aortic valve prosthesis and multiple vascular changes consistent with Takayasu arteritis (TA) who was seen in our department receiving corticosteroids and secondary prevention of rheumatic fever (RF); it was not possible to exclude the association between both diseases.

Journal: :Revista brasileira de cirurgia cardiovascular : orgao oficial da Sociedade Brasileira de Cirurgia Cardiovascular 2011
Adriana Silveira de Almeida Paulo Dornelles Picon Orlando Carlos Belmonte Wender

OBJECTIVE This paper evaluates outcomes in patients subjected to surgery for replacement of the aortic valve using biological or mechanical substitutes, where selection of the type of prosthesis is relevant. METHODS Three hundred and one patients, randomly selected, who had been subjected to aortic valve replacement surgery between 1990 and 2005, with a maximum follow-up period of 20 years. ...

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