نتایج جستجو برای: prosthesis loosening
تعداد نتایج: 31838 فیلتر نتایج به سال:
Aim: This study aimed to evaluate biological and prosthetic complications of cantilevered non-cantilevered fixed hybrid metal acrylic prostheses used for vertical inclined implants in atrophied mandible. Materials Methods: Eight completely edentulous individuals will be classified into 2 groups randomly: 1) Group I (cantilevered prosthesis, n=4): patients received 4 parallel each other’s the in...
This report describes the case of an edentulous patient with an atrophic maxilla and severe class III malocclusion. Prosthetic rehabilitation was performed using CAD/CAM techniques for manufacturing an implant-supported overdenture with horizontal insertion. A vestibulo-lingual insertion overdenture is a precision prosthesis with a fixation system affording a good fit between the primary and se...
The surface finish of a femoral stem plays an important role in the longevity of cemented total hip arthroplasty. In efforts to decrease the rate of aseptic loosening, some prostheses have been designed to have a roughened surface that enhances bonding between the prosthesis and cement, but clinical outcomes remain controversial. We present a rare case of massive osteolysis with extreme femoral...
In 251 patients over a period of 15 years an uncemented Kotz modular femoral and tibial reconstruction mega prosthesis was implanted after resection of a malignant tumour of the lower limb. Twenty-one patients (8.4%) underwent revision for aseptic loosening, again using an uncemented prosthesis, and five of these required a further revision procedure. The median follow-up time from the first re...
BACKGROUND After total hip arthroplasty, there would be some problems for the patients. Implant loosening is one of the significant problems which results in thigh pain and even revision surgery. Difference between Young's modulus of bone-metal is the cause of stress shielding, atrophy, and subsequent implant loosening. MATERIALS AND METHODS In this paper, femoral stem stiffness is reduced by...
Since its introduction in northern Europe in the 1960s, dental implant has been used all over the world as an option to restore teeth and periodontal tissues. In the early stage, dental implant prosthesis was used restrictively to replace removable prosthesis; currently, however, it is also used for stationary prosthesis. This treatment utilizes various methods including osseointegration after ...
Range of motion after knee replacement is an important factor in overall outcome. The purpose was to compare motion in patients receiving high flexion prosthesis vs. standard prosthesis. 24 high flexion and standard knee prostheses were used. Patients were followed for two years and evaluated prospectively. The mean HSS was 80.4 for the standard group and 80.7 for the flexion group. At two year...
Infection remains a serious complication after total hip arthroplasty (THA) and is a leading cause of hip revision surgery. It is currently accepted that removal of the prosthesis is essential to curing an infection when facing chronic PJIs with prosthesis loosening. In order to avoid the disadvantages of a two-stage approach, some authors have proposed a one-stage hip revision for the treatmen...
The authors report on their experience in revision total shoulder arthroplasty using the Delta III shoulder prosthesis, a reversed constrained prosthesis which is known to give good functional results in the rotator cuff-deficient shoulder. It was implanted in patients with a failed total or hemishoulder prosthesis. The Constant-Murley score was used to assess the functional outcome. The prelim...
INCIDENCE OF REASONS FOR REVISION HIP SURGERY: PRELIMINARY STUDY (Abstract). Aim: To analyze the main causes and short/mid-term clinical outcomes of revision total hip arthroplasty. Material and Methods: All patients treated over a period of 36 consecutive months at the Orthopedic Clinic of the Iasi Rehabilitation Hospital were an alyzed. The causes for total hip arthroplasty (THA) failure were...
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