background: accidental dural puncture during epidural blockade is a rare complication. since postdural puncture headache (pdph) is the most frequent complication, a wisely management method will also reduce the incidence of pdph. methods: five patients who had inadvertent dural puncture during the epidural procedure before hip or knee arthroplasty were included in this study. after dural punctu...

BACKGROUND The treatment of unicompartmental arthritis in younger patients is challenging. The aim of this study is to report final safety and efficacy analysis results for the iForma patient-specific interpositional device, which is designed for the treatment of isolated medial or lateral compartment arthritis of the knee. METHODS From June 2005 to June 2008 78 subjects (42 men, 36 women) re...

OBJECTIVE To observe the accuracy of femoral preparation and the position of the cementless prosthesis in femoral cavity, and to compare the results between the computer-assisted surgical group (CASPAR) and the conventional group. METHODS Ten femoral components were implanted either manually or by CASPAR in cadaver femurs. The specimens were cut to 3 mm thick slices. Microradiograms of every ...

objective : the aim of this study was to validate the well-recognized outcome measure instruments (medical outcome study short form-sf-36, western ontario and mcmaster university osteoarthritis index-womac, mcmaster toronto arthritis patient preference disability questionnaire -mactar) for patients who had undergone total knee arthroplasty in iran, with its cultural and ethnic differences and c...

PURPOSE The aim of this study is to evaluate the technique of ileocecal segment interpositional graft after total gastrectomy for gastric cancer with assessment of its advantages and disadvantages. PATIENTS AND METHODS This is a prospective study carried out at the National Cancer Institute, Cairo University. Twenty four patients with gastric carcinoma were identified from December 1998 to Fe...

OBJECTIVE To evaluate the use of an allogenic acellular dermal matrix (ADM) as an interpositional graft to prevent Frey's syndrome after parotidectomy. METHOD We studied a total of 168 patients with benign parotid gland tumours, including 89 patients with pleomorphic adenoma; 45 with Warthin tumour; 17 with basal cell adenoma; and 17 with miscellaneous tumours. The patients were divided into ...

conversion of knee arthrodesis to total knee arthroplasty is a difficult procedure accompanied by many complications due to soft tissue and extensor mechanism contracture and bone defects. we report two cases of distal femur osteosarcoma that had been undergone wide resection arthrodesis initially. arthrodesis was converted to total knee arthroplasty with hinged prosthesis after many years. we ...

The article describes a case in which a popliteal cyst was identified presenting as a mass on the anterior aspect of theright tibia. This occurred as a result of polyethylene wear debris from previous total knee arthroplasty. Although alternativediagnoses for an anterior tibial mass are more likely, a popliteal cyst must be considered, particularly if the patient has ahistory of total knee arth...