Argyrios Christodoulidis

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BACKGROUND Medial Pivot total knee prosthesis has been designed according to studies on normal knee kinematics aiming to replicate physiological knee movement. The purpose of this study was to evaluate clinical and radiologic results of the Advance Medial Pivot Total Knee Arthroplasty, at a mean follow-up of seven years. METHODS One hundred seventy two(More)
Segmenting the retinal vessels from fundus images is a prerequisite for many CAD systems for the automatic detection of diabetic retinopathy lesions. So far, research efforts have concentrated mainly on the accurate localization of the large to medium diameter vessels. However, failure to detect the smallest vessels at the segmentation step can lead to(More)
The purpose of this study was to evaluate the retention of fissure sealants, applied with 4 different combinations of isolation and preparation of occlusal surface. In 95 children aged 7-8 years, having all four first permanent molars fully erupted and caries free, a chemically initiated tinted fissure sealant was placed with the following 4 different(More)
OBJECTIVE The authors report their experience in the treatment of the diaphyseal tibial fractures, using the unilateral radiolucent External Fixator (EF) XCaliber. DESIGN A total of 100 patients (average age 35 years, range 16-76) with 103 displaced diaphyseal tibial fractures were treated with the XCaliber. There were 59 type A fractures, 35 type B, and(More)
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