Xavier Normand

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One of the main factors affecting the survival of a total knee arthroplasty (TKA) is the fixation method. The constraints placed on the bone–implant interface of a mobile-bearing TKA must be taken in account during the design and evaluation phases. For more than two decades, calcium phosphate ceramics, particularly hydroxyapatitis, have been used in Europe(More)
Sixty congenital dislocations of the hip in thirty seven children had been treated at the age of walking by the Somerville-Petit technique between 1958 and 1961. The results have been reviewed after the end of bone maturation. The results were assessed using Severin's criteria, including the Wiberg C E angle and the morphological appearances of the(More)
Surgical reinforcement of the knee extensor mechanism produces improvement in gait in children with cerebral palsy who walk with a crouch gait with flexion of the hips and knees. In these patients, the defect is related to excessive length of the patellar tendon as shown by the presence of greater passive extension than active extension of the knee, and a(More)
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