Estimation of vastus medialis' excitability in cases of lateral patellar instability in children.

Background: The aim of this study was to evaluate the excitability of the vastus medialis muscle in children with lateral patellar instability, because it is assumed that, apart from restoring the elasticity of passive lateral restraints, the main goal of rehabilitation of this dysfunction is strengthening of the vastus medialis.

Materials And Methods: Measurements were done in 56 patients (mean age 15.9 years) in the study group and 38 patients (mean age 15.

Rehabilitation after bursoscopic treatment of Osgood-Schlatter disease--preliminary report.

Background: The aim of this study was to describe program and effects of rehabilitation after bursocopic treatment of Osgood-Schlatter disease, carried out in order to alleviate effects of operation and to prevent renewed overloads and damages near the distal patellar ligament insertion.

Material And Methods: Described rehabilitation program was employed from April 2003 to August 2005 to 11 children and youth at the age of 8 to 19 years (mean age 15 years, 8 boys and 3 girls), after bursoscopy of bursa infrapatellaris profunda.

Results: In nine of eleven patients pain has completely disappeared and they came back to recreational and amateur sport activity.