jumper's knee patellar tendinopathy
Conditions
Interventions
Extracorporeal Shockwave Therapy (ESWT)
One group will receive three ESWT treatments at a weekly interval, the other
group will receive three placebo ESWT treatments at a weekly interval
Sponsors
Universitair Medisch Centrum Groningen
Eligibility
Age
18 Years to 99 Years
Inclusion criteria
Inclusion criteria: Male and female athletes with the following criteria are eligible for inclusion: •History of knee pain in patellar tendon or its patellar or tibial insertion in connection with training and competition •Symptoms for over three months in the actual season or in the second half of the previous season (January - May 2008) (to exclude acute inflammatory tendon problems and partial ruptures) •Age 18-35 years old (to reduce the chance of other osteochondrotic diseases like Sinding-Larsen-Johanson, Osgood-Schlatter and osteoarthrosis) •Palpation tenderness to the corresponding painful area •VISA score
Exclusion criteria
Exclusion criteria: Athletes must not be included if one of the following applies: •acute knee or patellar tendon injuries •chronic joint diseases •signs or symptoms of other coexisting knee pathology •contraindications for ESWT (pregnancy, malignancy, coagulopathy) •knee surgery or injection therapy with corticosteroids in the last preceding three months •daily use of drugs with a putative effect on patellar tendinopathy in the last year (e.g. non-steroid anti-inflammatory drugs, fluorchinolones) or actual use of anticoagulants
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Change in VISA score. The VISA score is a simple, reliable instrument for measuring the severity of patellar tendinopathy and is sensitive to small changes in symptoms. It was specifically designed for patellar tendinopathy, rating pain, symptoms, simple test of function and the ability to play sports. | — |
Secondary
| Measure | Time frame |
|---|---|
| ·Answer to the question: *How is your knee now as compared with before treatment?* ·Rate the pain on a Visual Analogue Scale (VAS) in which 0 represents no pain, and 100 maximal pain: -during activities of daily living (ADL), -during sports, -during a functional test: the single leg decline squat (SLDS -during a jumping test ·Rate overall treatment satisfaction ·Answer the question if they would recommend ESWT treatment to family or friends ·Ultrasound characteristics (hypo-echogenity, diameter, calcifications, neovascularisation) ·Side effects and adverse reactions/events .Concurrent (para)medical consumption | — |
Countries
Netherlands
Outcome results
None listed