Improving Maximal Strength in the Initial Postoperative Phase After Anterior Cruciate Ligament Reconstruction Surgery: Randomized Controlled Trial of an App-Based Serious Gaming Approac

The Genu Sport knee trainer has a strength monitoring unit with three integrated sensors which is placed in the popliteal area and a tablet with the application which allows to transfer the raised force into the game modus. Each training session in our study takes around 5 minutes and is performed autonomously by the patient in his bed with 45° degrees of upper body evaluation while the patient holds the tablet in both hands. By simply pushing his knee downward onto the measuring unit the patient can apply the force.