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

Jan-Dierk Clausen   ¹ , MD ;   Niclas Nahen   ¹ , MD ;   Hauke Horstmann   ² , MD ;   Florian Lasch   ³ , MSc, PhD ;   Werner Krutsch   ⁴ , MD ;   Christian Krettek   ¹ , MD, FACS ;   Thomas Sanjay Weber-Spickschen   ¹ , MD

¹ Trauma Department, Hannover Medical School, Hannover, Germany

² Orthopaedic Surgery Department, Hannover Medical School, Hannover, Germany

³ Institute of Biometry, Hannover Medical School, Hannover, Germany

⁴ Trauma Department, University Medical Center Regensburg, Regensburg, Germany