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A common problem during rehabilitation after total knee replacement surgery is a lack of intrinsic motivation to do the necessary exercises at home. Doing the exercises at home without the supervision of a physical therapist raises the risk that patients do not execute the activities in a safe and effective manner. To address this problem, we developed a serious exergame to improve engagement and the efficiency of the rehabilitation process. A team of game developers, physiotherapists and a researcher collaborated to contribute to the design and prototype development. This led to a prototype using Microsoft Kinect as an input device to engage users combined with an individualized setup that provides visual rewarding and corrective feedback to the patient and a communication channel to the therapist to enable performance monitoring.

This interdisciplinary process we were engaged in has implications for the …