Modeling human-bed interaction: the predictive value of anthropometric models in choosing the correct bed support.

The sleep system (i.e. the combination of mattress and bed base) is an important factor of the sleep environment since it allows physical recuperation during sleep by providing proper body support.

Image-based planning and validation of C1-C2 transarticular screw fixation using personalized drill guides.

Objective: Posterior transarticular spine fusion is a surgical procedure used to stabilize the cervical bodies C1 and C2. Currently, spine screws are used most frequently, according to the procedure of Magerl. As the anatomy is rather complex and the view is limited, this procedure has a high risk factor.