The "intervention" group will be the on receiving VR-based patient informed consent. One surgeon from the study team will be guiding the patient through their VR model and enable them to use the VR system by themselves.

Group that will receive standard written informed consent

The "intervention" group will be the on receiving VR-based patient informed consent. One surgeon from the study team will be guiding the patient through their VR model first with demonstration of the technology and the model, afterwards the patient will be enabled to use the VR system by themselves. During the whole process the patient will be able to ask questions. Depending on the planned surgery, the surgical approach as well important anatomical structures will be explained.

Comparison of intensity of physical and cognitive anxiety symptoms will be assessed by the questionnaire Beck Anxiety Inventory (BAI). This questionnaire consists of 21 self-reported items (four-point scale).

min score: 39 (minimal anxiety level) max score:174 (severe anxiety)

Comparison of patient doctor relationship will be assessed by PDRQ9 (patient-doctor relationship questionnaire). The questionnaire is a 9-item scale that assesses patients' perception of the relationship with the physician. Items are scored on a 5-point Likert scale ranging from 'not at all appropriate' to 'totally appropriate'. Raw sum scores range from 9 to 45, with higher scores indicating that the patient's perception of the patient-doctor relationship is more favorable.