A method of predicting the stability of a hydrocarbon process stream is disclosed and claimed. A patient-specific 4D anatomical model of the aorta is generated from the 4D medical imaging data. The antenna has a resonant frequency adjustable over a wide rage. Towards this end, at least one other treatment chamber is provided, by means of which treatments can be carried out independently from the first treatment chamber, the device and the control system also co-operating with that other treatment chamber. The second server receives the request message, extracts the transaction request and executes a cryptocurrency transaction based on the transaction request.